') + ')', 'gi'); if (regex.test(text)) { found = true; var frag = document.createDocumentFragment(); var parts = text.split(regex); parts.forEach(function(part, i) { if (i % 2 === 0) { frag.appendChild(document.createTextNode(part)); } else { var span = document.createElement('span'); span.className = 'userscript-highlight'; span.textContent = part; frag.appendChild(span); } }); node.parentNode.replaceChild(frag, node); } }); } else if (node.nodeType === 1 && node.childNodes) { // element var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT']; if (!skipTags.includes(node.tagName)) { Array.from(node.childNodes).forEach(highlight); } } } highlight(document.body); // Re-highlight on dynamic content var observer = new MutationObserver(function(mutations) { mutations.forEach(function(m) { m.addedNodes.forEach(function(node) { if (node.nodeType === 1 || node.nodeType === 3) highlight(node); }); }); }); 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('^' + ".*" + ', '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" + ', '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(); } } // Try immediately tryTheater(); // Try after navigation (SPA) 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('^' + ".*" + ', '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); } })(); })(); avoid strong reference to exceptions during unwind by maxbachmann · Pull Request #2008 · microsoft/debugpy · GitHub
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avoid strong reference to exceptions during unwind#2008

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Merged
Rich Chiodo (rchiodo) merged 7 commits into from
Mar 9, 2026
+3,461 −3,248
Merged

avoid strong reference to exceptions during unwind #2008

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7b21142
avoid strong reference to exceptions during unwind
maxbachmann Mar 7, 2026
8d38bf3
update cython files
maxbachmann Mar 7, 2026
7d18803
fix getattr
maxbachmann Mar 7, 2026
11e5cb0
remove comment
maxbachmann Mar 7, 2026
b8147e0
avoid side effect from overloaded getattr/setattr
maxbachmann Mar 7, 2026
8b269b8
Generate cython on Windows
rchiodo Mar 9, 2026
8b91b30
Put back non sys monitoring cython
rchiodo Mar 9, 2026
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19 changes: 15 additions & 4 deletions src/debugpy/_vendored/pydevd/_pydevd_sys_monitoring/_pydevd_sys_monitoring.py
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Original file line numberDiff line numberDiff line change
Expand Up@@ -169,6 +169,13 @@ def _get_bootstrap_frame(depth: int) -> Tuple[Optional[FrameType], bool]:
return f_bootstrap, is_bootstrap_frame_internal


class UnhandledExceptionTag:
"""
Tag that is attached to exceptions so we can compare the instance without a strong reference
See issue https://github.com/microsoft/debugpy/issues/1999
"""


# fmt: off
# IFDEF CYTHON
# cdef _get_unhandled_exception_frame(exc, int depth):
Expand All@@ -177,12 +184,16 @@ def _get_unhandled_exception_frame(exc, depth: int) -> Optional[FrameType]:
# ENDIF
# fmt: on
try:
# Unhandled frame has to be from the same exception.
if _thread_local_info.f_unhandled_exc is exc:
tag = exc.__dict__.setdefault('__pydevd_tag__', UnhandledExceptionTag())
except:
tag = exc

try:
if _thread_local_info.f_unhandled_exc_tag is tag:
return _thread_local_info.f_unhandled_frame
else:
del _thread_local_info.f_unhandled_frame
del _thread_local_info.f_unhandled_exc
del _thread_local_info.f_unhandled_exc_tag
raise AttributeError('Not the same exception')
except:
f_unhandled = _getframe(depth)
Expand DownExpand Up@@ -222,7 +233,7 @@ def _get_unhandled_exception_frame(exc, depth: int) -> Optional[FrameType]:

if f_unhandled is not None:
_thread_local_info.f_unhandled_frame = f_unhandled
_thread_local_info.f_unhandled_exc = exc
_thread_local_info.f_unhandled_exc_tag = tag
return _thread_local_info.f_unhandled_frame

return f_unhandled
Expand Down
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