File fix-patched-python311.patch of Package python-Markdown.43069

Index: Markdown-3.5.2/markdown/__main__.py
===================================================================
--- Markdown-3.5.2.orig/markdown/__main__.py
+++ Markdown-3.5.2/markdown/__main__.py
@@ -21,7 +21,6 @@ from __future__ import annotations
 
 import sys
 import optparse
-import codecs
 import warnings
 import markdown
 try:
@@ -100,7 +99,7 @@ def parse_options(args=None, values=None
 
     extension_configs = {}
     if options.configfile:
-        with codecs.open(
+        with open(
             options.configfile, mode="r", encoding=options.encoding
         ) as fp:
             try:
Index: Markdown-3.5.2/markdown/core.py
===================================================================
--- Markdown-3.5.2.orig/markdown/core.py
+++ Markdown-3.5.2/markdown/core.py
@@ -417,7 +417,7 @@ class Markdown:
         # Read the source
         if input:
             if isinstance(input, str):
-                input_file = codecs.open(input, mode="r", encoding=encoding)
+                input_file = open(input, mode="r", encoding=encoding)
             else:
                 input_file = codecs.getreader(encoding)(input)
             text = input_file.read()
Index: Markdown-3.5.2/markdown/extensions/md_in_html.py
===================================================================
--- Markdown-3.5.2.orig/markdown/extensions/md_in_html.py
+++ Markdown-3.5.2/markdown/extensions/md_in_html.py
@@ -234,7 +234,11 @@ class HTMLExtractorExtra(HTMLExtractor):
             if self.rawdata[i:i+3] == '<![' and not self.rawdata[i:i+9] == '<![CDATA[':
                 # We have encountered the bug in #1534 (Python bug `gh-77057`).
                 # Provide an override until we drop support for Python < 3.13.
-                return self.parse_bogus_comment(i)
+                result = self.parse_bogus_comment(i)
+                if result == -1:
+                    self.handle_data(self.rawdata[i:i + 1])
+                    return i + 1
+                return result
             # The same override exists in `HTMLExtractor` without the check
             # for `mdstack`. Therefore, use parent of `HTMLExtractor` instead.
             return super(HTMLExtractor, self).parse_html_declaration(i)
Index: Markdown-3.5.2/markdown/htmlparser.py
===================================================================
--- Markdown-3.5.2.orig/markdown/htmlparser.py
+++ Markdown-3.5.2/markdown/htmlparser.py
@@ -89,6 +89,8 @@ class HTMLExtractor(htmlparser.HTMLParse
 
         self.lineno_start_cache = [0]
 
+        self.override_comment_update = False
+
         # This calls self.reset
         super().__init__(*args, **kwargs)
         self.md = md
@@ -249,8 +251,21 @@ class HTMLExtractor(htmlparser.HTMLParse
         self.handle_empty_tag('&{};'.format(name), is_block=False)
 
     def handle_comment(self, data: str):
+        # Check if the comment is unclosed, if so, we need to override position
+        i = self.line_offset + self.offset + len(data) + 4
+        if self.rawdata[i:i + 3] != '-->':
+            self.handle_data('<')
+            self.override_comment_update = True
+            return
         self.handle_empty_tag('<!--{}-->'.format(data), is_block=True)
 
+    def updatepos(self, i: int, j: int) -> int:
+        if self.override_comment_update:
+            self.override_comment_update = False
+            i = 0
+            j = 1
+        return super().updatepos(i, j)
+
     def handle_decl(self, data: str):
         self.handle_empty_tag('<!{}>'.format(data), is_block=True)
 
@@ -274,7 +289,11 @@ class HTMLExtractor(htmlparser.HTMLParse
             if self.rawdata[i:i+3] == '<![' and not self.rawdata[i:i+9] == '<![CDATA[':
                 # We have encountered the bug in #1534 (Python bug `gh-77057`).
                 # Provide an override until we drop support for Python < 3.13.
-                return self.parse_bogus_comment(i)
+                result = self.parse_bogus_comment(i)
+                if result == -1:
+                    self.handle_data(self.rawdata[i:i + 1])
+                    return i + 1
+                return result
             return super().parse_html_declaration(i)
         # This is not the beginning of a raw block so treat as plain data
         # and avoid consuming any tags which may follow (see #1066).
@@ -304,7 +323,8 @@ class HTMLExtractor(htmlparser.HTMLParse
         self.__starttag_text = None
         endpos = self.check_for_whole_start_tag(i)
         if endpos < 0:
-            return endpos
+            self.handle_data(self.rawdata[i:i + 1])
+            return i + 1
         rawdata = self.rawdata
         self.__starttag_text = rawdata[i:endpos]
 
diff --git a/markdown/htmlparser.py b/markdown/htmlparser.py
index 478e70216..63e5df31b 100644
--- a/markdown/htmlparser.py
+++ b/markdown/htmlparser.py
@@ -69,6 +69,20 @@
    )?
   \s*                                 # trailing whitespace
 """, re.VERBOSE)
+htmlparser.locatetagend = re.compile(r"""
+  [a-zA-Z][^`\t\n\r\f />]*           # tag name
+  [\t\n\r\f /]*                     # optional whitespace before attribute name
+  (?:(?<=['"\t\n\r\f /])[^`\t\n\r\f />][^\t\n\r\f /=>]*  # attribute name
+    (?:=                            # value indicator
+      (?:'[^']*'                    # LITA-enclosed value
+        |"[^"]*"                    # LIT-enclosed value
+        |(?!['"])[^>\t\n\r\f ]*     # bare value
+       )
+     )?
+    [\t\n\r\f /]*                   # possibly followed by a space
+   )*
+   >?
+""", re.VERBOSE)
 
 # Match a blank line at the start of a block of text (two newlines).
 # The newlines may be preceded by additional whitespace.