Remove unused globals complexity#35

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Merged
Eeems merged 2 commits into from
Aug 5, 2026
Merged

Remove unused globals complexity #35

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af6ac27
Remove unused globals complexity
Eeems Aug 5, 2026
18c01b9
Fix lint
Eeems Aug 5, 2026
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34 changes: 17 additions & 17 deletions ext4/__init__.py
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Original file line numberDiff line numberDiff line change
Expand Up@@ -83,22 +83,7 @@
)

__all__ = [
"BlockDescriptor",
"BlockDevice",
"BlockIO",
"BlockIOBlocks",
"CharacterDevice",
"ChecksumError",
"Directory",
"DirectoryEntry",
"DirectoryEntry2",
"DirectoryEntryHash",
"DirectoryEntryTail",
"DotDirectoryEntry2",
"DX_HASH",
"DXEntry",
"DXRoot",
"DXRootInfo",
"EXT2_FLAGS",
"EXT4_BG",
"EXT4_CHKSUM",
Expand All@@ -119,6 +104,23 @@
"EXT4_NAME_LEN",
"EXT4_OS",
"EXT4_REV",
"FS_ENCRYPTION_MODE",
"MODE",
"BlockDescriptor",
"BlockDevice",
"BlockIO",
"BlockIOBlocks",
"CharacterDevice",
"ChecksumError",
"DXEntry",
"DXRoot",
"DXRootInfo",
"Directory",
"DirectoryEntry",
"DirectoryEntry2",
"DirectoryEntryHash",
"DirectoryEntryTail",
"DotDirectoryEntry2",
"ExtendedAttributeEntry",
"ExtendedAttributeError",
"ExtendedAttributeHeader",
Expand All@@ -130,7 +132,6 @@
"ExtentTail",
"Fifo",
"File",
"FS_ENCRYPTION_MODE",
"Hurd1",
"Hurd2",
"Inode",
Expand All@@ -141,7 +142,6 @@
"MagicError",
"Masix1",
"Masix2",
"MODE",
"Osd1",
"Osd2",
"Socket",
Expand Down
2 changes: 1 addition & 1 deletion ext4/_compat.py
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Original file line numberDiff line numberDiff line change
Expand Up@@ -41,4 +41,4 @@ def assert_cast(obj: Any, t: type[T], /) -> T:
return obj


__all__ = ["override", "ReadableStream", "PeekableStream", "assert_cast"]
__all__ = ["PeekableStream", "ReadableStream", "assert_cast", "override"]
4 changes: 2 additions & 2 deletions ext4/blockdescriptor.py
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Original file line numberDiff line numberDiff line change
Expand Up@@ -25,7 +25,7 @@ class BlockDescriptor(Ext4Struct):

_pack_ = 1
# _anonymous_ = ("bg_reserved",)
_fields_ = [
_fields_ = (
("bg_block_bitmap_lo", c_uint32),
("bg_inode_bitmap_lo", c_uint32),
("bg_inode_table_lo", c_uint32),
Expand All@@ -49,7 +49,7 @@ class BlockDescriptor(Ext4Struct):
("bg_block_bitmap_csum_hi", c_uint16),
("bg_inode_bitmap_csum_hi", c_uint16),
("bg_reserved", c_uint32),
]
)

def __init__(self, volume: "Volume", offset: int, bg_no: int) -> None:
super().__init__(volume, offset)
Expand Down
16 changes: 8 additions & 8 deletions ext4/directory.py
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Original file line numberDiff line numberDiff line change
Expand Up@@ -65,26 +65,26 @@ class DirectoryEntry(DirectoryEntryBase):
__slots__ = ()
_pack_ = 1
# _anonymous_ = ("l_i_reserved",)
_fields_ = [
_fields_ = (
("inode", c_uint32),
("rec_len", c_uint16),
("name_len", c_uint16),
("name", c_char * EXT4_NAME_LEN),
]
)


@final
class DirectoryEntry2(DirectoryEntryBase):
__slots__ = ()
_pack_ = 1
# _anonymous_ = ("l_i_reserved",)
_fields_ = [
_fields_ = (
("inode", c_uint32),
("rec_len", c_uint16),
("name_len", c_uint8),
("file_type", EXT4_FT.basetype),
("name", c_char * EXT4_NAME_LEN),
]
)

@DirectoryEntryBase.is_fake_entry.getter
def is_fake_entry(self) -> bool:
Expand All@@ -97,13 +97,13 @@ class DirectoryEntryTail(DirectoryEntryStruct):
__slots__ = ()
_pack_ = 1
# _anonymous_ = ("det_reserved_zero1", "det_reserved_zero2",)
_fields_ = [
_fields_ = (
("det_reserved_zero1", c_uint32),
("det_rec_len", c_uint16),
("det_reserved_zero2", c_uint8),
("det_reserved_ft", c_uint8), # EXT4_FT.DIR_CSUM
("det_checksum", c_uint32),
]
)

@Ext4Struct.magic.getter
def magic(self) -> int:
Expand All@@ -120,7 +120,7 @@ class DirectoryEntryHash(DirectoryEntryStruct):
__slots__ = ()
_pack_ = 1
# _anonymous_ = ("det_reserved_zero1", "det_reserved_zero2",)
_fields_ = [
_fields_ = (
("hash", c_uint32),
("minor_hash", c_uint32),
]
)
28 changes: 15 additions & 13 deletions ext4/enum.py
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Original file line numberDiff line numberDiff line change
Expand Up@@ -6,6 +6,7 @@
from typing import (
TYPE_CHECKING,
Any,
Self,
cast,
final,
)
Expand All@@ -17,8 +18,13 @@


def TypedEnumerationType(_type: type["SimpleCData"]): # noqa: ANN201
class EnumerationType(type(_type)): # type: ignore # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] #noqa: ANN201
def __new__(cls, name: str, bases: tuple[type, ...], data: dict[str, Any]): # pyright: ignore[reportExplicitAny, reportUnknownParameterType] # noqa: ANN204
class EnumerationType(type(_type)): # type: ignore # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass]
def __new__(
cls,
name: str,
bases: tuple[type, ...],
data: dict[str, Any], # pyright: ignore[reportExplicitAny]
) -> Self:
_members_: dict[str, Any] # pyright: ignore[reportExplicitAny]
if "_members_" not in data:
_members_ = {}
Expand All@@ -32,11 +38,7 @@ def __new__(cls, name: str, bases: tuple[type, ...], data: dict[str, Any]): # p
_members_ = cast(dict[str, Any], data["_members_"]) # pyright: ignore[reportExplicitAny]

data["_reverse_map_"] = {v: k for k, v in _members_.items()} # pyright: ignore[reportAny]
cls = type(_type).__new__(cls, name, bases, data) # pyright: ignore[reportCallIssue, reportUnknownVariableType] # noqa: PLW0642
for key, value in cast(dict[str, Any], cls._members_).items(): # pyright: ignore[reportExplicitAny, reportAny]
globals()[key] = value

return cls # pyright: ignore[reportUnknownVariableType]
return type(_type).__new__(cls, name, bases, data) # pyright: ignore[reportCallIssue, reportUnknownVariableType]

@override
def __repr__(self) -> str:
Expand All@@ -46,8 +48,8 @@ def __repr__(self) -> str:


def TypedCEnumeration(_type: type["SimpleCData"]): # noqa: ANN201
class CEnumeration(_type, metaclass=TypedEnumerationType(_type)): # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] # noqa: ANN201,PLW1641,PLW1641
_members_: dict[str, Any] = {} # pyright: ignore[reportExplicitAny]
class CEnumeration(_type, metaclass=TypedEnumerationType(_type)): # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] # noqa: PLW1641
_members_: dict[str, Any] = {} # pyright: ignore[reportExplicitAny] # noqa: RUF012
basetype: type["SimpleCData"] = _type

@override
Expand All@@ -56,18 +58,18 @@ def __repr__(self) -> str:
return f"<{self.__class__.__name__}.{self._reverse_map_.get(value, '(unknown)')}: {value}>" # pyright: ignore[reportUnknownMemberType]

@override
def __eq__(self, other: Any) -> bool: # pyright: ignore[reportExplicitAny, reportAny]
def __eq__(self, other: object) -> bool:
if isinstance(other, int):
return self.value == other # pyright: ignore[reportUnknownMemberType, reportUnknownVariableType]

return isinstance(self, type(other)) and self.value == other.value # pyright: ignore[reportUnknownVariableType, reportAny, reportUnknownMemberType]
return isinstance(self, type(other)) and self.value == other.value # pyright: ignore[reportUnknownVariableType, reportUnknownMemberType, reportAttributeAccessIssue]

@override
def __ne__(self, other: Any) -> bool: # pyright: ignore[reportExplicitAny, reportAny]
def __ne__(self, other: object) -> bool:
if isinstance(other, int):
return self.value != other # pyright: ignore[reportUnknownMemberType, reportUnknownVariableType]

return isinstance(self, type(other)) and self.value != other.value # pyright: ignore[reportUnknownVariableType, reportAny, reportUnknownMemberType]
return isinstance(self, type(other)) and self.value != other.value # pyright: ignore[reportUnknownVariableType, reportUnknownMemberType, reportAttributeAccessIssue]

@override
def __and__(self, other: Any) -> int | bool: # pyright: ignore[reportExplicitAny, reportAny, reportGeneralTypeIssues]
Expand Down
18 changes: 8 additions & 10 deletions ext4/extent.py
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Original file line numberDiff line numberDiff line change
Expand Up@@ -89,13 +89,13 @@ class ExtentHeader(Ext4Struct):

_pack_ = 1
# _anonymous_ = ()
_fields_ = [
_fields_ = (
("eh_magic", c_uint16),
("eh_entries", c_uint16),
("eh_max", c_uint16),
("eh_depth", c_uint16),
("eh_generation", c_uint32),
]
)

def __init__(self, tree: "ExtentTree", offset: int) -> None:
self.tree: ExtentTree = tree
Expand All@@ -106,7 +106,7 @@ def __init__(self, tree: "ExtentTree", offset: int) -> None:

offset = self.offset + self.size
eh_entries = assert_cast(self.eh_entries, int) # pyright: ignore[reportAny]
for i in range(0, eh_entries):
for i in range(eh_entries):
if self.eh_depth == 0:
self.extents.append(Extent(self, offset, i))
offset += sizeof(Extent)
Expand DownExpand Up@@ -173,12 +173,12 @@ class ExtentIndex(Ext4Struct):

_pack_ = 1
# _anonymous_ = ("ei_unused",)
_fields_ = [
_fields_ = (
("ei_block", c_uint32),
("ei_leaf_lo", c_uint32),
("ei_leaf_hi", c_uint16),
("ei_unused", c_uint16),
]
)

def __init__(self, header: ExtentHeader, offset: int, ei_no: int) -> None:
self.ei_no: int = ei_no
Expand DownExpand Up@@ -210,12 +210,12 @@ class Extent(Ext4Struct):

_pack_ = 1
# _anonymous_ = ("ei_unused",)
_fields_ = [
_fields_ = (
("ee_block", c_uint32),
("ee_len", c_uint16),
("ee_start_hi", c_uint16),
("ee_start_lo", c_uint32),
]
)

def __init__(self, header: ExtentHeader, offset: int, ee_no: int) -> None:
super().__init__(header.inode.volume, offset)
Expand DownExpand Up@@ -258,9 +258,7 @@ class ExtentTail(Ext4Struct):
__slots__ = ("header",)

_pack_ = 1
_fields_ = [
("et_checksum", c_uint32),
]
_fields_ = (("et_checksum", c_uint32),)

def __init__(self, header: ExtentHeader, offset: int) -> None:
self.header: ExtentHeader = header
Expand Down
28 changes: 14 additions & 14 deletions ext4/htree.py
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Original file line numberDiff line numberDiff line change
Expand Up@@ -59,13 +59,13 @@ class DotDirectoryEntry2(LittleEndianStructureWithVolume):

_pack_ = 1
# _anonymous_ = ()
_fields_ = [
_fields_ = (
("inode", c_uint32),
("rec_len", c_uint16),
("name_len", c_uint8),
("file_type", c_uint8),
("name", c_char * 4), # b".\0\0\0" or b"..\0\0"
]
)

def verify(self) -> None:
name = assert_cast(self.name, bytes) # pyright: ignore[reportAny]
Expand All@@ -89,13 +89,13 @@ class DXRootInfo(LittleEndianStructure):
__slots__ = ()
_pack_ = 1
# _anonymous_ = ("reserved_zero")
_fields_ = [
_fields_ = (
("reserved_zero", c_uint32),
("hash_version", DX_HASH.basetype),
("info_length", c_uint8),
("indirect_levels", c_uint8),
("unused_flags", c_uint8),
]
)


class DXBase(Ext4Struct):
Expand DownExpand Up@@ -128,10 +128,10 @@ class DXEntry(DXBase):

_pack_ = 1
# _anonymous_ = ("")
_fields_ = [
_fields_ = (
("hash", c_uint32),
("block", c_uint32),
]
)

def __init__(self, parent: "DXEntriesBase", index: int) -> None:
self.index: int = index
Expand DownExpand Up@@ -321,15 +321,15 @@ def __init__(self, inode: "Directory") -> None:
super().__init__(inode, 0)

# _anonymous_ = ("")
_fields_ = [
_fields_ = (
("dot", DotDirectoryEntry2),
("dotdot", DotDirectoryEntry2),
("dx_root_info", DXRootInfo),
("limit", c_uint16),
("count", c_uint16),
("block", c_uint32),
# ("entries", DXEntry * self.count),
]
)

def compute_dx_hash(self, name: bytes, hash_version: int) -> tuple[int, int]:
seed = self.directory.volume.superblock.s_hash_seed # pyright: ignore[reportAny]
Expand DownExpand Up@@ -511,10 +511,10 @@ class DXFake(LittleEndianStructure):
__slots__ = ()
_pack_ = 1
# _anonymous_ = ("")
_fields_ = [
_fields_ = (
("inode", c_uint32), # 0
("rec_len", c_uint16),
]
)

@property
def expected_magic(self) -> int:
Expand All@@ -532,15 +532,15 @@ class DXNode(DXEntriesBase):

_pack_ = 1
# _anonymous_ = ("")
_fields_ = [
_fields_ = (
("fake", DXFake),
("name_len", c_uint8),
("file_type", c_uint8),
("limit", c_uint16),
("count", c_uint16),
("block", c_uint32),
# ("entries", DXEntry * self.count),
]
)

def __init__(self, directory: "Directory", offset: int) -> None:
super().__init__(directory, offset)
Expand All@@ -552,10 +552,10 @@ class DXTail(DXBase):

_pack_ = 1
# _anonymous_ = ("dt_reserved")
_fields_ = [
_fields_ = (
("dt_reserved", c_uint32),
("dt_checksum", c_uint16),
]
)

def __init__(self, parent: DXNode) -> None:
self.parent = parent
Expand Down
Loading
, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Add copy buttons to all 
 blocks\n(function() {\n function addCopyButtons() {\n document.querySelectorAll('pre code').forEach(function(codeBlock) {\n if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;\n codeBlock.parentElement.setAttribute('data-copy-added', 'true');\n \n var btn = document.createElement('button');\n btn.textContent = 'Copy';\n btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';\n btn.onmouseover = function() { this.style.opacity = '1'; };\n btn.onmouseout = function() { this.style.opacity = '0.7'; };\n btn.onclick = function() {\n navigator.clipboard.writeText(codeBlock.textContent).then(function() {\n btn.textContent = 'Copied!';\n setTimeout(function() { btn.textContent = 'Copy'; }, 1500);\n });\n };\n codeBlock.parentElement.style.position = 'relative';\n codeBlock.parentElement.appendChild(btn);\n });\n }\n \n addCopyButtons();\n \n // Re-run on dynamic content\n var observer = new MutationObserver(addCopyButtons);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Add Copy Buttons to Code Blocks");
}
} catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
})();
(function(){
try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '

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Remove unused globals complexity#35

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 Merged

Eeems
merged 2 commits into

from

Aug 5, 2026
 Merged


Remove unused globals complexity
#35
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af6ac27

Remove unused globals complexity


Eeems Aug 5, 2026
18c01b9

Fix lint


Eeems Aug 5, 2026

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34 changes: 17 additions & 17 deletions
ext4/__init__.py

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Original file line numberDiff line numberDiff line change
Expand Up@@ -83,22 +83,7 @@
)

__all__ = [
 "BlockDescriptor",
 "BlockDevice",
 "BlockIO",
 "BlockIOBlocks",
 "CharacterDevice",
 "ChecksumError",
 "Directory",
 "DirectoryEntry",
 "DirectoryEntry2",
 "DirectoryEntryHash",
 "DirectoryEntryTail",
 "DotDirectoryEntry2",
 "DX_HASH",
 "DXEntry",
 "DXRoot",
 "DXRootInfo",
 "EXT2_FLAGS",
 "EXT4_BG",
 "EXT4_CHKSUM",
Expand All@@ -119,6 +104,23 @@
 "EXT4_NAME_LEN",
 "EXT4_OS",
 "EXT4_REV",
 "FS_ENCRYPTION_MODE",
 "MODE",
 "BlockDescriptor",
 "BlockDevice",
 "BlockIO",
 "BlockIOBlocks",
 "CharacterDevice",
 "ChecksumError",
 "DXEntry",
 "DXRoot",
 "DXRootInfo",
 "Directory",
 "DirectoryEntry",
 "DirectoryEntry2",
 "DirectoryEntryHash",
 "DirectoryEntryTail",
 "DotDirectoryEntry2",
 "ExtendedAttributeEntry",
 "ExtendedAttributeError",
 "ExtendedAttributeHeader",
Expand All@@ -130,7 +132,6 @@
 "ExtentTail",
 "Fifo",
 "File",
 "FS_ENCRYPTION_MODE",
 "Hurd1",
 "Hurd2",
 "Inode",
Expand All@@ -141,7 +142,6 @@
 "MagicError",
 "Masix1",
 "Masix2",
 "MODE",
 "Osd1",
 "Osd2",
 "Socket",
Expand Down

2 changes: 1 addition & 1 deletion
ext4/_compat.py

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Original file line numberDiff line numberDiff line change
Expand Up@@ -41,4 +41,4 @@ def assert_cast(obj: Any, t: type[T], /) -> T:
 return obj


__all__ = ["override", "ReadableStream", "PeekableStream", "assert_cast"]
__all__ = ["PeekableStream", "ReadableStream", "assert_cast", "override"]

4 changes: 2 additions & 2 deletions
ext4/blockdescriptor.py

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Original file line numberDiff line numberDiff line change
Expand Up@@ -25,7 +25,7 @@ class BlockDescriptor(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("bg_reserved",)
 _fields_ = [
 _fields_ = (
 ("bg_block_bitmap_lo", c_uint32),
 ("bg_inode_bitmap_lo", c_uint32),
 ("bg_inode_table_lo", c_uint32),
Expand All@@ -49,7 +49,7 @@ class BlockDescriptor(Ext4Struct):
 ("bg_block_bitmap_csum_hi", c_uint16),
 ("bg_inode_bitmap_csum_hi", c_uint16),
 ("bg_reserved", c_uint32),
]
)

 def __init__(self, volume: "Volume", offset: int, bg_no: int) -> None:
 super().__init__(volume, offset)
Expand Down

16 changes: 8 additions & 8 deletions
ext4/directory.py

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Original file line numberDiff line numberDiff line change
Expand Up@@ -65,26 +65,26 @@ class DirectoryEntry(DirectoryEntryBase):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("l_i_reserved",)
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint16),
 ("name", c_char * EXT4_NAME_LEN),
]
)


@final
class DirectoryEntry2(DirectoryEntryBase):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("l_i_reserved",)
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint8),
 ("file_type", EXT4_FT.basetype),
 ("name", c_char * EXT4_NAME_LEN),
]
)

 @DirectoryEntryBase.is_fake_entry.getter
 def is_fake_entry(self) -> bool:
Expand All@@ -97,13 +97,13 @@ class DirectoryEntryTail(DirectoryEntryStruct):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("det_reserved_zero1", "det_reserved_zero2",)
 _fields_ = [
 _fields_ = (
 ("det_reserved_zero1", c_uint32),
 ("det_rec_len", c_uint16),
 ("det_reserved_zero2", c_uint8),
 ("det_reserved_ft", c_uint8), # EXT4_FT.DIR_CSUM
 ("det_checksum", c_uint32),
]
)

 @Ext4Struct.magic.getter
 def magic(self) -> int:
Expand All@@ -120,7 +120,7 @@ class DirectoryEntryHash(DirectoryEntryStruct):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("det_reserved_zero1", "det_reserved_zero2",)
 _fields_ = [
 _fields_ = (
 ("hash", c_uint32),
 ("minor_hash", c_uint32),
]
)

28 changes: 15 additions & 13 deletions
ext4/enum.py

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Original file line numberDiff line numberDiff line change
Expand Up@@ -6,6 +6,7 @@
from typing import (
 TYPE_CHECKING,
 Any,
 Self,
 cast,
 final,
)
Expand All@@ -17,8 +18,13 @@


def TypedEnumerationType(_type: type["SimpleCData"]): # noqa: ANN201
 class EnumerationType(type(_type)): # type: ignore # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] #noqa: ANN201
 def __new__(cls, name: str, bases: tuple[type, ...], data: dict[str, Any]): # pyright: ignore[reportExplicitAny, reportUnknownParameterType] # noqa: ANN204
 class EnumerationType(type(_type)): # type: ignore # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass]
 def __new__(
 cls,
 name: str,
 bases: tuple[type, ...],
 data: dict[str, Any], # pyright: ignore[reportExplicitAny]
 ) -> Self:
 _members_: dict[str, Any] # pyright: ignore[reportExplicitAny]
 if "_members_" not in data:
 _members_ = {}
Expand All@@ -32,11 +38,7 @@ def __new__(cls, name: str, bases: tuple[type, ...], data: dict[str, Any]): # p
 _members_ = cast(dict[str, Any], data["_members_"]) # pyright: ignore[reportExplicitAny]

 data["_reverse_map_"] = {v: k for k, v in _members_.items()} # pyright: ignore[reportAny]
 cls = type(_type).__new__(cls, name, bases, data) # pyright: ignore[reportCallIssue, reportUnknownVariableType] # noqa: PLW0642
 for key, value in cast(dict[str, Any], cls._members_).items(): # pyright: ignore[reportExplicitAny, reportAny]
 globals()[key] = value

 return cls # pyright: ignore[reportUnknownVariableType]
 return type(_type).__new__(cls, name, bases, data) # pyright: ignore[reportCallIssue, reportUnknownVariableType]

 @override
 def __repr__(self) -> str:
Expand All@@ -46,8 +48,8 @@ def __repr__(self) -> str:


def TypedCEnumeration(_type: type["SimpleCData"]): # noqa: ANN201
 class CEnumeration(_type, metaclass=TypedEnumerationType(_type)): # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] # noqa: ANN201,PLW1641,PLW1641
 _members_: dict[str, Any] = {} # pyright: ignore[reportExplicitAny]
 class CEnumeration(_type, metaclass=TypedEnumerationType(_type)): # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] # noqa: PLW1641
 _members_: dict[str, Any] = {} # pyright: ignore[reportExplicitAny] # noqa: RUF012
 basetype: type["SimpleCData"] = _type

 @override
Expand All@@ -56,18 +58,18 @@ def __repr__(self) -> str:
 return f"<{self.__class__.__name__}.{self._reverse_map_.get(value, '(unknown)')}: {value}>" # pyright: ignore[reportUnknownMemberType]

 @override
 def __eq__(self, other: Any) -> bool: # pyright: ignore[reportExplicitAny, reportAny]
 def __eq__(self, other: object) -> bool:
 if isinstance(other, int):
 return self.value == other # pyright: ignore[reportUnknownMemberType, reportUnknownVariableType]

 return isinstance(self, type(other)) and self.value == other.value # pyright: ignore[reportUnknownVariableType, reportAny, reportUnknownMemberType]
 return isinstance(self, type(other)) and self.value == other.value # pyright: ignore[reportUnknownVariableType, reportUnknownMemberType, reportAttributeAccessIssue]

 @override
 def __ne__(self, other: Any) -> bool: # pyright: ignore[reportExplicitAny, reportAny]
 def __ne__(self, other: object) -> bool:
 if isinstance(other, int):
 return self.value != other # pyright: ignore[reportUnknownMemberType, reportUnknownVariableType]

 return isinstance(self, type(other)) and self.value != other.value # pyright: ignore[reportUnknownVariableType, reportAny, reportUnknownMemberType]
 return isinstance(self, type(other)) and self.value != other.value # pyright: ignore[reportUnknownVariableType, reportUnknownMemberType, reportAttributeAccessIssue]

 @override
 def __and__(self, other: Any) -> int | bool: # pyright: ignore[reportExplicitAny, reportAny, reportGeneralTypeIssues]
Expand Down

18 changes: 8 additions & 10 deletions
ext4/extent.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -89,13 +89,13 @@ class ExtentHeader(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ()
 _fields_ = [
 _fields_ = (
 ("eh_magic", c_uint16),
 ("eh_entries", c_uint16),
 ("eh_max", c_uint16),
 ("eh_depth", c_uint16),
 ("eh_generation", c_uint32),
]
)

 def __init__(self, tree: "ExtentTree", offset: int) -> None:
 self.tree: ExtentTree = tree
Expand All@@ -106,7 +106,7 @@ def __init__(self, tree: "ExtentTree", offset: int) -> None:

 offset = self.offset + self.size
 eh_entries = assert_cast(self.eh_entries, int) # pyright: ignore[reportAny]
 for i in range(0, eh_entries):
 for i in range(eh_entries):
 if self.eh_depth == 0:
 self.extents.append(Extent(self, offset, i))
 offset += sizeof(Extent)
Expand DownExpand Up@@ -173,12 +173,12 @@ class ExtentIndex(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("ei_unused",)
 _fields_ = [
 _fields_ = (
 ("ei_block", c_uint32),
 ("ei_leaf_lo", c_uint32),
 ("ei_leaf_hi", c_uint16),
 ("ei_unused", c_uint16),
]
)

 def __init__(self, header: ExtentHeader, offset: int, ei_no: int) -> None:
 self.ei_no: int = ei_no
Expand DownExpand Up@@ -210,12 +210,12 @@ class Extent(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("ei_unused",)
 _fields_ = [
 _fields_ = (
 ("ee_block", c_uint32),
 ("ee_len", c_uint16),
 ("ee_start_hi", c_uint16),
 ("ee_start_lo", c_uint32),
]
)

 def __init__(self, header: ExtentHeader, offset: int, ee_no: int) -> None:
 super().__init__(header.inode.volume, offset)
Expand DownExpand Up@@ -258,9 +258,7 @@ class ExtentTail(Ext4Struct):
 __slots__ = ("header",)

 _pack_ = 1
 _fields_ = [
 ("et_checksum", c_uint32),
 ]
 _fields_ = (("et_checksum", c_uint32),)

 def __init__(self, header: ExtentHeader, offset: int) -> None:
 self.header: ExtentHeader = header
Expand Down

28 changes: 14 additions & 14 deletions
ext4/htree.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -59,13 +59,13 @@ class DotDirectoryEntry2(LittleEndianStructureWithVolume):

 _pack_ = 1
 # _anonymous_ = ()
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint8),
 ("file_type", c_uint8),
 ("name", c_char * 4), # b".\0\0\0" or b"..\0\0"
]
)

 def verify(self) -> None:
 name = assert_cast(self.name, bytes) # pyright: ignore[reportAny]
Expand All@@ -89,13 +89,13 @@ class DXRootInfo(LittleEndianStructure):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("reserved_zero")
 _fields_ = [
 _fields_ = (
 ("reserved_zero", c_uint32),
 ("hash_version", DX_HASH.basetype),
 ("info_length", c_uint8),
 ("indirect_levels", c_uint8),
 ("unused_flags", c_uint8),
]
)


class DXBase(Ext4Struct):
Expand DownExpand Up@@ -128,10 +128,10 @@ class DXEntry(DXBase):

 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("hash", c_uint32),
 ("block", c_uint32),
]
)

 def __init__(self, parent: "DXEntriesBase", index: int) -> None:
 self.index: int = index
Expand DownExpand Up@@ -321,15 +321,15 @@ def __init__(self, inode: "Directory") -> None:
 super().__init__(inode, 0)

 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("dot", DotDirectoryEntry2),
 ("dotdot", DotDirectoryEntry2),
 ("dx_root_info", DXRootInfo),
 ("limit", c_uint16),
 ("count", c_uint16),
 ("block", c_uint32),
 # ("entries", DXEntry * self.count),
]
)

 def compute_dx_hash(self, name: bytes, hash_version: int) -> tuple[int, int]:
 seed = self.directory.volume.superblock.s_hash_seed # pyright: ignore[reportAny]
Expand DownExpand Up@@ -511,10 +511,10 @@ class DXFake(LittleEndianStructure):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32), # 0
 ("rec_len", c_uint16),
]
)

 @property
 def expected_magic(self) -> int:
Expand All@@ -532,15 +532,15 @@ class DXNode(DXEntriesBase):

 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("fake", DXFake),
 ("name_len", c_uint8),
 ("file_type", c_uint8),
 ("limit", c_uint16),
 ("count", c_uint16),
 ("block", c_uint32),
 # ("entries", DXEntry * self.count),
]
)

 def __init__(self, directory: "Directory", offset: int) -> None:
 super().__init__(directory, offset)
Expand All@@ -552,10 +552,10 @@ class DXTail(DXBase):

 _pack_ = 1
 # _anonymous_ = ("dt_reserved")
 _fields_ = [
 _fields_ = (
 ("dt_reserved", c_uint32),
 ("dt_checksum", c_uint16),
]
)

 def __init__(self, parent: DXNode) -> None:
 self.parent = parent
Expand Down
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix");
}
} catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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Remove unused globals complexity#35

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 Merged

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Aug 5, 2026
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Remove unused globals complexity
#35
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af6ac27

Remove unused globals complexity


Eeems Aug 5, 2026
18c01b9

Fix lint


Eeems Aug 5, 2026

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34 changes: 17 additions & 17 deletions
ext4/__init__.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -83,22 +83,7 @@
)

__all__ = [
 "BlockDescriptor",
 "BlockDevice",
 "BlockIO",
 "BlockIOBlocks",
 "CharacterDevice",
 "ChecksumError",
 "Directory",
 "DirectoryEntry",
 "DirectoryEntry2",
 "DirectoryEntryHash",
 "DirectoryEntryTail",
 "DotDirectoryEntry2",
 "DX_HASH",
 "DXEntry",
 "DXRoot",
 "DXRootInfo",
 "EXT2_FLAGS",
 "EXT4_BG",
 "EXT4_CHKSUM",
Expand All@@ -119,6 +104,23 @@
 "EXT4_NAME_LEN",
 "EXT4_OS",
 "EXT4_REV",
 "FS_ENCRYPTION_MODE",
 "MODE",
 "BlockDescriptor",
 "BlockDevice",
 "BlockIO",
 "BlockIOBlocks",
 "CharacterDevice",
 "ChecksumError",
 "DXEntry",
 "DXRoot",
 "DXRootInfo",
 "Directory",
 "DirectoryEntry",
 "DirectoryEntry2",
 "DirectoryEntryHash",
 "DirectoryEntryTail",
 "DotDirectoryEntry2",
 "ExtendedAttributeEntry",
 "ExtendedAttributeError",
 "ExtendedAttributeHeader",
Expand All@@ -130,7 +132,6 @@
 "ExtentTail",
 "Fifo",
 "File",
 "FS_ENCRYPTION_MODE",
 "Hurd1",
 "Hurd2",
 "Inode",
Expand All@@ -141,7 +142,6 @@
 "MagicError",
 "Masix1",
 "Masix2",
 "MODE",
 "Osd1",
 "Osd2",
 "Socket",
Expand Down

2 changes: 1 addition & 1 deletion
ext4/_compat.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -41,4 +41,4 @@ def assert_cast(obj: Any, t: type[T], /) -> T:
 return obj


__all__ = ["override", "ReadableStream", "PeekableStream", "assert_cast"]
__all__ = ["PeekableStream", "ReadableStream", "assert_cast", "override"]

4 changes: 2 additions & 2 deletions
ext4/blockdescriptor.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -25,7 +25,7 @@ class BlockDescriptor(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("bg_reserved",)
 _fields_ = [
 _fields_ = (
 ("bg_block_bitmap_lo", c_uint32),
 ("bg_inode_bitmap_lo", c_uint32),
 ("bg_inode_table_lo", c_uint32),
Expand All@@ -49,7 +49,7 @@ class BlockDescriptor(Ext4Struct):
 ("bg_block_bitmap_csum_hi", c_uint16),
 ("bg_inode_bitmap_csum_hi", c_uint16),
 ("bg_reserved", c_uint32),
]
)

 def __init__(self, volume: "Volume", offset: int, bg_no: int) -> None:
 super().__init__(volume, offset)
Expand Down

16 changes: 8 additions & 8 deletions
ext4/directory.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -65,26 +65,26 @@ class DirectoryEntry(DirectoryEntryBase):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("l_i_reserved",)
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint16),
 ("name", c_char * EXT4_NAME_LEN),
]
)


@final
class DirectoryEntry2(DirectoryEntryBase):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("l_i_reserved",)
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint8),
 ("file_type", EXT4_FT.basetype),
 ("name", c_char * EXT4_NAME_LEN),
]
)

 @DirectoryEntryBase.is_fake_entry.getter
 def is_fake_entry(self) -> bool:
Expand All@@ -97,13 +97,13 @@ class DirectoryEntryTail(DirectoryEntryStruct):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("det_reserved_zero1", "det_reserved_zero2",)
 _fields_ = [
 _fields_ = (
 ("det_reserved_zero1", c_uint32),
 ("det_rec_len", c_uint16),
 ("det_reserved_zero2", c_uint8),
 ("det_reserved_ft", c_uint8), # EXT4_FT.DIR_CSUM
 ("det_checksum", c_uint32),
]
)

 @Ext4Struct.magic.getter
 def magic(self) -> int:
Expand All@@ -120,7 +120,7 @@ class DirectoryEntryHash(DirectoryEntryStruct):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("det_reserved_zero1", "det_reserved_zero2",)
 _fields_ = [
 _fields_ = (
 ("hash", c_uint32),
 ("minor_hash", c_uint32),
]
)

28 changes: 15 additions & 13 deletions
ext4/enum.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -6,6 +6,7 @@
from typing import (
 TYPE_CHECKING,
 Any,
 Self,
 cast,
 final,
)
Expand All@@ -17,8 +18,13 @@


def TypedEnumerationType(_type: type["SimpleCData"]): # noqa: ANN201
 class EnumerationType(type(_type)): # type: ignore # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] #noqa: ANN201
 def __new__(cls, name: str, bases: tuple[type, ...], data: dict[str, Any]): # pyright: ignore[reportExplicitAny, reportUnknownParameterType] # noqa: ANN204
 class EnumerationType(type(_type)): # type: ignore # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass]
 def __new__(
 cls,
 name: str,
 bases: tuple[type, ...],
 data: dict[str, Any], # pyright: ignore[reportExplicitAny]
 ) -> Self:
 _members_: dict[str, Any] # pyright: ignore[reportExplicitAny]
 if "_members_" not in data:
 _members_ = {}
Expand All@@ -32,11 +38,7 @@ def __new__(cls, name: str, bases: tuple[type, ...], data: dict[str, Any]): # p
 _members_ = cast(dict[str, Any], data["_members_"]) # pyright: ignore[reportExplicitAny]

 data["_reverse_map_"] = {v: k for k, v in _members_.items()} # pyright: ignore[reportAny]
 cls = type(_type).__new__(cls, name, bases, data) # pyright: ignore[reportCallIssue, reportUnknownVariableType] # noqa: PLW0642
 for key, value in cast(dict[str, Any], cls._members_).items(): # pyright: ignore[reportExplicitAny, reportAny]
 globals()[key] = value

 return cls # pyright: ignore[reportUnknownVariableType]
 return type(_type).__new__(cls, name, bases, data) # pyright: ignore[reportCallIssue, reportUnknownVariableType]

 @override
 def __repr__(self) -> str:
Expand All@@ -46,8 +48,8 @@ def __repr__(self) -> str:


def TypedCEnumeration(_type: type["SimpleCData"]): # noqa: ANN201
 class CEnumeration(_type, metaclass=TypedEnumerationType(_type)): # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] # noqa: ANN201,PLW1641,PLW1641
 _members_: dict[str, Any] = {} # pyright: ignore[reportExplicitAny]
 class CEnumeration(_type, metaclass=TypedEnumerationType(_type)): # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] # noqa: PLW1641
 _members_: dict[str, Any] = {} # pyright: ignore[reportExplicitAny] # noqa: RUF012
 basetype: type["SimpleCData"] = _type

 @override
Expand All@@ -56,18 +58,18 @@ def __repr__(self) -> str:
 return f"<{self.__class__.__name__}.{self._reverse_map_.get(value, '(unknown)')}: {value}>" # pyright: ignore[reportUnknownMemberType]

 @override
 def __eq__(self, other: Any) -> bool: # pyright: ignore[reportExplicitAny, reportAny]
 def __eq__(self, other: object) -> bool:
 if isinstance(other, int):
 return self.value == other # pyright: ignore[reportUnknownMemberType, reportUnknownVariableType]

 return isinstance(self, type(other)) and self.value == other.value # pyright: ignore[reportUnknownVariableType, reportAny, reportUnknownMemberType]
 return isinstance(self, type(other)) and self.value == other.value # pyright: ignore[reportUnknownVariableType, reportUnknownMemberType, reportAttributeAccessIssue]

 @override
 def __ne__(self, other: Any) -> bool: # pyright: ignore[reportExplicitAny, reportAny]
 def __ne__(self, other: object) -> bool:
 if isinstance(other, int):
 return self.value != other # pyright: ignore[reportUnknownMemberType, reportUnknownVariableType]

 return isinstance(self, type(other)) and self.value != other.value # pyright: ignore[reportUnknownVariableType, reportAny, reportUnknownMemberType]
 return isinstance(self, type(other)) and self.value != other.value # pyright: ignore[reportUnknownVariableType, reportUnknownMemberType, reportAttributeAccessIssue]

 @override
 def __and__(self, other: Any) -> int | bool: # pyright: ignore[reportExplicitAny, reportAny, reportGeneralTypeIssues]
Expand Down

18 changes: 8 additions & 10 deletions
ext4/extent.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -89,13 +89,13 @@ class ExtentHeader(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ()
 _fields_ = [
 _fields_ = (
 ("eh_magic", c_uint16),
 ("eh_entries", c_uint16),
 ("eh_max", c_uint16),
 ("eh_depth", c_uint16),
 ("eh_generation", c_uint32),
]
)

 def __init__(self, tree: "ExtentTree", offset: int) -> None:
 self.tree: ExtentTree = tree
Expand All@@ -106,7 +106,7 @@ def __init__(self, tree: "ExtentTree", offset: int) -> None:

 offset = self.offset + self.size
 eh_entries = assert_cast(self.eh_entries, int) # pyright: ignore[reportAny]
 for i in range(0, eh_entries):
 for i in range(eh_entries):
 if self.eh_depth == 0:
 self.extents.append(Extent(self, offset, i))
 offset += sizeof(Extent)
Expand DownExpand Up@@ -173,12 +173,12 @@ class ExtentIndex(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("ei_unused",)
 _fields_ = [
 _fields_ = (
 ("ei_block", c_uint32),
 ("ei_leaf_lo", c_uint32),
 ("ei_leaf_hi", c_uint16),
 ("ei_unused", c_uint16),
]
)

 def __init__(self, header: ExtentHeader, offset: int, ei_no: int) -> None:
 self.ei_no: int = ei_no
Expand DownExpand Up@@ -210,12 +210,12 @@ class Extent(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("ei_unused",)
 _fields_ = [
 _fields_ = (
 ("ee_block", c_uint32),
 ("ee_len", c_uint16),
 ("ee_start_hi", c_uint16),
 ("ee_start_lo", c_uint32),
]
)

 def __init__(self, header: ExtentHeader, offset: int, ee_no: int) -> None:
 super().__init__(header.inode.volume, offset)
Expand DownExpand Up@@ -258,9 +258,7 @@ class ExtentTail(Ext4Struct):
 __slots__ = ("header",)

 _pack_ = 1
 _fields_ = [
 ("et_checksum", c_uint32),
 ]
 _fields_ = (("et_checksum", c_uint32),)

 def __init__(self, header: ExtentHeader, offset: int) -> None:
 self.header: ExtentHeader = header
Expand Down

28 changes: 14 additions & 14 deletions
ext4/htree.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -59,13 +59,13 @@ class DotDirectoryEntry2(LittleEndianStructureWithVolume):

 _pack_ = 1
 # _anonymous_ = ()
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint8),
 ("file_type", c_uint8),
 ("name", c_char * 4), # b".\0\0\0" or b"..\0\0"
]
)

 def verify(self) -> None:
 name = assert_cast(self.name, bytes) # pyright: ignore[reportAny]
Expand All@@ -89,13 +89,13 @@ class DXRootInfo(LittleEndianStructure):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("reserved_zero")
 _fields_ = [
 _fields_ = (
 ("reserved_zero", c_uint32),
 ("hash_version", DX_HASH.basetype),
 ("info_length", c_uint8),
 ("indirect_levels", c_uint8),
 ("unused_flags", c_uint8),
]
)


class DXBase(Ext4Struct):
Expand DownExpand Up@@ -128,10 +128,10 @@ class DXEntry(DXBase):

 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("hash", c_uint32),
 ("block", c_uint32),
]
)

 def __init__(self, parent: "DXEntriesBase", index: int) -> None:
 self.index: int = index
Expand DownExpand Up@@ -321,15 +321,15 @@ def __init__(self, inode: "Directory") -> None:
 super().__init__(inode, 0)

 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("dot", DotDirectoryEntry2),
 ("dotdot", DotDirectoryEntry2),
 ("dx_root_info", DXRootInfo),
 ("limit", c_uint16),
 ("count", c_uint16),
 ("block", c_uint32),
 # ("entries", DXEntry * self.count),
]
)

 def compute_dx_hash(self, name: bytes, hash_version: int) -> tuple[int, int]:
 seed = self.directory.volume.superblock.s_hash_seed # pyright: ignore[reportAny]
Expand DownExpand Up@@ -511,10 +511,10 @@ class DXFake(LittleEndianStructure):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32), # 0
 ("rec_len", c_uint16),
]
)

 @property
 def expected_magic(self) -> int:
Expand All@@ -532,15 +532,15 @@ class DXNode(DXEntriesBase):

 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("fake", DXFake),
 ("name_len", c_uint8),
 ("file_type", c_uint8),
 ("limit", c_uint16),
 ("count", c_uint16),
 ("block", c_uint32),
 # ("entries", DXEntry * self.count),
]
)

 def __init__(self, directory: "Directory", offset: int) -> None:
 super().__init__(directory, offset)
Expand All@@ -552,10 +552,10 @@ class DXTail(DXBase):

 _pack_ = 1
 # _anonymous_ = ("dt_reserved")
 _fields_ = [
 _fields_ = (
 ("dt_reserved", c_uint32),
 ("dt_checksum", c_uint16),
]
)

 def __init__(self, parent: DXNode) -> None:
 self.parent = parent
Expand Down
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms");
}
} catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
Remove unused globals complexity#35

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Eeems
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Aug 5, 2026
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Remove unused globals complexity
#35
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af6ac27

Remove unused globals complexity


Eeems Aug 5, 2026
18c01b9

Fix lint


Eeems Aug 5, 2026

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34 changes: 17 additions & 17 deletions
ext4/__init__.py

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Original file line numberDiff line numberDiff line change
Expand Up@@ -83,22 +83,7 @@
)

__all__ = [
 "BlockDescriptor",
 "BlockDevice",
 "BlockIO",
 "BlockIOBlocks",
 "CharacterDevice",
 "ChecksumError",
 "Directory",
 "DirectoryEntry",
 "DirectoryEntry2",
 "DirectoryEntryHash",
 "DirectoryEntryTail",
 "DotDirectoryEntry2",
 "DX_HASH",
 "DXEntry",
 "DXRoot",
 "DXRootInfo",
 "EXT2_FLAGS",
 "EXT4_BG",
 "EXT4_CHKSUM",
Expand All@@ -119,6 +104,23 @@
 "EXT4_NAME_LEN",
 "EXT4_OS",
 "EXT4_REV",
 "FS_ENCRYPTION_MODE",
 "MODE",
 "BlockDescriptor",
 "BlockDevice",
 "BlockIO",
 "BlockIOBlocks",
 "CharacterDevice",
 "ChecksumError",
 "DXEntry",
 "DXRoot",
 "DXRootInfo",
 "Directory",
 "DirectoryEntry",
 "DirectoryEntry2",
 "DirectoryEntryHash",
 "DirectoryEntryTail",
 "DotDirectoryEntry2",
 "ExtendedAttributeEntry",
 "ExtendedAttributeError",
 "ExtendedAttributeHeader",
Expand All@@ -130,7 +132,6 @@
 "ExtentTail",
 "Fifo",
 "File",
 "FS_ENCRYPTION_MODE",
 "Hurd1",
 "Hurd2",
 "Inode",
Expand All@@ -141,7 +142,6 @@
 "MagicError",
 "Masix1",
 "Masix2",
 "MODE",
 "Osd1",
 "Osd2",
 "Socket",
Expand Down

2 changes: 1 addition & 1 deletion
ext4/_compat.py

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Original file line numberDiff line numberDiff line change
Expand Up@@ -41,4 +41,4 @@ def assert_cast(obj: Any, t: type[T], /) -> T:
 return obj


__all__ = ["override", "ReadableStream", "PeekableStream", "assert_cast"]
__all__ = ["PeekableStream", "ReadableStream", "assert_cast", "override"]

4 changes: 2 additions & 2 deletions
ext4/blockdescriptor.py

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Original file line numberDiff line numberDiff line change
Expand Up@@ -25,7 +25,7 @@ class BlockDescriptor(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("bg_reserved",)
 _fields_ = [
 _fields_ = (
 ("bg_block_bitmap_lo", c_uint32),
 ("bg_inode_bitmap_lo", c_uint32),
 ("bg_inode_table_lo", c_uint32),
Expand All@@ -49,7 +49,7 @@ class BlockDescriptor(Ext4Struct):
 ("bg_block_bitmap_csum_hi", c_uint16),
 ("bg_inode_bitmap_csum_hi", c_uint16),
 ("bg_reserved", c_uint32),
]
)

 def __init__(self, volume: "Volume", offset: int, bg_no: int) -> None:
 super().__init__(volume, offset)
Expand Down

16 changes: 8 additions & 8 deletions
ext4/directory.py

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Original file line numberDiff line numberDiff line change
Expand Up@@ -65,26 +65,26 @@ class DirectoryEntry(DirectoryEntryBase):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("l_i_reserved",)
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint16),
 ("name", c_char * EXT4_NAME_LEN),
]
)


@final
class DirectoryEntry2(DirectoryEntryBase):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("l_i_reserved",)
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint8),
 ("file_type", EXT4_FT.basetype),
 ("name", c_char * EXT4_NAME_LEN),
]
)

 @DirectoryEntryBase.is_fake_entry.getter
 def is_fake_entry(self) -> bool:
Expand All@@ -97,13 +97,13 @@ class DirectoryEntryTail(DirectoryEntryStruct):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("det_reserved_zero1", "det_reserved_zero2",)
 _fields_ = [
 _fields_ = (
 ("det_reserved_zero1", c_uint32),
 ("det_rec_len", c_uint16),
 ("det_reserved_zero2", c_uint8),
 ("det_reserved_ft", c_uint8), # EXT4_FT.DIR_CSUM
 ("det_checksum", c_uint32),
]
)

 @Ext4Struct.magic.getter
 def magic(self) -> int:
Expand All@@ -120,7 +120,7 @@ class DirectoryEntryHash(DirectoryEntryStruct):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("det_reserved_zero1", "det_reserved_zero2",)
 _fields_ = [
 _fields_ = (
 ("hash", c_uint32),
 ("minor_hash", c_uint32),
]
)

28 changes: 15 additions & 13 deletions
ext4/enum.py

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Original file line numberDiff line numberDiff line change
Expand Up@@ -6,6 +6,7 @@
from typing import (
 TYPE_CHECKING,
 Any,
 Self,
 cast,
 final,
)
Expand All@@ -17,8 +18,13 @@


def TypedEnumerationType(_type: type["SimpleCData"]): # noqa: ANN201
 class EnumerationType(type(_type)): # type: ignore # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] #noqa: ANN201
 def __new__(cls, name: str, bases: tuple[type, ...], data: dict[str, Any]): # pyright: ignore[reportExplicitAny, reportUnknownParameterType] # noqa: ANN204
 class EnumerationType(type(_type)): # type: ignore # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass]
 def __new__(
 cls,
 name: str,
 bases: tuple[type, ...],
 data: dict[str, Any], # pyright: ignore[reportExplicitAny]
 ) -> Self:
 _members_: dict[str, Any] # pyright: ignore[reportExplicitAny]
 if "_members_" not in data:
 _members_ = {}
Expand All@@ -32,11 +38,7 @@ def __new__(cls, name: str, bases: tuple[type, ...], data: dict[str, Any]): # p
 _members_ = cast(dict[str, Any], data["_members_"]) # pyright: ignore[reportExplicitAny]

 data["_reverse_map_"] = {v: k for k, v in _members_.items()} # pyright: ignore[reportAny]
 cls = type(_type).__new__(cls, name, bases, data) # pyright: ignore[reportCallIssue, reportUnknownVariableType] # noqa: PLW0642
 for key, value in cast(dict[str, Any], cls._members_).items(): # pyright: ignore[reportExplicitAny, reportAny]
 globals()[key] = value

 return cls # pyright: ignore[reportUnknownVariableType]
 return type(_type).__new__(cls, name, bases, data) # pyright: ignore[reportCallIssue, reportUnknownVariableType]

 @override
 def __repr__(self) -> str:
Expand All@@ -46,8 +48,8 @@ def __repr__(self) -> str:


def TypedCEnumeration(_type: type["SimpleCData"]): # noqa: ANN201
 class CEnumeration(_type, metaclass=TypedEnumerationType(_type)): # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] # noqa: ANN201,PLW1641,PLW1641
 _members_: dict[str, Any] = {} # pyright: ignore[reportExplicitAny]
 class CEnumeration(_type, metaclass=TypedEnumerationType(_type)): # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] # noqa: PLW1641
 _members_: dict[str, Any] = {} # pyright: ignore[reportExplicitAny] # noqa: RUF012
 basetype: type["SimpleCData"] = _type

 @override
Expand All@@ -56,18 +58,18 @@ def __repr__(self) -> str:
 return f"<{self.__class__.__name__}.{self._reverse_map_.get(value, '(unknown)')}: {value}>" # pyright: ignore[reportUnknownMemberType]

 @override
 def __eq__(self, other: Any) -> bool: # pyright: ignore[reportExplicitAny, reportAny]
 def __eq__(self, other: object) -> bool:
 if isinstance(other, int):
 return self.value == other # pyright: ignore[reportUnknownMemberType, reportUnknownVariableType]

 return isinstance(self, type(other)) and self.value == other.value # pyright: ignore[reportUnknownVariableType, reportAny, reportUnknownMemberType]
 return isinstance(self, type(other)) and self.value == other.value # pyright: ignore[reportUnknownVariableType, reportUnknownMemberType, reportAttributeAccessIssue]

 @override
 def __ne__(self, other: Any) -> bool: # pyright: ignore[reportExplicitAny, reportAny]
 def __ne__(self, other: object) -> bool:
 if isinstance(other, int):
 return self.value != other # pyright: ignore[reportUnknownMemberType, reportUnknownVariableType]

 return isinstance(self, type(other)) and self.value != other.value # pyright: ignore[reportUnknownVariableType, reportAny, reportUnknownMemberType]
 return isinstance(self, type(other)) and self.value != other.value # pyright: ignore[reportUnknownVariableType, reportUnknownMemberType, reportAttributeAccessIssue]

 @override
 def __and__(self, other: Any) -> int | bool: # pyright: ignore[reportExplicitAny, reportAny, reportGeneralTypeIssues]
Expand Down

18 changes: 8 additions & 10 deletions
ext4/extent.py

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Original file line numberDiff line numberDiff line change
Expand Up@@ -89,13 +89,13 @@ class ExtentHeader(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ()
 _fields_ = [
 _fields_ = (
 ("eh_magic", c_uint16),
 ("eh_entries", c_uint16),
 ("eh_max", c_uint16),
 ("eh_depth", c_uint16),
 ("eh_generation", c_uint32),
]
)

 def __init__(self, tree: "ExtentTree", offset: int) -> None:
 self.tree: ExtentTree = tree
Expand All@@ -106,7 +106,7 @@ def __init__(self, tree: "ExtentTree", offset: int) -> None:

 offset = self.offset + self.size
 eh_entries = assert_cast(self.eh_entries, int) # pyright: ignore[reportAny]
 for i in range(0, eh_entries):
 for i in range(eh_entries):
 if self.eh_depth == 0:
 self.extents.append(Extent(self, offset, i))
 offset += sizeof(Extent)
Expand DownExpand Up@@ -173,12 +173,12 @@ class ExtentIndex(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("ei_unused",)
 _fields_ = [
 _fields_ = (
 ("ei_block", c_uint32),
 ("ei_leaf_lo", c_uint32),
 ("ei_leaf_hi", c_uint16),
 ("ei_unused", c_uint16),
]
)

 def __init__(self, header: ExtentHeader, offset: int, ei_no: int) -> None:
 self.ei_no: int = ei_no
Expand DownExpand Up@@ -210,12 +210,12 @@ class Extent(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("ei_unused",)
 _fields_ = [
 _fields_ = (
 ("ee_block", c_uint32),
 ("ee_len", c_uint16),
 ("ee_start_hi", c_uint16),
 ("ee_start_lo", c_uint32),
]
)

 def __init__(self, header: ExtentHeader, offset: int, ee_no: int) -> None:
 super().__init__(header.inode.volume, offset)
Expand DownExpand Up@@ -258,9 +258,7 @@ class ExtentTail(Ext4Struct):
 __slots__ = ("header",)

 _pack_ = 1
 _fields_ = [
 ("et_checksum", c_uint32),
 ]
 _fields_ = (("et_checksum", c_uint32),)

 def __init__(self, header: ExtentHeader, offset: int) -> None:
 self.header: ExtentHeader = header
Expand Down

28 changes: 14 additions & 14 deletions
ext4/htree.py

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Original file line numberDiff line numberDiff line change
Expand Up@@ -59,13 +59,13 @@ class DotDirectoryEntry2(LittleEndianStructureWithVolume):

 _pack_ = 1
 # _anonymous_ = ()
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint8),
 ("file_type", c_uint8),
 ("name", c_char * 4), # b".\0\0\0" or b"..\0\0"
]
)

 def verify(self) -> None:
 name = assert_cast(self.name, bytes) # pyright: ignore[reportAny]
Expand All@@ -89,13 +89,13 @@ class DXRootInfo(LittleEndianStructure):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("reserved_zero")
 _fields_ = [
 _fields_ = (
 ("reserved_zero", c_uint32),
 ("hash_version", DX_HASH.basetype),
 ("info_length", c_uint8),
 ("indirect_levels", c_uint8),
 ("unused_flags", c_uint8),
]
)


class DXBase(Ext4Struct):
Expand DownExpand Up@@ -128,10 +128,10 @@ class DXEntry(DXBase):

 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("hash", c_uint32),
 ("block", c_uint32),
]
)

 def __init__(self, parent: "DXEntriesBase", index: int) -> None:
 self.index: int = index
Expand DownExpand Up@@ -321,15 +321,15 @@ def __init__(self, inode: "Directory") -> None:
 super().__init__(inode, 0)

 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("dot", DotDirectoryEntry2),
 ("dotdot", DotDirectoryEntry2),
 ("dx_root_info", DXRootInfo),
 ("limit", c_uint16),
 ("count", c_uint16),
 ("block", c_uint32),
 # ("entries", DXEntry * self.count),
]
)

 def compute_dx_hash(self, name: bytes, hash_version: int) -> tuple[int, int]:
 seed = self.directory.volume.superblock.s_hash_seed # pyright: ignore[reportAny]
Expand DownExpand Up@@ -511,10 +511,10 @@ class DXFake(LittleEndianStructure):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32), # 0
 ("rec_len", c_uint16),
]
)

 @property
 def expected_magic(self) -> int:
Expand All@@ -532,15 +532,15 @@ class DXNode(DXEntriesBase):

 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("fake", DXFake),
 ("name_len", c_uint8),
 ("file_type", c_uint8),
 ("limit", c_uint16),
 ("count", c_uint16),
 ("block", c_uint32),
 # ("entries", DXEntry * self.count),
]
)

 def __init__(self, directory: "Directory", offset: int) -> None:
 super().__init__(directory, offset)
Expand All@@ -552,10 +552,10 @@ class DXTail(DXBase):

 _pack_ = 1
 # _anonymous_ = ("dt_reserved")
 _fields_ = [
 _fields_ = (
 ("dt_reserved", c_uint32),
 ("dt_checksum", c_uint16),
]
)

 def __init__(self, parent: DXNode) -> None:
 self.parent = parent
Expand Down
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, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Strip utm_, fbclid, gclid, etc. from all links on page\n(function() {\n var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',\n 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',\n 'ref', 'ref_src', 'source', 'medium', 'campaign'];\n \n function cleanUrl(url) {\n try {\n var u = new URL(url, window.location.origin);\n var changed = false;\n trackingParams.forEach(function(p) {\n if (u.searchParams.has(p)) {\n u.searchParams.delete(p);\n changed = true;\n }\n });\n return changed ? u.toString() : url;\n } catch (e) {\n return url;\n }\n }\n \n function cleanLinks() {\n document.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n \n cleanLinks();\n \n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1) {\n if (node.tagName === 'A') cleanLinks();\n node.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Remove Tracking Parameters from Links");
}
} catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); }
})();
(function(){
try {
var __m = "youtube.com";
var __re = new RegExp('^' + "youtube\\.com" + '

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 Merged

Eeems
merged 2 commits into

from

Aug 5, 2026
 Merged


Remove unused globals complexity
#35
Show file tree
Hide file tree
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Commits

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2 commits


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af6ac27

Remove unused globals complexity


Eeems Aug 5, 2026
18c01b9

Fix lint


Eeems Aug 5, 2026

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34 changes: 17 additions & 17 deletions
ext4/__init__.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -83,22 +83,7 @@
)

__all__ = [
 "BlockDescriptor",
 "BlockDevice",
 "BlockIO",
 "BlockIOBlocks",
 "CharacterDevice",
 "ChecksumError",
 "Directory",
 "DirectoryEntry",
 "DirectoryEntry2",
 "DirectoryEntryHash",
 "DirectoryEntryTail",
 "DotDirectoryEntry2",
 "DX_HASH",
 "DXEntry",
 "DXRoot",
 "DXRootInfo",
 "EXT2_FLAGS",
 "EXT4_BG",
 "EXT4_CHKSUM",
Expand All@@ -119,6 +104,23 @@
 "EXT4_NAME_LEN",
 "EXT4_OS",
 "EXT4_REV",
 "FS_ENCRYPTION_MODE",
 "MODE",
 "BlockDescriptor",
 "BlockDevice",
 "BlockIO",
 "BlockIOBlocks",
 "CharacterDevice",
 "ChecksumError",
 "DXEntry",
 "DXRoot",
 "DXRootInfo",
 "Directory",
 "DirectoryEntry",
 "DirectoryEntry2",
 "DirectoryEntryHash",
 "DirectoryEntryTail",
 "DotDirectoryEntry2",
 "ExtendedAttributeEntry",
 "ExtendedAttributeError",
 "ExtendedAttributeHeader",
Expand All@@ -130,7 +132,6 @@
 "ExtentTail",
 "Fifo",
 "File",
 "FS_ENCRYPTION_MODE",
 "Hurd1",
 "Hurd2",
 "Inode",
Expand All@@ -141,7 +142,6 @@
 "MagicError",
 "Masix1",
 "Masix2",
 "MODE",
 "Osd1",
 "Osd2",
 "Socket",
Expand Down

2 changes: 1 addition & 1 deletion
ext4/_compat.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -41,4 +41,4 @@ def assert_cast(obj: Any, t: type[T], /) -> T:
 return obj


__all__ = ["override", "ReadableStream", "PeekableStream", "assert_cast"]
__all__ = ["PeekableStream", "ReadableStream", "assert_cast", "override"]

4 changes: 2 additions & 2 deletions
ext4/blockdescriptor.py

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Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -25,7 +25,7 @@ class BlockDescriptor(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("bg_reserved",)
 _fields_ = [
 _fields_ = (
 ("bg_block_bitmap_lo", c_uint32),
 ("bg_inode_bitmap_lo", c_uint32),
 ("bg_inode_table_lo", c_uint32),
Expand All@@ -49,7 +49,7 @@ class BlockDescriptor(Ext4Struct):
 ("bg_block_bitmap_csum_hi", c_uint16),
 ("bg_inode_bitmap_csum_hi", c_uint16),
 ("bg_reserved", c_uint32),
]
)

 def __init__(self, volume: "Volume", offset: int, bg_no: int) -> None:
 super().__init__(volume, offset)
Expand Down

16 changes: 8 additions & 8 deletions
ext4/directory.py

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Original file line numberDiff line numberDiff line change
Expand Up@@ -65,26 +65,26 @@ class DirectoryEntry(DirectoryEntryBase):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("l_i_reserved",)
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint16),
 ("name", c_char * EXT4_NAME_LEN),
]
)


@final
class DirectoryEntry2(DirectoryEntryBase):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("l_i_reserved",)
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint8),
 ("file_type", EXT4_FT.basetype),
 ("name", c_char * EXT4_NAME_LEN),
]
)

 @DirectoryEntryBase.is_fake_entry.getter
 def is_fake_entry(self) -> bool:
Expand All@@ -97,13 +97,13 @@ class DirectoryEntryTail(DirectoryEntryStruct):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("det_reserved_zero1", "det_reserved_zero2",)
 _fields_ = [
 _fields_ = (
 ("det_reserved_zero1", c_uint32),
 ("det_rec_len", c_uint16),
 ("det_reserved_zero2", c_uint8),
 ("det_reserved_ft", c_uint8), # EXT4_FT.DIR_CSUM
 ("det_checksum", c_uint32),
]
)

 @Ext4Struct.magic.getter
 def magic(self) -> int:
Expand All@@ -120,7 +120,7 @@ class DirectoryEntryHash(DirectoryEntryStruct):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("det_reserved_zero1", "det_reserved_zero2",)
 _fields_ = [
 _fields_ = (
 ("hash", c_uint32),
 ("minor_hash", c_uint32),
]
)

28 changes: 15 additions & 13 deletions
ext4/enum.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -6,6 +6,7 @@
from typing import (
 TYPE_CHECKING,
 Any,
 Self,
 cast,
 final,
)
Expand All@@ -17,8 +18,13 @@


def TypedEnumerationType(_type: type["SimpleCData"]): # noqa: ANN201
 class EnumerationType(type(_type)): # type: ignore # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] #noqa: ANN201
 def __new__(cls, name: str, bases: tuple[type, ...], data: dict[str, Any]): # pyright: ignore[reportExplicitAny, reportUnknownParameterType] # noqa: ANN204
 class EnumerationType(type(_type)): # type: ignore # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass]
 def __new__(
 cls,
 name: str,
 bases: tuple[type, ...],
 data: dict[str, Any], # pyright: ignore[reportExplicitAny]
 ) -> Self:
 _members_: dict[str, Any] # pyright: ignore[reportExplicitAny]
 if "_members_" not in data:
 _members_ = {}
Expand All@@ -32,11 +38,7 @@ def __new__(cls, name: str, bases: tuple[type, ...], data: dict[str, Any]): # p
 _members_ = cast(dict[str, Any], data["_members_"]) # pyright: ignore[reportExplicitAny]

 data["_reverse_map_"] = {v: k for k, v in _members_.items()} # pyright: ignore[reportAny]
 cls = type(_type).__new__(cls, name, bases, data) # pyright: ignore[reportCallIssue, reportUnknownVariableType] # noqa: PLW0642
 for key, value in cast(dict[str, Any], cls._members_).items(): # pyright: ignore[reportExplicitAny, reportAny]
 globals()[key] = value

 return cls # pyright: ignore[reportUnknownVariableType]
 return type(_type).__new__(cls, name, bases, data) # pyright: ignore[reportCallIssue, reportUnknownVariableType]

 @override
 def __repr__(self) -> str:
Expand All@@ -46,8 +48,8 @@ def __repr__(self) -> str:


def TypedCEnumeration(_type: type["SimpleCData"]): # noqa: ANN201
 class CEnumeration(_type, metaclass=TypedEnumerationType(_type)): # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] # noqa: ANN201,PLW1641,PLW1641
 _members_: dict[str, Any] = {} # pyright: ignore[reportExplicitAny]
 class CEnumeration(_type, metaclass=TypedEnumerationType(_type)): # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] # noqa: PLW1641
 _members_: dict[str, Any] = {} # pyright: ignore[reportExplicitAny] # noqa: RUF012
 basetype: type["SimpleCData"] = _type

 @override
Expand All@@ -56,18 +58,18 @@ def __repr__(self) -> str:
 return f"<{self.__class__.__name__}.{self._reverse_map_.get(value, '(unknown)')}: {value}>" # pyright: ignore[reportUnknownMemberType]

 @override
 def __eq__(self, other: Any) -> bool: # pyright: ignore[reportExplicitAny, reportAny]
 def __eq__(self, other: object) -> bool:
 if isinstance(other, int):
 return self.value == other # pyright: ignore[reportUnknownMemberType, reportUnknownVariableType]

 return isinstance(self, type(other)) and self.value == other.value # pyright: ignore[reportUnknownVariableType, reportAny, reportUnknownMemberType]
 return isinstance(self, type(other)) and self.value == other.value # pyright: ignore[reportUnknownVariableType, reportUnknownMemberType, reportAttributeAccessIssue]

 @override
 def __ne__(self, other: Any) -> bool: # pyright: ignore[reportExplicitAny, reportAny]
 def __ne__(self, other: object) -> bool:
 if isinstance(other, int):
 return self.value != other # pyright: ignore[reportUnknownMemberType, reportUnknownVariableType]

 return isinstance(self, type(other)) and self.value != other.value # pyright: ignore[reportUnknownVariableType, reportAny, reportUnknownMemberType]
 return isinstance(self, type(other)) and self.value != other.value # pyright: ignore[reportUnknownVariableType, reportUnknownMemberType, reportAttributeAccessIssue]

 @override
 def __and__(self, other: Any) -> int | bool: # pyright: ignore[reportExplicitAny, reportAny, reportGeneralTypeIssues]
Expand Down

18 changes: 8 additions & 10 deletions
ext4/extent.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -89,13 +89,13 @@ class ExtentHeader(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ()
 _fields_ = [
 _fields_ = (
 ("eh_magic", c_uint16),
 ("eh_entries", c_uint16),
 ("eh_max", c_uint16),
 ("eh_depth", c_uint16),
 ("eh_generation", c_uint32),
]
)

 def __init__(self, tree: "ExtentTree", offset: int) -> None:
 self.tree: ExtentTree = tree
Expand All@@ -106,7 +106,7 @@ def __init__(self, tree: "ExtentTree", offset: int) -> None:

 offset = self.offset + self.size
 eh_entries = assert_cast(self.eh_entries, int) # pyright: ignore[reportAny]
 for i in range(0, eh_entries):
 for i in range(eh_entries):
 if self.eh_depth == 0:
 self.extents.append(Extent(self, offset, i))
 offset += sizeof(Extent)
Expand DownExpand Up@@ -173,12 +173,12 @@ class ExtentIndex(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("ei_unused",)
 _fields_ = [
 _fields_ = (
 ("ei_block", c_uint32),
 ("ei_leaf_lo", c_uint32),
 ("ei_leaf_hi", c_uint16),
 ("ei_unused", c_uint16),
]
)

 def __init__(self, header: ExtentHeader, offset: int, ei_no: int) -> None:
 self.ei_no: int = ei_no
Expand DownExpand Up@@ -210,12 +210,12 @@ class Extent(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("ei_unused",)
 _fields_ = [
 _fields_ = (
 ("ee_block", c_uint32),
 ("ee_len", c_uint16),
 ("ee_start_hi", c_uint16),
 ("ee_start_lo", c_uint32),
]
)

 def __init__(self, header: ExtentHeader, offset: int, ee_no: int) -> None:
 super().__init__(header.inode.volume, offset)
Expand DownExpand Up@@ -258,9 +258,7 @@ class ExtentTail(Ext4Struct):
 __slots__ = ("header",)

 _pack_ = 1
 _fields_ = [
 ("et_checksum", c_uint32),
 ]
 _fields_ = (("et_checksum", c_uint32),)

 def __init__(self, header: ExtentHeader, offset: int) -> None:
 self.header: ExtentHeader = header
Expand Down

28 changes: 14 additions & 14 deletions
ext4/htree.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -59,13 +59,13 @@ class DotDirectoryEntry2(LittleEndianStructureWithVolume):

 _pack_ = 1
 # _anonymous_ = ()
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint8),
 ("file_type", c_uint8),
 ("name", c_char * 4), # b".\0\0\0" or b"..\0\0"
]
)

 def verify(self) -> None:
 name = assert_cast(self.name, bytes) # pyright: ignore[reportAny]
Expand All@@ -89,13 +89,13 @@ class DXRootInfo(LittleEndianStructure):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("reserved_zero")
 _fields_ = [
 _fields_ = (
 ("reserved_zero", c_uint32),
 ("hash_version", DX_HASH.basetype),
 ("info_length", c_uint8),
 ("indirect_levels", c_uint8),
 ("unused_flags", c_uint8),
]
)


class DXBase(Ext4Struct):
Expand DownExpand Up@@ -128,10 +128,10 @@ class DXEntry(DXBase):

 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("hash", c_uint32),
 ("block", c_uint32),
]
)

 def __init__(self, parent: "DXEntriesBase", index: int) -> None:
 self.index: int = index
Expand DownExpand Up@@ -321,15 +321,15 @@ def __init__(self, inode: "Directory") -> None:
 super().__init__(inode, 0)

 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("dot", DotDirectoryEntry2),
 ("dotdot", DotDirectoryEntry2),
 ("dx_root_info", DXRootInfo),
 ("limit", c_uint16),
 ("count", c_uint16),
 ("block", c_uint32),
 # ("entries", DXEntry * self.count),
]
)

 def compute_dx_hash(self, name: bytes, hash_version: int) -> tuple[int, int]:
 seed = self.directory.volume.superblock.s_hash_seed # pyright: ignore[reportAny]
Expand DownExpand Up@@ -511,10 +511,10 @@ class DXFake(LittleEndianStructure):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32), # 0
 ("rec_len", c_uint16),
]
)

 @property
 def expected_magic(self) -> int:
Expand All@@ -532,15 +532,15 @@ class DXNode(DXEntriesBase):

 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("fake", DXFake),
 ("name_len", c_uint8),
 ("file_type", c_uint8),
 ("limit", c_uint16),
 ("count", c_uint16),
 ("block", c_uint32),
 # ("entries", DXEntry * self.count),
]
)

 def __init__(self, directory: "Directory", offset: int) -> None:
 super().__init__(directory, offset)
Expand All@@ -552,10 +552,10 @@ class DXTail(DXBase):

 _pack_ = 1
 # _anonymous_ = ("dt_reserved")
 _fields_ = [
 _fields_ = (
 ("dt_reserved", c_uint32),
 ("dt_checksum", c_uint16),
]
)

 def __init__(self, parent: DXNode) -> None:
 self.parent = parent
Expand Down
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default");
}
} catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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Remove unused globals complexity#35

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 Merged

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merged 2 commits into

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Aug 5, 2026
 Merged


Remove unused globals complexity
#35
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af6ac27

Remove unused globals complexity


Eeems Aug 5, 2026
18c01b9

Fix lint


Eeems Aug 5, 2026

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34 changes: 17 additions & 17 deletions
ext4/__init__.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -83,22 +83,7 @@
)

__all__ = [
 "BlockDescriptor",
 "BlockDevice",
 "BlockIO",
 "BlockIOBlocks",
 "CharacterDevice",
 "ChecksumError",
 "Directory",
 "DirectoryEntry",
 "DirectoryEntry2",
 "DirectoryEntryHash",
 "DirectoryEntryTail",
 "DotDirectoryEntry2",
 "DX_HASH",
 "DXEntry",
 "DXRoot",
 "DXRootInfo",
 "EXT2_FLAGS",
 "EXT4_BG",
 "EXT4_CHKSUM",
Expand All@@ -119,6 +104,23 @@
 "EXT4_NAME_LEN",
 "EXT4_OS",
 "EXT4_REV",
 "FS_ENCRYPTION_MODE",
 "MODE",
 "BlockDescriptor",
 "BlockDevice",
 "BlockIO",
 "BlockIOBlocks",
 "CharacterDevice",
 "ChecksumError",
 "DXEntry",
 "DXRoot",
 "DXRootInfo",
 "Directory",
 "DirectoryEntry",
 "DirectoryEntry2",
 "DirectoryEntryHash",
 "DirectoryEntryTail",
 "DotDirectoryEntry2",
 "ExtendedAttributeEntry",
 "ExtendedAttributeError",
 "ExtendedAttributeHeader",
Expand All@@ -130,7 +132,6 @@
 "ExtentTail",
 "Fifo",
 "File",
 "FS_ENCRYPTION_MODE",
 "Hurd1",
 "Hurd2",
 "Inode",
Expand All@@ -141,7 +142,6 @@
 "MagicError",
 "Masix1",
 "Masix2",
 "MODE",
 "Osd1",
 "Osd2",
 "Socket",
Expand Down

2 changes: 1 addition & 1 deletion
ext4/_compat.py

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Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -41,4 +41,4 @@ def assert_cast(obj: Any, t: type[T], /) -> T:
 return obj


__all__ = ["override", "ReadableStream", "PeekableStream", "assert_cast"]
__all__ = ["PeekableStream", "ReadableStream", "assert_cast", "override"]

4 changes: 2 additions & 2 deletions
ext4/blockdescriptor.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -25,7 +25,7 @@ class BlockDescriptor(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("bg_reserved",)
 _fields_ = [
 _fields_ = (
 ("bg_block_bitmap_lo", c_uint32),
 ("bg_inode_bitmap_lo", c_uint32),
 ("bg_inode_table_lo", c_uint32),
Expand All@@ -49,7 +49,7 @@ class BlockDescriptor(Ext4Struct):
 ("bg_block_bitmap_csum_hi", c_uint16),
 ("bg_inode_bitmap_csum_hi", c_uint16),
 ("bg_reserved", c_uint32),
]
)

 def __init__(self, volume: "Volume", offset: int, bg_no: int) -> None:
 super().__init__(volume, offset)
Expand Down

16 changes: 8 additions & 8 deletions
ext4/directory.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -65,26 +65,26 @@ class DirectoryEntry(DirectoryEntryBase):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("l_i_reserved",)
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint16),
 ("name", c_char * EXT4_NAME_LEN),
]
)


@final
class DirectoryEntry2(DirectoryEntryBase):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("l_i_reserved",)
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint8),
 ("file_type", EXT4_FT.basetype),
 ("name", c_char * EXT4_NAME_LEN),
]
)

 @DirectoryEntryBase.is_fake_entry.getter
 def is_fake_entry(self) -> bool:
Expand All@@ -97,13 +97,13 @@ class DirectoryEntryTail(DirectoryEntryStruct):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("det_reserved_zero1", "det_reserved_zero2",)
 _fields_ = [
 _fields_ = (
 ("det_reserved_zero1", c_uint32),
 ("det_rec_len", c_uint16),
 ("det_reserved_zero2", c_uint8),
 ("det_reserved_ft", c_uint8), # EXT4_FT.DIR_CSUM
 ("det_checksum", c_uint32),
]
)

 @Ext4Struct.magic.getter
 def magic(self) -> int:
Expand All@@ -120,7 +120,7 @@ class DirectoryEntryHash(DirectoryEntryStruct):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("det_reserved_zero1", "det_reserved_zero2",)
 _fields_ = [
 _fields_ = (
 ("hash", c_uint32),
 ("minor_hash", c_uint32),
]
)

28 changes: 15 additions & 13 deletions
ext4/enum.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -6,6 +6,7 @@
from typing import (
 TYPE_CHECKING,
 Any,
 Self,
 cast,
 final,
)
Expand All@@ -17,8 +18,13 @@


def TypedEnumerationType(_type: type["SimpleCData"]): # noqa: ANN201
 class EnumerationType(type(_type)): # type: ignore # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] #noqa: ANN201
 def __new__(cls, name: str, bases: tuple[type, ...], data: dict[str, Any]): # pyright: ignore[reportExplicitAny, reportUnknownParameterType] # noqa: ANN204
 class EnumerationType(type(_type)): # type: ignore # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass]
 def __new__(
 cls,
 name: str,
 bases: tuple[type, ...],
 data: dict[str, Any], # pyright: ignore[reportExplicitAny]
 ) -> Self:
 _members_: dict[str, Any] # pyright: ignore[reportExplicitAny]
 if "_members_" not in data:
 _members_ = {}
Expand All@@ -32,11 +38,7 @@ def __new__(cls, name: str, bases: tuple[type, ...], data: dict[str, Any]): # p
 _members_ = cast(dict[str, Any], data["_members_"]) # pyright: ignore[reportExplicitAny]

 data["_reverse_map_"] = {v: k for k, v in _members_.items()} # pyright: ignore[reportAny]
 cls = type(_type).__new__(cls, name, bases, data) # pyright: ignore[reportCallIssue, reportUnknownVariableType] # noqa: PLW0642
 for key, value in cast(dict[str, Any], cls._members_).items(): # pyright: ignore[reportExplicitAny, reportAny]
 globals()[key] = value

 return cls # pyright: ignore[reportUnknownVariableType]
 return type(_type).__new__(cls, name, bases, data) # pyright: ignore[reportCallIssue, reportUnknownVariableType]

 @override
 def __repr__(self) -> str:
Expand All@@ -46,8 +48,8 @@ def __repr__(self) -> str:


def TypedCEnumeration(_type: type["SimpleCData"]): # noqa: ANN201
 class CEnumeration(_type, metaclass=TypedEnumerationType(_type)): # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] # noqa: ANN201,PLW1641,PLW1641
 _members_: dict[str, Any] = {} # pyright: ignore[reportExplicitAny]
 class CEnumeration(_type, metaclass=TypedEnumerationType(_type)): # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] # noqa: PLW1641
 _members_: dict[str, Any] = {} # pyright: ignore[reportExplicitAny] # noqa: RUF012
 basetype: type["SimpleCData"] = _type

 @override
Expand All@@ -56,18 +58,18 @@ def __repr__(self) -> str:
 return f"<{self.__class__.__name__}.{self._reverse_map_.get(value, '(unknown)')}: {value}>" # pyright: ignore[reportUnknownMemberType]

 @override
 def __eq__(self, other: Any) -> bool: # pyright: ignore[reportExplicitAny, reportAny]
 def __eq__(self, other: object) -> bool:
 if isinstance(other, int):
 return self.value == other # pyright: ignore[reportUnknownMemberType, reportUnknownVariableType]

 return isinstance(self, type(other)) and self.value == other.value # pyright: ignore[reportUnknownVariableType, reportAny, reportUnknownMemberType]
 return isinstance(self, type(other)) and self.value == other.value # pyright: ignore[reportUnknownVariableType, reportUnknownMemberType, reportAttributeAccessIssue]

 @override
 def __ne__(self, other: Any) -> bool: # pyright: ignore[reportExplicitAny, reportAny]
 def __ne__(self, other: object) -> bool:
 if isinstance(other, int):
 return self.value != other # pyright: ignore[reportUnknownMemberType, reportUnknownVariableType]

 return isinstance(self, type(other)) and self.value != other.value # pyright: ignore[reportUnknownVariableType, reportAny, reportUnknownMemberType]
 return isinstance(self, type(other)) and self.value != other.value # pyright: ignore[reportUnknownVariableType, reportUnknownMemberType, reportAttributeAccessIssue]

 @override
 def __and__(self, other: Any) -> int | bool: # pyright: ignore[reportExplicitAny, reportAny, reportGeneralTypeIssues]
Expand Down

18 changes: 8 additions & 10 deletions
ext4/extent.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -89,13 +89,13 @@ class ExtentHeader(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ()
 _fields_ = [
 _fields_ = (
 ("eh_magic", c_uint16),
 ("eh_entries", c_uint16),
 ("eh_max", c_uint16),
 ("eh_depth", c_uint16),
 ("eh_generation", c_uint32),
]
)

 def __init__(self, tree: "ExtentTree", offset: int) -> None:
 self.tree: ExtentTree = tree
Expand All@@ -106,7 +106,7 @@ def __init__(self, tree: "ExtentTree", offset: int) -> None:

 offset = self.offset + self.size
 eh_entries = assert_cast(self.eh_entries, int) # pyright: ignore[reportAny]
 for i in range(0, eh_entries):
 for i in range(eh_entries):
 if self.eh_depth == 0:
 self.extents.append(Extent(self, offset, i))
 offset += sizeof(Extent)
Expand DownExpand Up@@ -173,12 +173,12 @@ class ExtentIndex(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("ei_unused",)
 _fields_ = [
 _fields_ = (
 ("ei_block", c_uint32),
 ("ei_leaf_lo", c_uint32),
 ("ei_leaf_hi", c_uint16),
 ("ei_unused", c_uint16),
]
)

 def __init__(self, header: ExtentHeader, offset: int, ei_no: int) -> None:
 self.ei_no: int = ei_no
Expand DownExpand Up@@ -210,12 +210,12 @@ class Extent(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("ei_unused",)
 _fields_ = [
 _fields_ = (
 ("ee_block", c_uint32),
 ("ee_len", c_uint16),
 ("ee_start_hi", c_uint16),
 ("ee_start_lo", c_uint32),
]
)

 def __init__(self, header: ExtentHeader, offset: int, ee_no: int) -> None:
 super().__init__(header.inode.volume, offset)
Expand DownExpand Up@@ -258,9 +258,7 @@ class ExtentTail(Ext4Struct):
 __slots__ = ("header",)

 _pack_ = 1
 _fields_ = [
 ("et_checksum", c_uint32),
 ]
 _fields_ = (("et_checksum", c_uint32),)

 def __init__(self, header: ExtentHeader, offset: int) -> None:
 self.header: ExtentHeader = header
Expand Down

28 changes: 14 additions & 14 deletions
ext4/htree.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -59,13 +59,13 @@ class DotDirectoryEntry2(LittleEndianStructureWithVolume):

 _pack_ = 1
 # _anonymous_ = ()
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint8),
 ("file_type", c_uint8),
 ("name", c_char * 4), # b".\0\0\0" or b"..\0\0"
]
)

 def verify(self) -> None:
 name = assert_cast(self.name, bytes) # pyright: ignore[reportAny]
Expand All@@ -89,13 +89,13 @@ class DXRootInfo(LittleEndianStructure):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("reserved_zero")
 _fields_ = [
 _fields_ = (
 ("reserved_zero", c_uint32),
 ("hash_version", DX_HASH.basetype),
 ("info_length", c_uint8),
 ("indirect_levels", c_uint8),
 ("unused_flags", c_uint8),
]
)


class DXBase(Ext4Struct):
Expand DownExpand Up@@ -128,10 +128,10 @@ class DXEntry(DXBase):

 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("hash", c_uint32),
 ("block", c_uint32),
]
)

 def __init__(self, parent: "DXEntriesBase", index: int) -> None:
 self.index: int = index
Expand DownExpand Up@@ -321,15 +321,15 @@ def __init__(self, inode: "Directory") -> None:
 super().__init__(inode, 0)

 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("dot", DotDirectoryEntry2),
 ("dotdot", DotDirectoryEntry2),
 ("dx_root_info", DXRootInfo),
 ("limit", c_uint16),
 ("count", c_uint16),
 ("block", c_uint32),
 # ("entries", DXEntry * self.count),
]
)

 def compute_dx_hash(self, name: bytes, hash_version: int) -> tuple[int, int]:
 seed = self.directory.volume.superblock.s_hash_seed # pyright: ignore[reportAny]
Expand DownExpand Up@@ -511,10 +511,10 @@ class DXFake(LittleEndianStructure):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32), # 0
 ("rec_len", c_uint16),
]
)

 @property
 def expected_magic(self) -> int:
Expand All@@ -532,15 +532,15 @@ class DXNode(DXEntriesBase):

 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("fake", DXFake),
 ("name_len", c_uint8),
 ("file_type", c_uint8),
 ("limit", c_uint16),
 ("count", c_uint16),
 ("block", c_uint32),
 # ("entries", DXEntry * self.count),
]
)

 def __init__(self, directory: "Directory", offset: int) -> None:
 super().__init__(directory, offset)
Expand All@@ -552,10 +552,10 @@ class DXTail(DXBase):

 _pack_ = 1
 # _anonymous_ = ("dt_reserved")
 _fields_ = [
 _fields_ = (
 ("dt_reserved", c_uint32),
 ("dt_checksum", c_uint16),
]
)

 def __init__(self, parent: DXNode) -> None:
 self.parent = parent
Expand Down
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers");
}
} catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
Remove unused globals complexity#35

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privacy statement. We’ll occasionally send you account related emails.

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 Merged

Eeems
merged 2 commits into

from

Aug 5, 2026
 Merged


Remove unused globals complexity
#35
Show file tree
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Commits

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2 commits


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af6ac27

Remove unused globals complexity


Eeems Aug 5, 2026
18c01b9

Fix lint


Eeems Aug 5, 2026

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Filter by extension
Conversations

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34 changes: 17 additions & 17 deletions
ext4/__init__.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -83,22 +83,7 @@
)

__all__ = [
 "BlockDescriptor",
 "BlockDevice",
 "BlockIO",
 "BlockIOBlocks",
 "CharacterDevice",
 "ChecksumError",
 "Directory",
 "DirectoryEntry",
 "DirectoryEntry2",
 "DirectoryEntryHash",
 "DirectoryEntryTail",
 "DotDirectoryEntry2",
 "DX_HASH",
 "DXEntry",
 "DXRoot",
 "DXRootInfo",
 "EXT2_FLAGS",
 "EXT4_BG",
 "EXT4_CHKSUM",
Expand All@@ -119,6 +104,23 @@
 "EXT4_NAME_LEN",
 "EXT4_OS",
 "EXT4_REV",
 "FS_ENCRYPTION_MODE",
 "MODE",
 "BlockDescriptor",
 "BlockDevice",
 "BlockIO",
 "BlockIOBlocks",
 "CharacterDevice",
 "ChecksumError",
 "DXEntry",
 "DXRoot",
 "DXRootInfo",
 "Directory",
 "DirectoryEntry",
 "DirectoryEntry2",
 "DirectoryEntryHash",
 "DirectoryEntryTail",
 "DotDirectoryEntry2",
 "ExtendedAttributeEntry",
 "ExtendedAttributeError",
 "ExtendedAttributeHeader",
Expand All@@ -130,7 +132,6 @@
 "ExtentTail",
 "Fifo",
 "File",
 "FS_ENCRYPTION_MODE",
 "Hurd1",
 "Hurd2",
 "Inode",
Expand All@@ -141,7 +142,6 @@
 "MagicError",
 "Masix1",
 "Masix2",
 "MODE",
 "Osd1",
 "Osd2",
 "Socket",
Expand Down

2 changes: 1 addition & 1 deletion
ext4/_compat.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -41,4 +41,4 @@ def assert_cast(obj: Any, t: type[T], /) -> T:
 return obj


__all__ = ["override", "ReadableStream", "PeekableStream", "assert_cast"]
__all__ = ["PeekableStream", "ReadableStream", "assert_cast", "override"]

4 changes: 2 additions & 2 deletions
ext4/blockdescriptor.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -25,7 +25,7 @@ class BlockDescriptor(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("bg_reserved",)
 _fields_ = [
 _fields_ = (
 ("bg_block_bitmap_lo", c_uint32),
 ("bg_inode_bitmap_lo", c_uint32),
 ("bg_inode_table_lo", c_uint32),
Expand All@@ -49,7 +49,7 @@ class BlockDescriptor(Ext4Struct):
 ("bg_block_bitmap_csum_hi", c_uint16),
 ("bg_inode_bitmap_csum_hi", c_uint16),
 ("bg_reserved", c_uint32),
]
)

 def __init__(self, volume: "Volume", offset: int, bg_no: int) -> None:
 super().__init__(volume, offset)
Expand Down

16 changes: 8 additions & 8 deletions
ext4/directory.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -65,26 +65,26 @@ class DirectoryEntry(DirectoryEntryBase):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("l_i_reserved",)
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint16),
 ("name", c_char * EXT4_NAME_LEN),
]
)


@final
class DirectoryEntry2(DirectoryEntryBase):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("l_i_reserved",)
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint8),
 ("file_type", EXT4_FT.basetype),
 ("name", c_char * EXT4_NAME_LEN),
]
)

 @DirectoryEntryBase.is_fake_entry.getter
 def is_fake_entry(self) -> bool:
Expand All@@ -97,13 +97,13 @@ class DirectoryEntryTail(DirectoryEntryStruct):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("det_reserved_zero1", "det_reserved_zero2",)
 _fields_ = [
 _fields_ = (
 ("det_reserved_zero1", c_uint32),
 ("det_rec_len", c_uint16),
 ("det_reserved_zero2", c_uint8),
 ("det_reserved_ft", c_uint8), # EXT4_FT.DIR_CSUM
 ("det_checksum", c_uint32),
]
)

 @Ext4Struct.magic.getter
 def magic(self) -> int:
Expand All@@ -120,7 +120,7 @@ class DirectoryEntryHash(DirectoryEntryStruct):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("det_reserved_zero1", "det_reserved_zero2",)
 _fields_ = [
 _fields_ = (
 ("hash", c_uint32),
 ("minor_hash", c_uint32),
]
)

28 changes: 15 additions & 13 deletions
ext4/enum.py

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Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -6,6 +6,7 @@
from typing import (
 TYPE_CHECKING,
 Any,
 Self,
 cast,
 final,
)
Expand All@@ -17,8 +18,13 @@


def TypedEnumerationType(_type: type["SimpleCData"]): # noqa: ANN201
 class EnumerationType(type(_type)): # type: ignore # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] #noqa: ANN201
 def __new__(cls, name: str, bases: tuple[type, ...], data: dict[str, Any]): # pyright: ignore[reportExplicitAny, reportUnknownParameterType] # noqa: ANN204
 class EnumerationType(type(_type)): # type: ignore # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass]
 def __new__(
 cls,
 name: str,
 bases: tuple[type, ...],
 data: dict[str, Any], # pyright: ignore[reportExplicitAny]
 ) -> Self:
 _members_: dict[str, Any] # pyright: ignore[reportExplicitAny]
 if "_members_" not in data:
 _members_ = {}
Expand All@@ -32,11 +38,7 @@ def __new__(cls, name: str, bases: tuple[type, ...], data: dict[str, Any]): # p
 _members_ = cast(dict[str, Any], data["_members_"]) # pyright: ignore[reportExplicitAny]

 data["_reverse_map_"] = {v: k for k, v in _members_.items()} # pyright: ignore[reportAny]
 cls = type(_type).__new__(cls, name, bases, data) # pyright: ignore[reportCallIssue, reportUnknownVariableType] # noqa: PLW0642
 for key, value in cast(dict[str, Any], cls._members_).items(): # pyright: ignore[reportExplicitAny, reportAny]
 globals()[key] = value

 return cls # pyright: ignore[reportUnknownVariableType]
 return type(_type).__new__(cls, name, bases, data) # pyright: ignore[reportCallIssue, reportUnknownVariableType]

 @override
 def __repr__(self) -> str:
Expand All@@ -46,8 +48,8 @@ def __repr__(self) -> str:


def TypedCEnumeration(_type: type["SimpleCData"]): # noqa: ANN201
 class CEnumeration(_type, metaclass=TypedEnumerationType(_type)): # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] # noqa: ANN201,PLW1641,PLW1641
 _members_: dict[str, Any] = {} # pyright: ignore[reportExplicitAny]
 class CEnumeration(_type, metaclass=TypedEnumerationType(_type)): # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] # noqa: PLW1641
 _members_: dict[str, Any] = {} # pyright: ignore[reportExplicitAny] # noqa: RUF012
 basetype: type["SimpleCData"] = _type

 @override
Expand All@@ -56,18 +58,18 @@ def __repr__(self) -> str:
 return f"<{self.__class__.__name__}.{self._reverse_map_.get(value, '(unknown)')}: {value}>" # pyright: ignore[reportUnknownMemberType]

 @override
 def __eq__(self, other: Any) -> bool: # pyright: ignore[reportExplicitAny, reportAny]
 def __eq__(self, other: object) -> bool:
 if isinstance(other, int):
 return self.value == other # pyright: ignore[reportUnknownMemberType, reportUnknownVariableType]

 return isinstance(self, type(other)) and self.value == other.value # pyright: ignore[reportUnknownVariableType, reportAny, reportUnknownMemberType]
 return isinstance(self, type(other)) and self.value == other.value # pyright: ignore[reportUnknownVariableType, reportUnknownMemberType, reportAttributeAccessIssue]

 @override
 def __ne__(self, other: Any) -> bool: # pyright: ignore[reportExplicitAny, reportAny]
 def __ne__(self, other: object) -> bool:
 if isinstance(other, int):
 return self.value != other # pyright: ignore[reportUnknownMemberType, reportUnknownVariableType]

 return isinstance(self, type(other)) and self.value != other.value # pyright: ignore[reportUnknownVariableType, reportAny, reportUnknownMemberType]
 return isinstance(self, type(other)) and self.value != other.value # pyright: ignore[reportUnknownVariableType, reportUnknownMemberType, reportAttributeAccessIssue]

 @override
 def __and__(self, other: Any) -> int | bool: # pyright: ignore[reportExplicitAny, reportAny, reportGeneralTypeIssues]
Expand Down

18 changes: 8 additions & 10 deletions
ext4/extent.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -89,13 +89,13 @@ class ExtentHeader(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ()
 _fields_ = [
 _fields_ = (
 ("eh_magic", c_uint16),
 ("eh_entries", c_uint16),
 ("eh_max", c_uint16),
 ("eh_depth", c_uint16),
 ("eh_generation", c_uint32),
]
)

 def __init__(self, tree: "ExtentTree", offset: int) -> None:
 self.tree: ExtentTree = tree
Expand All@@ -106,7 +106,7 @@ def __init__(self, tree: "ExtentTree", offset: int) -> None:

 offset = self.offset + self.size
 eh_entries = assert_cast(self.eh_entries, int) # pyright: ignore[reportAny]
 for i in range(0, eh_entries):
 for i in range(eh_entries):
 if self.eh_depth == 0:
 self.extents.append(Extent(self, offset, i))
 offset += sizeof(Extent)
Expand DownExpand Up@@ -173,12 +173,12 @@ class ExtentIndex(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("ei_unused",)
 _fields_ = [
 _fields_ = (
 ("ei_block", c_uint32),
 ("ei_leaf_lo", c_uint32),
 ("ei_leaf_hi", c_uint16),
 ("ei_unused", c_uint16),
]
)

 def __init__(self, header: ExtentHeader, offset: int, ei_no: int) -> None:
 self.ei_no: int = ei_no
Expand DownExpand Up@@ -210,12 +210,12 @@ class Extent(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("ei_unused",)
 _fields_ = [
 _fields_ = (
 ("ee_block", c_uint32),
 ("ee_len", c_uint16),
 ("ee_start_hi", c_uint16),
 ("ee_start_lo", c_uint32),
]
)

 def __init__(self, header: ExtentHeader, offset: int, ee_no: int) -> None:
 super().__init__(header.inode.volume, offset)
Expand DownExpand Up@@ -258,9 +258,7 @@ class ExtentTail(Ext4Struct):
 __slots__ = ("header",)

 _pack_ = 1
 _fields_ = [
 ("et_checksum", c_uint32),
 ]
 _fields_ = (("et_checksum", c_uint32),)

 def __init__(self, header: ExtentHeader, offset: int) -> None:
 self.header: ExtentHeader = header
Expand Down

28 changes: 14 additions & 14 deletions
ext4/htree.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -59,13 +59,13 @@ class DotDirectoryEntry2(LittleEndianStructureWithVolume):

 _pack_ = 1
 # _anonymous_ = ()
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint8),
 ("file_type", c_uint8),
 ("name", c_char * 4), # b".\0\0\0" or b"..\0\0"
]
)

 def verify(self) -> None:
 name = assert_cast(self.name, bytes) # pyright: ignore[reportAny]
Expand All@@ -89,13 +89,13 @@ class DXRootInfo(LittleEndianStructure):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("reserved_zero")
 _fields_ = [
 _fields_ = (
 ("reserved_zero", c_uint32),
 ("hash_version", DX_HASH.basetype),
 ("info_length", c_uint8),
 ("indirect_levels", c_uint8),
 ("unused_flags", c_uint8),
]
)


class DXBase(Ext4Struct):
Expand DownExpand Up@@ -128,10 +128,10 @@ class DXEntry(DXBase):

 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("hash", c_uint32),
 ("block", c_uint32),
]
)

 def __init__(self, parent: "DXEntriesBase", index: int) -> None:
 self.index: int = index
Expand DownExpand Up@@ -321,15 +321,15 @@ def __init__(self, inode: "Directory") -> None:
 super().__init__(inode, 0)

 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("dot", DotDirectoryEntry2),
 ("dotdot", DotDirectoryEntry2),
 ("dx_root_info", DXRootInfo),
 ("limit", c_uint16),
 ("count", c_uint16),
 ("block", c_uint32),
 # ("entries", DXEntry * self.count),
]
)

 def compute_dx_hash(self, name: bytes, hash_version: int) -> tuple[int, int]:
 seed = self.directory.volume.superblock.s_hash_seed # pyright: ignore[reportAny]
Expand DownExpand Up@@ -511,10 +511,10 @@ class DXFake(LittleEndianStructure):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32), # 0
 ("rec_len", c_uint16),
]
)

 @property
 def expected_magic(self) -> int:
Expand All@@ -532,15 +532,15 @@ class DXNode(DXEntriesBase):

 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("fake", DXFake),
 ("name_len", c_uint8),
 ("file_type", c_uint8),
 ("limit", c_uint16),
 ("count", c_uint16),
 ("block", c_uint32),
 # ("entries", DXEntry * self.count),
]
)

 def __init__(self, directory: "Directory", offset: int) -> None:
 super().__init__(directory, offset)
Expand All@@ -552,10 +552,10 @@ class DXTail(DXBase):

 _pack_ = 1
 # _anonymous_ = ("dt_reserved")
 _fields_ = [
 _fields_ = (
 ("dt_reserved", c_uint32),
 ("dt_checksum", c_uint16),
]
)

 def __init__(self, parent: DXNode) -> None:
 self.parent = parent
Expand Down
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode");
}
} catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); }
})();
})();

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 Merged

Eeems
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Aug 5, 2026
 Merged


Remove unused globals complexity
#35
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af6ac27

Remove unused globals complexity


Eeems Aug 5, 2026
18c01b9

Fix lint


Eeems Aug 5, 2026

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34 changes: 17 additions & 17 deletions
ext4/__init__.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -83,22 +83,7 @@
)

__all__ = [
 "BlockDescriptor",
 "BlockDevice",
 "BlockIO",
 "BlockIOBlocks",
 "CharacterDevice",
 "ChecksumError",
 "Directory",
 "DirectoryEntry",
 "DirectoryEntry2",
 "DirectoryEntryHash",
 "DirectoryEntryTail",
 "DotDirectoryEntry2",
 "DX_HASH",
 "DXEntry",
 "DXRoot",
 "DXRootInfo",
 "EXT2_FLAGS",
 "EXT4_BG",
 "EXT4_CHKSUM",
Expand All@@ -119,6 +104,23 @@
 "EXT4_NAME_LEN",
 "EXT4_OS",
 "EXT4_REV",
 "FS_ENCRYPTION_MODE",
 "MODE",
 "BlockDescriptor",
 "BlockDevice",
 "BlockIO",
 "BlockIOBlocks",
 "CharacterDevice",
 "ChecksumError",
 "DXEntry",
 "DXRoot",
 "DXRootInfo",
 "Directory",
 "DirectoryEntry",
 "DirectoryEntry2",
 "DirectoryEntryHash",
 "DirectoryEntryTail",
 "DotDirectoryEntry2",
 "ExtendedAttributeEntry",
 "ExtendedAttributeError",
 "ExtendedAttributeHeader",
Expand All@@ -130,7 +132,6 @@
 "ExtentTail",
 "Fifo",
 "File",
 "FS_ENCRYPTION_MODE",
 "Hurd1",
 "Hurd2",
 "Inode",
Expand All@@ -141,7 +142,6 @@
 "MagicError",
 "Masix1",
 "Masix2",
 "MODE",
 "Osd1",
 "Osd2",
 "Socket",
Expand Down

2 changes: 1 addition & 1 deletion
ext4/_compat.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -41,4 +41,4 @@ def assert_cast(obj: Any, t: type[T], /) -> T:
 return obj


__all__ = ["override", "ReadableStream", "PeekableStream", "assert_cast"]
__all__ = ["PeekableStream", "ReadableStream", "assert_cast", "override"]

4 changes: 2 additions & 2 deletions
ext4/blockdescriptor.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -25,7 +25,7 @@ class BlockDescriptor(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("bg_reserved",)
 _fields_ = [
 _fields_ = (
 ("bg_block_bitmap_lo", c_uint32),
 ("bg_inode_bitmap_lo", c_uint32),
 ("bg_inode_table_lo", c_uint32),
Expand All@@ -49,7 +49,7 @@ class BlockDescriptor(Ext4Struct):
 ("bg_block_bitmap_csum_hi", c_uint16),
 ("bg_inode_bitmap_csum_hi", c_uint16),
 ("bg_reserved", c_uint32),
]
)

 def __init__(self, volume: "Volume", offset: int, bg_no: int) -> None:
 super().__init__(volume, offset)
Expand Down

16 changes: 8 additions & 8 deletions
ext4/directory.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -65,26 +65,26 @@ class DirectoryEntry(DirectoryEntryBase):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("l_i_reserved",)
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint16),
 ("name", c_char * EXT4_NAME_LEN),
]
)


@final
class DirectoryEntry2(DirectoryEntryBase):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("l_i_reserved",)
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint8),
 ("file_type", EXT4_FT.basetype),
 ("name", c_char * EXT4_NAME_LEN),
]
)

 @DirectoryEntryBase.is_fake_entry.getter
 def is_fake_entry(self) -> bool:
Expand All@@ -97,13 +97,13 @@ class DirectoryEntryTail(DirectoryEntryStruct):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("det_reserved_zero1", "det_reserved_zero2",)
 _fields_ = [
 _fields_ = (
 ("det_reserved_zero1", c_uint32),
 ("det_rec_len", c_uint16),
 ("det_reserved_zero2", c_uint8),
 ("det_reserved_ft", c_uint8), # EXT4_FT.DIR_CSUM
 ("det_checksum", c_uint32),
]
)

 @Ext4Struct.magic.getter
 def magic(self) -> int:
Expand All@@ -120,7 +120,7 @@ class DirectoryEntryHash(DirectoryEntryStruct):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("det_reserved_zero1", "det_reserved_zero2",)
 _fields_ = [
 _fields_ = (
 ("hash", c_uint32),
 ("minor_hash", c_uint32),
]
)

28 changes: 15 additions & 13 deletions
ext4/enum.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -6,6 +6,7 @@
from typing import (
 TYPE_CHECKING,
 Any,
 Self,
 cast,
 final,
)
Expand All@@ -17,8 +18,13 @@


def TypedEnumerationType(_type: type["SimpleCData"]): # noqa: ANN201
 class EnumerationType(type(_type)): # type: ignore # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] #noqa: ANN201
 def __new__(cls, name: str, bases: tuple[type, ...], data: dict[str, Any]): # pyright: ignore[reportExplicitAny, reportUnknownParameterType] # noqa: ANN204
 class EnumerationType(type(_type)): # type: ignore # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass]
 def __new__(
 cls,
 name: str,
 bases: tuple[type, ...],
 data: dict[str, Any], # pyright: ignore[reportExplicitAny]
 ) -> Self:
 _members_: dict[str, Any] # pyright: ignore[reportExplicitAny]
 if "_members_" not in data:
 _members_ = {}
Expand All@@ -32,11 +38,7 @@ def __new__(cls, name: str, bases: tuple[type, ...], data: dict[str, Any]): # p
 _members_ = cast(dict[str, Any], data["_members_"]) # pyright: ignore[reportExplicitAny]

 data["_reverse_map_"] = {v: k for k, v in _members_.items()} # pyright: ignore[reportAny]
 cls = type(_type).__new__(cls, name, bases, data) # pyright: ignore[reportCallIssue, reportUnknownVariableType] # noqa: PLW0642
 for key, value in cast(dict[str, Any], cls._members_).items(): # pyright: ignore[reportExplicitAny, reportAny]
 globals()[key] = value

 return cls # pyright: ignore[reportUnknownVariableType]
 return type(_type).__new__(cls, name, bases, data) # pyright: ignore[reportCallIssue, reportUnknownVariableType]

 @override
 def __repr__(self) -> str:
Expand All@@ -46,8 +48,8 @@ def __repr__(self) -> str:


def TypedCEnumeration(_type: type["SimpleCData"]): # noqa: ANN201
 class CEnumeration(_type, metaclass=TypedEnumerationType(_type)): # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] # noqa: ANN201,PLW1641,PLW1641
 _members_: dict[str, Any] = {} # pyright: ignore[reportExplicitAny]
 class CEnumeration(_type, metaclass=TypedEnumerationType(_type)): # pyright: ignore[reportGeneralTypeIssues, reportUntypedBaseClass] # noqa: PLW1641
 _members_: dict[str, Any] = {} # pyright: ignore[reportExplicitAny] # noqa: RUF012
 basetype: type["SimpleCData"] = _type

 @override
Expand All@@ -56,18 +58,18 @@ def __repr__(self) -> str:
 return f"<{self.__class__.__name__}.{self._reverse_map_.get(value, '(unknown)')}: {value}>" # pyright: ignore[reportUnknownMemberType]

 @override
 def __eq__(self, other: Any) -> bool: # pyright: ignore[reportExplicitAny, reportAny]
 def __eq__(self, other: object) -> bool:
 if isinstance(other, int):
 return self.value == other # pyright: ignore[reportUnknownMemberType, reportUnknownVariableType]

 return isinstance(self, type(other)) and self.value == other.value # pyright: ignore[reportUnknownVariableType, reportAny, reportUnknownMemberType]
 return isinstance(self, type(other)) and self.value == other.value # pyright: ignore[reportUnknownVariableType, reportUnknownMemberType, reportAttributeAccessIssue]

 @override
 def __ne__(self, other: Any) -> bool: # pyright: ignore[reportExplicitAny, reportAny]
 def __ne__(self, other: object) -> bool:
 if isinstance(other, int):
 return self.value != other # pyright: ignore[reportUnknownMemberType, reportUnknownVariableType]

 return isinstance(self, type(other)) and self.value != other.value # pyright: ignore[reportUnknownVariableType, reportAny, reportUnknownMemberType]
 return isinstance(self, type(other)) and self.value != other.value # pyright: ignore[reportUnknownVariableType, reportUnknownMemberType, reportAttributeAccessIssue]

 @override
 def __and__(self, other: Any) -> int | bool: # pyright: ignore[reportExplicitAny, reportAny, reportGeneralTypeIssues]
Expand Down

18 changes: 8 additions & 10 deletions
ext4/extent.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -89,13 +89,13 @@ class ExtentHeader(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ()
 _fields_ = [
 _fields_ = (
 ("eh_magic", c_uint16),
 ("eh_entries", c_uint16),
 ("eh_max", c_uint16),
 ("eh_depth", c_uint16),
 ("eh_generation", c_uint32),
]
)

 def __init__(self, tree: "ExtentTree", offset: int) -> None:
 self.tree: ExtentTree = tree
Expand All@@ -106,7 +106,7 @@ def __init__(self, tree: "ExtentTree", offset: int) -> None:

 offset = self.offset + self.size
 eh_entries = assert_cast(self.eh_entries, int) # pyright: ignore[reportAny]
 for i in range(0, eh_entries):
 for i in range(eh_entries):
 if self.eh_depth == 0:
 self.extents.append(Extent(self, offset, i))
 offset += sizeof(Extent)
Expand DownExpand Up@@ -173,12 +173,12 @@ class ExtentIndex(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("ei_unused",)
 _fields_ = [
 _fields_ = (
 ("ei_block", c_uint32),
 ("ei_leaf_lo", c_uint32),
 ("ei_leaf_hi", c_uint16),
 ("ei_unused", c_uint16),
]
)

 def __init__(self, header: ExtentHeader, offset: int, ei_no: int) -> None:
 self.ei_no: int = ei_no
Expand DownExpand Up@@ -210,12 +210,12 @@ class Extent(Ext4Struct):

 _pack_ = 1
 # _anonymous_ = ("ei_unused",)
 _fields_ = [
 _fields_ = (
 ("ee_block", c_uint32),
 ("ee_len", c_uint16),
 ("ee_start_hi", c_uint16),
 ("ee_start_lo", c_uint32),
]
)

 def __init__(self, header: ExtentHeader, offset: int, ee_no: int) -> None:
 super().__init__(header.inode.volume, offset)
Expand DownExpand Up@@ -258,9 +258,7 @@ class ExtentTail(Ext4Struct):
 __slots__ = ("header",)

 _pack_ = 1
 _fields_ = [
 ("et_checksum", c_uint32),
 ]
 _fields_ = (("et_checksum", c_uint32),)

 def __init__(self, header: ExtentHeader, offset: int) -> None:
 self.header: ExtentHeader = header
Expand Down

28 changes: 14 additions & 14 deletions
ext4/htree.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -59,13 +59,13 @@ class DotDirectoryEntry2(LittleEndianStructureWithVolume):

 _pack_ = 1
 # _anonymous_ = ()
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32),
 ("rec_len", c_uint16),
 ("name_len", c_uint8),
 ("file_type", c_uint8),
 ("name", c_char * 4), # b".\0\0\0" or b"..\0\0"
]
)

 def verify(self) -> None:
 name = assert_cast(self.name, bytes) # pyright: ignore[reportAny]
Expand All@@ -89,13 +89,13 @@ class DXRootInfo(LittleEndianStructure):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("reserved_zero")
 _fields_ = [
 _fields_ = (
 ("reserved_zero", c_uint32),
 ("hash_version", DX_HASH.basetype),
 ("info_length", c_uint8),
 ("indirect_levels", c_uint8),
 ("unused_flags", c_uint8),
]
)


class DXBase(Ext4Struct):
Expand DownExpand Up@@ -128,10 +128,10 @@ class DXEntry(DXBase):

 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("hash", c_uint32),
 ("block", c_uint32),
]
)

 def __init__(self, parent: "DXEntriesBase", index: int) -> None:
 self.index: int = index
Expand DownExpand Up@@ -321,15 +321,15 @@ def __init__(self, inode: "Directory") -> None:
 super().__init__(inode, 0)

 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("dot", DotDirectoryEntry2),
 ("dotdot", DotDirectoryEntry2),
 ("dx_root_info", DXRootInfo),
 ("limit", c_uint16),
 ("count", c_uint16),
 ("block", c_uint32),
 # ("entries", DXEntry * self.count),
]
)

 def compute_dx_hash(self, name: bytes, hash_version: int) -> tuple[int, int]:
 seed = self.directory.volume.superblock.s_hash_seed # pyright: ignore[reportAny]
Expand DownExpand Up@@ -511,10 +511,10 @@ class DXFake(LittleEndianStructure):
 __slots__ = ()
 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("inode", c_uint32), # 0
 ("rec_len", c_uint16),
]
)

 @property
 def expected_magic(self) -> int:
Expand All@@ -532,15 +532,15 @@ class DXNode(DXEntriesBase):

 _pack_ = 1
 # _anonymous_ = ("")
 _fields_ = [
 _fields_ = (
 ("fake", DXFake),
 ("name_len", c_uint8),
 ("file_type", c_uint8),
 ("limit", c_uint16),
 ("count", c_uint16),
 ("block", c_uint32),
 # ("entries", DXEntry * self.count),
]
)

 def __init__(self, directory: "Directory", offset: int) -> None:
 super().__init__(directory, offset)
Expand All@@ -552,10 +552,10 @@ class DXTail(DXBase):

 _pack_ = 1
 # _anonymous_ = ("dt_reserved")
 _fields_ = [
 _fields_ = (
 ("dt_reserved", c_uint32),
 ("dt_checksum", c_uint16),
]
)

 def __init__(self, parent: DXNode) -> None:
 self.parent = parent
Expand Down
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