gh-142145: Remove quadratic behavior in node ID cache clearing (GH-142146)

* Remove quadratic behavior in node ID cache clearing

Co-authored-by: Jacob Walls <38668450+jacobtylerwalls@users.noreply.github.com>

* Add news fragment

---------

Co-authored-by: Jacob Walls <38668450+jacobtylerwalls@users.noreply.github.com>
This commit is contained in:
Seth Michael Larson 2025-12-03 01:16:37 -06:00 committed by GitHub
parent 8801c6dec7
commit 08d8e18ad8
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
3 changed files with 20 additions and 8 deletions

View file

@ -292,13 +292,6 @@ def _append_child(self, node):
childNodes.append(node)
node.parentNode = self
def _in_document(node):
# return True iff node is part of a document tree
while node is not None:
if node.nodeType == Node.DOCUMENT_NODE:
return True
node = node.parentNode
return False
def _write_data(writer, text, attr):
"Writes datachars to writer."
@ -1555,7 +1548,7 @@ def _clear_id_cache(node):
if node.nodeType == Node.DOCUMENT_NODE:
node._id_cache.clear()
node._id_search_stack = None
elif _in_document(node):
elif node.ownerDocument:
node.ownerDocument._id_cache.clear()
node.ownerDocument._id_search_stack= None