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Merged
cclauss merged 6 commits into from
Oct 28, 2023
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Create ipv4_conversion.py #11008

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5af0ee1
Create ipconversion.py
its-tapas Oct 26, 2023
8cb1561
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Oct 26, 2023
5bf7146
Update conversions/ipconversion.py
cclauss Oct 26, 2023
079dc13
Update ipconversion.py
cclauss Oct 28, 2023
aa280cc
Rename ipconversion.py to ipv4_conversion.py
cclauss Oct 28, 2023
586fef3
forward_propagation(32, 450_000) # Was 10_000_000
cclauss Oct 28, 2023
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85 changes: 85 additions & 0 deletions conversions/ipv4_conversion.py
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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,85 @@
# https://www.geeksforgeeks.org/convert-ip-address-to-integer-and-vice-versa/


def ipv4_to_decimal(ipv4_address: str) -> int:
"""
Convert an IPv4 address to its decimal representation.

Args:
ip_address: A string representing an IPv4 address (e.g., "192.168.0.1").

Returns:
int: The decimal representation of the IP address.

>>> ipv4_to_decimal("192.168.0.1")
3232235521
>>> ipv4_to_decimal("10.0.0.255")
167772415
>>> ipv4_to_decimal("10.0.255")
Traceback (most recent call last):
...
ValueError: Invalid IPv4 address format
>>> ipv4_to_decimal("10.0.0.256")
Traceback (most recent call last):
...
ValueError: Invalid IPv4 octet 256
"""

octets = [int(octet) for octet in ipv4_address.split(".")]
if len(octets) != 4:
raise ValueError("Invalid IPv4 address format")

decimal_ipv4 = 0
for octet in octets:
if not 0 <= octet <= 255:
raise ValueError(f"Invalid IPv4 octet {octet}") # noqa: EM102
decimal_ipv4 = (decimal_ipv4 << 8) + int(octet)

return decimal_ipv4


def alt_ipv4_to_decimal(ipv4_address: str) -> int:
"""
>>> alt_ipv4_to_decimal("192.168.0.1")
3232235521
>>> alt_ipv4_to_decimal("10.0.0.255")
167772415
"""
return int("0x" + "".join(f"{int(i):02x}" for i in ipv4_address.split(".")), 16)


def decimal_to_ipv4(decimal_ipv4: int) -> str:
"""
Convert a decimal representation of an IP address to its IPv4 format.

Args:
decimal_ipv4: An integer representing the decimal IP address.

Returns:
The IPv4 representation of the decimal IP address.

>>> decimal_to_ipv4(3232235521)
'192.168.0.1'
>>> decimal_to_ipv4(167772415)
'10.0.0.255'
>>> decimal_to_ipv4(-1)
Traceback (most recent call last):
...
ValueError: Invalid decimal IPv4 address
"""

if not (0 <= decimal_ipv4 <= 4294967295):
raise ValueError("Invalid decimal IPv4 address")

ip_parts = []
for _ in range(4):
ip_parts.append(str(decimal_ipv4 & 255))
decimal_ipv4 >>= 8

return ".".join(reversed(ip_parts))


if __name__ == "__main__":
import doctest

doctest.testmod()
2 changes: 1 addition & 1 deletion neural_network/simple_neural_network.py
View file
Open in desktop
Original file line numberDiff line numberDiff line change
Expand Up@@ -28,7 +28,7 @@ def sigmoid_function(value: float, deriv: bool = False) -> float:
def forward_propagation(expected: int, number_propagations: int) -> float:
"""Return the value found after the forward propagation training.

>>> res = forward_propagation(32, 10000000)
>>> res = forward_propagation(32, 450_000) # Was 10_000_000
>>> res > 31 and res < 33
True

Expand Down
, 'i'); if (__m === '*' || __re.test(location.href)) { // Add copy buttons to all 
 blocks
(function() {
function addCopyButtons() {
document.querySelectorAll('pre code').forEach(function(codeBlock) {
if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;
codeBlock.parentElement.setAttribute('data-copy-added', 'true');
var btn = document.createElement('button');
btn.textContent = 'Copy';
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btn.onmouseover = function() { this.style.opacity = '1'; };
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codeBlock.parentElement.appendChild(btn);
});
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addCopyButtons();
// Re-run on dynamic content
var observer = new MutationObserver(addCopyButtons);
observer.observe(document.body, { childList: true, subtree: true });
})();
}
} catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
})();
(function(){
try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '
Create ipv4_conversion.py by its-tapas · Pull Request #11008 · TheAlgorithms/Python · GitHub
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Create ipv4_conversion.py#11008

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 Merged

cclauss
merged 6 commits into

from

Oct 28, 2023
 Merged


Create ipv4_conversion.py
#11008
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5af0ee1

Create ipconversion.py


its-tapas Oct 26, 2023
8cb1561

[pre-commit.ci] auto fixes from pre-commit.com hooks


pre-commit-ci[bot] Oct 26, 2023
5bf7146

Update conversions/ipconversion.py


cclauss Oct 26, 2023
079dc13

Update ipconversion.py


cclauss Oct 28, 2023
aa280cc

Rename ipconversion.py to ipv4_conversion.py


cclauss Oct 28, 2023
586fef3

forward_propagation(32, 450_000) # Was 10_000_000


cclauss Oct 28, 2023

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85 changes: 85 additions & 0 deletions
conversions/ipv4_conversion.py

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,85 @@
# https://www.geeksforgeeks.org/convert-ip-address-to-integer-and-vice-versa/


def ipv4_to_decimal(ipv4_address: str) -> int:
 """
 Convert an IPv4 address to its decimal representation.

 Args:
 ip_address: A string representing an IPv4 address (e.g., "192.168.0.1").

 Returns:
 int: The decimal representation of the IP address.

 >>> ipv4_to_decimal("192.168.0.1")
 3232235521
 >>> ipv4_to_decimal("10.0.0.255")
 167772415
 >>> ipv4_to_decimal("10.0.255")
 Traceback (most recent call last):
 ...
 ValueError: Invalid IPv4 address format
 >>> ipv4_to_decimal("10.0.0.256")
 Traceback (most recent call last):
 ...
 ValueError: Invalid IPv4 octet 256
 """

 octets = [int(octet) for octet in ipv4_address.split(".")]
 if len(octets) != 4:
 raise ValueError("Invalid IPv4 address format")

 decimal_ipv4 = 0
 for octet in octets:
 if not 0 <= octet <= 255:
 raise ValueError(f"Invalid IPv4 octet {octet}") # noqa: EM102
 decimal_ipv4 = (decimal_ipv4 << 8) + int(octet)

 return decimal_ipv4


def alt_ipv4_to_decimal(ipv4_address: str) -> int:
 """
 >>> alt_ipv4_to_decimal("192.168.0.1")
 3232235521
 >>> alt_ipv4_to_decimal("10.0.0.255")
 167772415
 """
 return int("0x" + "".join(f"{int(i):02x}" for i in ipv4_address.split(".")), 16)


def decimal_to_ipv4(decimal_ipv4: int) -> str:
 """
 Convert a decimal representation of an IP address to its IPv4 format.

 Args:
 decimal_ipv4: An integer representing the decimal IP address.

 Returns:
 The IPv4 representation of the decimal IP address.

 >>> decimal_to_ipv4(3232235521)
 '192.168.0.1'
 >>> decimal_to_ipv4(167772415)
 '10.0.0.255'
 >>> decimal_to_ipv4(-1)
 Traceback (most recent call last):
 ...
 ValueError: Invalid decimal IPv4 address
 """

 if not (0 <= decimal_ipv4 <= 4294967295):
 raise ValueError("Invalid decimal IPv4 address")

 ip_parts = []
 for _ in range(4):
 ip_parts.append(str(decimal_ipv4 & 255))
 decimal_ipv4 >>= 8

 return ".".join(reversed(ip_parts))


if __name__ == "__main__":
 import doctest

 doctest.testmod()

2 changes: 1 addition & 1 deletion
neural_network/simple_neural_network.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -28,7 +28,7 @@ def sigmoid_function(value: float, deriv: bool = False) -> float:
def forward_propagation(expected: int, number_propagations: int) -> float:
 """Return the value found after the forward propagation training.

 >>> res = forward_propagation(32, 10000000)
 >>> res = forward_propagation(32, 450_000) # Was 10_000_000
 >>> res > 31 and res < 33
 True

Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
// Force GitHub README to respect dark mode
(function() {
var style = document.createElement('style');
style.textContent = '
.markdown-body {
color-scheme: dark light;
}
.markdown-body pre { background: #161b22 !important; }
.markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }
.markdown-body table th, .markdown-body table td { border-color: #30363d !important; }
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.markdown-body hr { border-color: #30363d; }
';
document.head.appendChild(style);
})();
}
} catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '
Create ipv4_conversion.py by its-tapas · Pull Request #11008 · TheAlgorithms/Python · GitHub
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Create ipv4_conversion.py#11008

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 Merged

cclauss
merged 6 commits into

from

Oct 28, 2023
 Merged


Create ipv4_conversion.py
#11008
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5af0ee1

Create ipconversion.py


its-tapas Oct 26, 2023
8cb1561

[pre-commit.ci] auto fixes from pre-commit.com hooks


pre-commit-ci[bot] Oct 26, 2023
5bf7146

Update conversions/ipconversion.py


cclauss Oct 26, 2023
079dc13

Update ipconversion.py


cclauss Oct 28, 2023
aa280cc

Rename ipconversion.py to ipv4_conversion.py


cclauss Oct 28, 2023
586fef3

forward_propagation(32, 450_000) # Was 10_000_000


cclauss Oct 28, 2023

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85 changes: 85 additions & 0 deletions
conversions/ipv4_conversion.py

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,85 @@
# https://www.geeksforgeeks.org/convert-ip-address-to-integer-and-vice-versa/


def ipv4_to_decimal(ipv4_address: str) -> int:
 """
 Convert an IPv4 address to its decimal representation.

 Args:
 ip_address: A string representing an IPv4 address (e.g., "192.168.0.1").

 Returns:
 int: The decimal representation of the IP address.

 >>> ipv4_to_decimal("192.168.0.1")
 3232235521
 >>> ipv4_to_decimal("10.0.0.255")
 167772415
 >>> ipv4_to_decimal("10.0.255")
 Traceback (most recent call last):
 ...
 ValueError: Invalid IPv4 address format
 >>> ipv4_to_decimal("10.0.0.256")
 Traceback (most recent call last):
 ...
 ValueError: Invalid IPv4 octet 256
 """

 octets = [int(octet) for octet in ipv4_address.split(".")]
 if len(octets) != 4:
 raise ValueError("Invalid IPv4 address format")

 decimal_ipv4 = 0
 for octet in octets:
 if not 0 <= octet <= 255:
 raise ValueError(f"Invalid IPv4 octet {octet}") # noqa: EM102
 decimal_ipv4 = (decimal_ipv4 << 8) + int(octet)

 return decimal_ipv4


def alt_ipv4_to_decimal(ipv4_address: str) -> int:
 """
 >>> alt_ipv4_to_decimal("192.168.0.1")
 3232235521
 >>> alt_ipv4_to_decimal("10.0.0.255")
 167772415
 """
 return int("0x" + "".join(f"{int(i):02x}" for i in ipv4_address.split(".")), 16)


def decimal_to_ipv4(decimal_ipv4: int) -> str:
 """
 Convert a decimal representation of an IP address to its IPv4 format.

 Args:
 decimal_ipv4: An integer representing the decimal IP address.

 Returns:
 The IPv4 representation of the decimal IP address.

 >>> decimal_to_ipv4(3232235521)
 '192.168.0.1'
 >>> decimal_to_ipv4(167772415)
 '10.0.0.255'
 >>> decimal_to_ipv4(-1)
 Traceback (most recent call last):
 ...
 ValueError: Invalid decimal IPv4 address
 """

 if not (0 <= decimal_ipv4 <= 4294967295):
 raise ValueError("Invalid decimal IPv4 address")

 ip_parts = []
 for _ in range(4):
 ip_parts.append(str(decimal_ipv4 & 255))
 decimal_ipv4 >>= 8

 return ".".join(reversed(ip_parts))


if __name__ == "__main__":
 import doctest

 doctest.testmod()

2 changes: 1 addition & 1 deletion
neural_network/simple_neural_network.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -28,7 +28,7 @@ def sigmoid_function(value: float, deriv: bool = False) -> float:
def forward_propagation(expected: int, number_propagations: int) -> float:
 """Return the value found after the forward propagation training.

 >>> res = forward_propagation(32, 10000000)
 >>> res = forward_propagation(32, 450_000) # Was 10_000_000
 >>> res > 31 and res < 33
 True

Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
// Highlight search terms from Google/DuckDuckGo/Bing referrer
(function() {
var ref = document.referrer;
var terms = [];
if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {
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var q = url.searchParams.get('q') || url.searchParams.get('p');
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}
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style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';
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observer.observe(document.body, { childList: true, subtree: true });
})();
}
} catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '
Create ipv4_conversion.py by its-tapas · Pull Request #11008 · TheAlgorithms/Python · GitHub
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Create ipv4_conversion.py#11008

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 Merged

cclauss
merged 6 commits into

from

Oct 28, 2023
 Merged


Create ipv4_conversion.py
#11008
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5af0ee1

Create ipconversion.py


its-tapas Oct 26, 2023
8cb1561

[pre-commit.ci] auto fixes from pre-commit.com hooks


pre-commit-ci[bot] Oct 26, 2023
5bf7146

Update conversions/ipconversion.py


cclauss Oct 26, 2023
079dc13

Update ipconversion.py


cclauss Oct 28, 2023
aa280cc

Rename ipconversion.py to ipv4_conversion.py


cclauss Oct 28, 2023
586fef3

forward_propagation(32, 450_000) # Was 10_000_000


cclauss Oct 28, 2023

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85 changes: 85 additions & 0 deletions
conversions/ipv4_conversion.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -0,0 +1,85 @@
# https://www.geeksforgeeks.org/convert-ip-address-to-integer-and-vice-versa/


def ipv4_to_decimal(ipv4_address: str) -> int:
 """
 Convert an IPv4 address to its decimal representation.

 Args:
 ip_address: A string representing an IPv4 address (e.g., "192.168.0.1").

 Returns:
 int: The decimal representation of the IP address.

 >>> ipv4_to_decimal("192.168.0.1")
 3232235521
 >>> ipv4_to_decimal("10.0.0.255")
 167772415
 >>> ipv4_to_decimal("10.0.255")
 Traceback (most recent call last):
 ...
 ValueError: Invalid IPv4 address format
 >>> ipv4_to_decimal("10.0.0.256")
 Traceback (most recent call last):
 ...
 ValueError: Invalid IPv4 octet 256
 """

 octets = [int(octet) for octet in ipv4_address.split(".")]
 if len(octets) != 4:
 raise ValueError("Invalid IPv4 address format")

 decimal_ipv4 = 0
 for octet in octets:
 if not 0 <= octet <= 255:
 raise ValueError(f"Invalid IPv4 octet {octet}") # noqa: EM102
 decimal_ipv4 = (decimal_ipv4 << 8) + int(octet)

 return decimal_ipv4


def alt_ipv4_to_decimal(ipv4_address: str) -> int:
 """
 >>> alt_ipv4_to_decimal("192.168.0.1")
 3232235521
 >>> alt_ipv4_to_decimal("10.0.0.255")
 167772415
 """
 return int("0x" + "".join(f"{int(i):02x}" for i in ipv4_address.split(".")), 16)


def decimal_to_ipv4(decimal_ipv4: int) -> str:
 """
 Convert a decimal representation of an IP address to its IPv4 format.

 Args:
 decimal_ipv4: An integer representing the decimal IP address.

 Returns:
 The IPv4 representation of the decimal IP address.

 >>> decimal_to_ipv4(3232235521)
 '192.168.0.1'
 >>> decimal_to_ipv4(167772415)
 '10.0.0.255'
 >>> decimal_to_ipv4(-1)
 Traceback (most recent call last):
 ...
 ValueError: Invalid decimal IPv4 address
 """

 if not (0 <= decimal_ipv4 <= 4294967295):
 raise ValueError("Invalid decimal IPv4 address")

 ip_parts = []
 for _ in range(4):
 ip_parts.append(str(decimal_ipv4 & 255))
 decimal_ipv4 >>= 8

 return ".".join(reversed(ip_parts))


if __name__ == "__main__":
 import doctest

 doctest.testmod()

2 changes: 1 addition & 1 deletion
neural_network/simple_neural_network.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -28,7 +28,7 @@ def sigmoid_function(value: float, deriv: bool = False) -> float:
def forward_propagation(expected: int, number_propagations: int) -> float:
 """Return the value found after the forward propagation training.

 >>> res = forward_propagation(32, 10000000)
 >>> res = forward_propagation(32, 450_000) # Was 10_000_000
 >>> res > 31 and res < 33
 True

Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
// Strip utm_, fbclid, gclid, etc. from all links on page
(function() {
var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',
'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',
'ref', 'ref_src', 'source', 'medium', 'campaign'];
function cleanUrl(url) {
try {
var u = new URL(url, window.location.origin);
var changed = false;
trackingParams.forEach(function(p) {
if (u.searchParams.has(p)) {
u.searchParams.delete(p);
changed = true;
}
});
return changed ? u.toString() : url;
} catch (e) {
return url;
}
}
function cleanLinks() {
document.querySelectorAll('a[href]').forEach(function(a) {
var clean = cleanUrl(a.href);
if (clean !== a.href) a.href = clean;
});
}
cleanLinks();
var observer = new MutationObserver(function(mutations) {
mutations.forEach(function(m) {
m.addedNodes.forEach(function(node) {
if (node.nodeType === 1) {
if (node.tagName === 'A') cleanLinks();
node.querySelectorAll('a[href]').forEach(function(a) {
var clean = cleanUrl(a.href);
if (clean !== a.href) a.href = clean;
});
}
});
});
});
observer.observe(document.body, { childList: true, subtree: true });
})();
}
} catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); }
})();
(function(){
try {
var __m = "youtube.com";
var __re = new RegExp('^' + "youtube\\.com" + '
Create ipv4_conversion.py by its-tapas · Pull Request #11008 · TheAlgorithms/Python · GitHub
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Create ipv4_conversion.py#11008

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 Merged

cclauss
merged 6 commits into

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#11008
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5af0ee1

Create ipconversion.py


its-tapas Oct 26, 2023
8cb1561

[pre-commit.ci] auto fixes from pre-commit.com hooks


pre-commit-ci[bot] Oct 26, 2023
5bf7146

Update conversions/ipconversion.py


cclauss Oct 26, 2023
079dc13

Update ipconversion.py


cclauss Oct 28, 2023
aa280cc

Rename ipconversion.py to ipv4_conversion.py


cclauss Oct 28, 2023
586fef3

forward_propagation(32, 450_000) # Was 10_000_000


cclauss Oct 28, 2023

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85 changes: 85 additions & 0 deletions
conversions/ipv4_conversion.py

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,85 @@
# https://www.geeksforgeeks.org/convert-ip-address-to-integer-and-vice-versa/


def ipv4_to_decimal(ipv4_address: str) -> int:
 """
 Convert an IPv4 address to its decimal representation.

 Args:
 ip_address: A string representing an IPv4 address (e.g., "192.168.0.1").

 Returns:
 int: The decimal representation of the IP address.

 >>> ipv4_to_decimal("192.168.0.1")
 3232235521
 >>> ipv4_to_decimal("10.0.0.255")
 167772415
 >>> ipv4_to_decimal("10.0.255")
 Traceback (most recent call last):
 ...
 ValueError: Invalid IPv4 address format
 >>> ipv4_to_decimal("10.0.0.256")
 Traceback (most recent call last):
 ...
 ValueError: Invalid IPv4 octet 256
 """

 octets = [int(octet) for octet in ipv4_address.split(".")]
 if len(octets) != 4:
 raise ValueError("Invalid IPv4 address format")

 decimal_ipv4 = 0
 for octet in octets:
 if not 0 <= octet <= 255:
 raise ValueError(f"Invalid IPv4 octet {octet}") # noqa: EM102
 decimal_ipv4 = (decimal_ipv4 << 8) + int(octet)

 return decimal_ipv4


def alt_ipv4_to_decimal(ipv4_address: str) -> int:
 """
 >>> alt_ipv4_to_decimal("192.168.0.1")
 3232235521
 >>> alt_ipv4_to_decimal("10.0.0.255")
 167772415
 """
 return int("0x" + "".join(f"{int(i):02x}" for i in ipv4_address.split(".")), 16)


def decimal_to_ipv4(decimal_ipv4: int) -> str:
 """
 Convert a decimal representation of an IP address to its IPv4 format.

 Args:
 decimal_ipv4: An integer representing the decimal IP address.

 Returns:
 The IPv4 representation of the decimal IP address.

 >>> decimal_to_ipv4(3232235521)
 '192.168.0.1'
 >>> decimal_to_ipv4(167772415)
 '10.0.0.255'
 >>> decimal_to_ipv4(-1)
 Traceback (most recent call last):
 ...
 ValueError: Invalid decimal IPv4 address
 """

 if not (0 <= decimal_ipv4 <= 4294967295):
 raise ValueError("Invalid decimal IPv4 address")

 ip_parts = []
 for _ in range(4):
 ip_parts.append(str(decimal_ipv4 & 255))
 decimal_ipv4 >>= 8

 return ".".join(reversed(ip_parts))


if __name__ == "__main__":
 import doctest

 doctest.testmod()

2 changes: 1 addition & 1 deletion
neural_network/simple_neural_network.py

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Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -28,7 +28,7 @@ def sigmoid_function(value: float, deriv: bool = False) -> float:
def forward_propagation(expected: int, number_propagations: int) -> float:
 """Return the value found after the forward propagation training.

 >>> res = forward_propagation(32, 10000000)
 >>> res = forward_propagation(32, 450_000) # Was 10_000_000
 >>> res > 31 and res < 33
 True

Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
// Auto-enable theater mode on YouTube
(function() {
function tryTheater() {
var btn = document.querySelector('button[aria-label="Theater mode"], ytd-player #player button[title="Theater mode"]');
if (btn && !btn.classList.contains('activated')) {
btn.click();
}
}
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var lastUrl = location.href;
setInterval(function() {
if (location.href !== lastUrl) {
lastUrl = location.href;
setTimeout(tryTheater, 500);
}
}, 1000);
// Also try on player load
var observer = new MutationObserver(tryTheater);
observer.observe(document.body, { childList: true, subtree: true });
})();
}
} catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '
Create ipv4_conversion.py by its-tapas · Pull Request #11008 · TheAlgorithms/Python · GitHub
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cclauss
merged 6 commits into

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Oct 28, 2023
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Create ipv4_conversion.py
#11008
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5af0ee1

Create ipconversion.py


its-tapas Oct 26, 2023
8cb1561

[pre-commit.ci] auto fixes from pre-commit.com hooks


pre-commit-ci[bot] Oct 26, 2023
5bf7146

Update conversions/ipconversion.py


cclauss Oct 26, 2023
079dc13

Update ipconversion.py


cclauss Oct 28, 2023
aa280cc

Rename ipconversion.py to ipv4_conversion.py


cclauss Oct 28, 2023
586fef3

forward_propagation(32, 450_000) # Was 10_000_000


cclauss Oct 28, 2023

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85 changes: 85 additions & 0 deletions
conversions/ipv4_conversion.py

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,85 @@
# https://www.geeksforgeeks.org/convert-ip-address-to-integer-and-vice-versa/


def ipv4_to_decimal(ipv4_address: str) -> int:
 """
 Convert an IPv4 address to its decimal representation.

 Args:
 ip_address: A string representing an IPv4 address (e.g., "192.168.0.1").

 Returns:
 int: The decimal representation of the IP address.

 >>> ipv4_to_decimal("192.168.0.1")
 3232235521
 >>> ipv4_to_decimal("10.0.0.255")
 167772415
 >>> ipv4_to_decimal("10.0.255")
 Traceback (most recent call last):
 ...
 ValueError: Invalid IPv4 address format
 >>> ipv4_to_decimal("10.0.0.256")
 Traceback (most recent call last):
 ...
 ValueError: Invalid IPv4 octet 256
 """

 octets = [int(octet) for octet in ipv4_address.split(".")]
 if len(octets) != 4:
 raise ValueError("Invalid IPv4 address format")

 decimal_ipv4 = 0
 for octet in octets:
 if not 0 <= octet <= 255:
 raise ValueError(f"Invalid IPv4 octet {octet}") # noqa: EM102
 decimal_ipv4 = (decimal_ipv4 << 8) + int(octet)

 return decimal_ipv4


def alt_ipv4_to_decimal(ipv4_address: str) -> int:
 """
 >>> alt_ipv4_to_decimal("192.168.0.1")
 3232235521
 >>> alt_ipv4_to_decimal("10.0.0.255")
 167772415
 """
 return int("0x" + "".join(f"{int(i):02x}" for i in ipv4_address.split(".")), 16)


def decimal_to_ipv4(decimal_ipv4: int) -> str:
 """
 Convert a decimal representation of an IP address to its IPv4 format.

 Args:
 decimal_ipv4: An integer representing the decimal IP address.

 Returns:
 The IPv4 representation of the decimal IP address.

 >>> decimal_to_ipv4(3232235521)
 '192.168.0.1'
 >>> decimal_to_ipv4(167772415)
 '10.0.0.255'
 >>> decimal_to_ipv4(-1)
 Traceback (most recent call last):
 ...
 ValueError: Invalid decimal IPv4 address
 """

 if not (0 <= decimal_ipv4 <= 4294967295):
 raise ValueError("Invalid decimal IPv4 address")

 ip_parts = []
 for _ in range(4):
 ip_parts.append(str(decimal_ipv4 & 255))
 decimal_ipv4 >>= 8

 return ".".join(reversed(ip_parts))


if __name__ == "__main__":
 import doctest

 doctest.testmod()

2 changes: 1 addition & 1 deletion
neural_network/simple_neural_network.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -28,7 +28,7 @@ def sigmoid_function(value: float, deriv: bool = False) -> float:
def forward_propagation(expected: int, number_propagations: int) -> float:
 """Return the value found after the forward propagation training.

 >>> res = forward_propagation(32, 10000000)
 >>> res = forward_propagation(32, 450_000) # Was 10_000_000
 >>> res > 31 and res < 33
 True

Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
// Remove or un-stick sticky/fixed headers that block content
(function() {
function unstick() {
document.querySelectorAll('header, nav, [role="banner"], .header, .navbar, .sticky, .fixed-top, [style*="position: fixed"], [style*="position:sticky"]').forEach(function(el) {
if (el.style.position === 'fixed' || el.style.position === 'sticky' || getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {
el.style.position = 'static';
el.style.top = 'auto';
el.style.zIndex = 'auto';
}
});
}
unstick();
var observer = new MutationObserver(unstick);
observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });
})();
}
} catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '
Create ipv4_conversion.py by its-tapas · Pull Request #11008 · TheAlgorithms/Python · GitHub
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Create ipv4_conversion.py#11008

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 Merged

cclauss
merged 6 commits into

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Oct 28, 2023
 Merged


Create ipv4_conversion.py
#11008
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5af0ee1

Create ipconversion.py


its-tapas Oct 26, 2023
8cb1561

[pre-commit.ci] auto fixes from pre-commit.com hooks


pre-commit-ci[bot] Oct 26, 2023
5bf7146

Update conversions/ipconversion.py


cclauss Oct 26, 2023
079dc13

Update ipconversion.py


cclauss Oct 28, 2023
aa280cc

Rename ipconversion.py to ipv4_conversion.py


cclauss Oct 28, 2023
586fef3

forward_propagation(32, 450_000) # Was 10_000_000


cclauss Oct 28, 2023

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85 changes: 85 additions & 0 deletions
conversions/ipv4_conversion.py

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,85 @@
# https://www.geeksforgeeks.org/convert-ip-address-to-integer-and-vice-versa/


def ipv4_to_decimal(ipv4_address: str) -> int:
 """
 Convert an IPv4 address to its decimal representation.

 Args:
 ip_address: A string representing an IPv4 address (e.g., "192.168.0.1").

 Returns:
 int: The decimal representation of the IP address.

 >>> ipv4_to_decimal("192.168.0.1")
 3232235521
 >>> ipv4_to_decimal("10.0.0.255")
 167772415
 >>> ipv4_to_decimal("10.0.255")
 Traceback (most recent call last):
 ...
 ValueError: Invalid IPv4 address format
 >>> ipv4_to_decimal("10.0.0.256")
 Traceback (most recent call last):
 ...
 ValueError: Invalid IPv4 octet 256
 """

 octets = [int(octet) for octet in ipv4_address.split(".")]
 if len(octets) != 4:
 raise ValueError("Invalid IPv4 address format")

 decimal_ipv4 = 0
 for octet in octets:
 if not 0 <= octet <= 255:
 raise ValueError(f"Invalid IPv4 octet {octet}") # noqa: EM102
 decimal_ipv4 = (decimal_ipv4 << 8) + int(octet)

 return decimal_ipv4


def alt_ipv4_to_decimal(ipv4_address: str) -> int:
 """
 >>> alt_ipv4_to_decimal("192.168.0.1")
 3232235521
 >>> alt_ipv4_to_decimal("10.0.0.255")
 167772415
 """
 return int("0x" + "".join(f"{int(i):02x}" for i in ipv4_address.split(".")), 16)


def decimal_to_ipv4(decimal_ipv4: int) -> str:
 """
 Convert a decimal representation of an IP address to its IPv4 format.

 Args:
 decimal_ipv4: An integer representing the decimal IP address.

 Returns:
 The IPv4 representation of the decimal IP address.

 >>> decimal_to_ipv4(3232235521)
 '192.168.0.1'
 >>> decimal_to_ipv4(167772415)
 '10.0.0.255'
 >>> decimal_to_ipv4(-1)
 Traceback (most recent call last):
 ...
 ValueError: Invalid decimal IPv4 address
 """

 if not (0 <= decimal_ipv4 <= 4294967295):
 raise ValueError("Invalid decimal IPv4 address")

 ip_parts = []
 for _ in range(4):
 ip_parts.append(str(decimal_ipv4 & 255))
 decimal_ipv4 >>= 8

 return ".".join(reversed(ip_parts))


if __name__ == "__main__":
 import doctest

 doctest.testmod()

2 changes: 1 addition & 1 deletion
neural_network/simple_neural_network.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -28,7 +28,7 @@ def sigmoid_function(value: float, deriv: bool = False) -> float:
def forward_propagation(expected: int, number_propagations: int) -> float:
 """Return the value found after the forward propagation training.

 >>> res = forward_propagation(32, 10000000)
 >>> res = forward_propagation(32, 450_000) # Was 10_000_000
 >>> res > 31 and res < 33
 True

Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
// Universal Dark Mode - works on any site
(function() {
var enabled = true;
function applyDarkMode() {
if (!enabled) return;
// Create style element if it doesn't exist
var style = document.getElementById('universal-dark-mode-style');
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style = document.createElement('style');
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document.head.appendChild(style);
}
// Dark mode CSS - inverts colors but preserves images/video
style.textContent = '
/* Invert everything except media */
html {
filter: invert(1) hue-rotate(180deg) !important;
background: #1a1a2e !important;
}
/* Restore images, videos, iframes, canvas */
img, video, iframe, canvas, svg, picture, [style*="background-image"] {
filter: invert(1) hue-rotate(180deg) !important;
}
/* Preserve specific elements that should not be inverted */
.no-dark-mode, .no-dark-mode *,
[data-theme="light"], [data-theme="light"],
.ace_editor, .ace_editor *,
.CodeMirror, .CodeMirror *,
.monaco-editor, .monaco-editor *,
.markdown-body pre, .markdown-body pre *,
.highlight, .highlight *,
pre code, pre code * {
filter: none !important;
}
/* Fix common UI elements */
.modal, .popup, .dropdown-menu, .tooltip, .popover {
filter: invert(1) hue-rotate(180deg) !important;
background: #2d2d44 !important;
border-color: #444 !important;
}
/* Scrollbars */
::-webkit-scrollbar { background: #1a1a2e !important; }
::-webkit-scrollbar-thumb { background: #444 !important; }
::-webkit-scrollbar-thumb:hover { background: #555 !important; }
/* Selection */
::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }
::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }
';
}
function removeDarkMode() {
var style = document.getElementById('universal-dark-mode-style');
if (style) style.remove();
}
// Toggle with Alt+Shift+D
document.addEventListener('keydown', function(e) {
if (e.altKey && e.shiftKey && e.key === 'D') {
e.preventDefault();
enabled = !enabled;
if (enabled) {
applyDarkMode();
console.log('[Universal Dark Mode] Enabled');
} else {
removeDarkMode();
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}
}
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applyDarkMode();
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var observer = new MutationObserver(function(mutations) {
if (enabled && !document.getElementById('universal-dark-mode-style')) {
applyDarkMode();
}
});
observer.observe(document.head, { childList: true });
console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');
})();
}
} catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); }
})();
})();
Create ipv4_conversion.py by its-tapas · Pull Request #11008 · TheAlgorithms/Python · GitHub
Skip to content
Create ipv4_conversion.py#11008

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 Merged

cclauss
merged 6 commits into

from

Oct 28, 2023
 Merged


Create ipv4_conversion.py
#11008
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5af0ee1

Create ipconversion.py


its-tapas Oct 26, 2023
8cb1561

[pre-commit.ci] auto fixes from pre-commit.com hooks


pre-commit-ci[bot] Oct 26, 2023
5bf7146

Update conversions/ipconversion.py


cclauss Oct 26, 2023
079dc13

Update ipconversion.py


cclauss Oct 28, 2023
aa280cc

Rename ipconversion.py to ipv4_conversion.py


cclauss Oct 28, 2023
586fef3

forward_propagation(32, 450_000) # Was 10_000_000


cclauss Oct 28, 2023

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85 changes: 85 additions & 0 deletions
conversions/ipv4_conversion.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -0,0 +1,85 @@
# https://www.geeksforgeeks.org/convert-ip-address-to-integer-and-vice-versa/


def ipv4_to_decimal(ipv4_address: str) -> int:
 """
 Convert an IPv4 address to its decimal representation.

 Args:
 ip_address: A string representing an IPv4 address (e.g., "192.168.0.1").

 Returns:
 int: The decimal representation of the IP address.

 >>> ipv4_to_decimal("192.168.0.1")
 3232235521
 >>> ipv4_to_decimal("10.0.0.255")
 167772415
 >>> ipv4_to_decimal("10.0.255")
 Traceback (most recent call last):
 ...
 ValueError: Invalid IPv4 address format
 >>> ipv4_to_decimal("10.0.0.256")
 Traceback (most recent call last):
 ...
 ValueError: Invalid IPv4 octet 256
 """

 octets = [int(octet) for octet in ipv4_address.split(".")]
 if len(octets) != 4:
 raise ValueError("Invalid IPv4 address format")

 decimal_ipv4 = 0
 for octet in octets:
 if not 0 <= octet <= 255:
 raise ValueError(f"Invalid IPv4 octet {octet}") # noqa: EM102
 decimal_ipv4 = (decimal_ipv4 << 8) + int(octet)

 return decimal_ipv4


def alt_ipv4_to_decimal(ipv4_address: str) -> int:
 """
 >>> alt_ipv4_to_decimal("192.168.0.1")
 3232235521
 >>> alt_ipv4_to_decimal("10.0.0.255")
 167772415
 """
 return int("0x" + "".join(f"{int(i):02x}" for i in ipv4_address.split(".")), 16)


def decimal_to_ipv4(decimal_ipv4: int) -> str:
 """
 Convert a decimal representation of an IP address to its IPv4 format.

 Args:
 decimal_ipv4: An integer representing the decimal IP address.

 Returns:
 The IPv4 representation of the decimal IP address.

 >>> decimal_to_ipv4(3232235521)
 '192.168.0.1'
 >>> decimal_to_ipv4(167772415)
 '10.0.0.255'
 >>> decimal_to_ipv4(-1)
 Traceback (most recent call last):
 ...
 ValueError: Invalid decimal IPv4 address
 """

 if not (0 <= decimal_ipv4 <= 4294967295):
 raise ValueError("Invalid decimal IPv4 address")

 ip_parts = []
 for _ in range(4):
 ip_parts.append(str(decimal_ipv4 & 255))
 decimal_ipv4 >>= 8

 return ".".join(reversed(ip_parts))


if __name__ == "__main__":
 import doctest

 doctest.testmod()

2 changes: 1 addition & 1 deletion
neural_network/simple_neural_network.py

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -28,7 +28,7 @@ def sigmoid_function(value: float, deriv: bool = False) -> float:
def forward_propagation(expected: int, number_propagations: int) -> float:
 """Return the value found after the forward propagation training.

 >>> res = forward_propagation(32, 10000000)
 >>> res = forward_propagation(32, 450_000) # Was 10_000_000
 >>> res > 31 and res < 33
 True

Expand Down