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gh-118350: Fix support of elements "textarea" and "title" in HTMLParser #135310

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Merged
merged 9 commits into from
Jul 22, 2025
Merged

gh-118350: Fix support of elements "textarea" and "title" in HTMLParser #135310

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b7900cd
fix: fix html parser raw text escapable mode
timonviola Jun 9, 2025
8f60744
docs: add blurb new fragment
timonviola Jun 9, 2025
4a9ad26
Merge branch 'main' into fix-issue-118350-2
serhiy-storchaka Jul 14, 2025
7824ee8
Fix errors and rewrite tests.
serhiy-storchaka Jul 14, 2025
18c6ea8
Refactoring.
serhiy-storchaka Jul 14, 2025
051516a
Update the NEWS entry.
serhiy-storchaka Jul 14, 2025
c93a771
Reclassify
serhiy-storchaka Jul 14, 2025
a27159f
Update 2025-06-09-20-38-25.gh-issue-118350.KgWCcP.rst
serhiy-storchaka Jul 15, 2025
5681bbc
Make `escapable=` kwarg-only
ambv Jul 22, 2025
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Make escapable= kwarg-only
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@ambv
ambv committed Jul 22, 2025
commit 5681bbc7a2793eeaa58869f3f1d27add53a59f0e
5 changes: 3 additions & 2 deletions Lib/html/parser.py
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Original file line number Diff line number Diff line change
Expand Up @@ -126,6 +126,7 @@ class HTMLParser(_markupbase.ParserBase):
containing respectively the named or numeric reference as the
argument.
"""

CDATA_CONTENT_ELEMENTS = ("script", "style")
RCDATA_CONTENT_ELEMENTS = ("textarea", "title")

Expand Down Expand Up @@ -167,7 +168,7 @@ def get_starttag_text(self):
"""Return full source of start tag: '<...>'."""
return self.__starttag_text

def set_cdata_mode(self, elem, escapable=False):
def set_cdata_mode(self, elem, *, escapable=False):
self.cdata_elem = elem.lower()
self._escapable = escapable
if escapable and not self.convert_charrefs:
Expand Down Expand Up @@ -428,7 +429,7 @@ def parse_starttag(self, i):
if tag in self.CDATA_CONTENT_ELEMENTS:
self.set_cdata_mode(tag)
elif tag in self.RCDATA_CONTENT_ELEMENTS:
self.set_cdata_mode(tag, True)
self.set_cdata_mode(tag, escapable=True)
return endpos

# Internal -- check to see if we have a complete starttag; return end
Expand Down
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