Bump beautifulsoup4 from 4.12.2 to 4.12.3 (#2267)

* Bump beautifulsoup4 from 4.12.2 to 4.12.3

Bumps [beautifulsoup4](https://www.crummy.com/software/BeautifulSoup/bs4/) from 4.12.2 to 4.12.3.

---
updated-dependencies:
- dependency-name: beautifulsoup4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

* Update beautifulsoup4==4.12.3

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: JonnyWong16 <9099342+JonnyWong16@users.noreply.github.com>

[skip ci]

lib/bs4/builder/__init__.py

@@ -514,15 +514,19 @@ class DetectsXMLParsedAsHTML(object):
     XML_PREFIX_B = b'<?xml'
     
     @classmethod
-    def warn_if_markup_looks_like_xml(cls, markup):
+    def warn_if_markup_looks_like_xml(cls, markup, stacklevel=3):
         """Perform a check on some markup to see if it looks like XML
         that's not XHTML. If so, issue a warning.
 
         This is much less reliable than doing the check while parsing,
         but some of the tree builders can't do that.
 
+        :param stacklevel: The stacklevel of the code calling this
+        function.
+
         :return: True if the markup looks like non-XHTML XML, False
         otherwise.
+
         """
         if isinstance(markup, bytes):
             prefix = cls.XML_PREFIX_B
@@ -535,15 +539,16 @@ class DetectsXMLParsedAsHTML(object):
             and markup.startswith(prefix)
             and not looks_like_html.search(markup[:500])
         ):
-            cls._warn()
+            cls._warn(stacklevel=stacklevel+2)
             return True
         return False
 
     @classmethod
-    def _warn(cls):
+    def _warn(cls, stacklevel=5):
         """Issue a warning about XML being parsed as HTML."""
         warnings.warn(
-            XMLParsedAsHTMLWarning.MESSAGE, XMLParsedAsHTMLWarning
+            XMLParsedAsHTMLWarning.MESSAGE, XMLParsedAsHTMLWarning,
+            stacklevel=stacklevel
         )
         
     def _initialize_xml_detector(self):

lib/bs4/builder/_html5lib.py

@@ -77,7 +77,9 @@ class HTML5TreeBuilder(HTMLTreeBuilder):
 
         # html5lib only parses HTML, so if it's given XML that's worth
         # noting.
-        DetectsXMLParsedAsHTML.warn_if_markup_looks_like_xml(markup)
+        DetectsXMLParsedAsHTML.warn_if_markup_looks_like_xml(
+            markup, stacklevel=3
+        )
 
         yield (markup, None, None, False)
 

lib/bs4/builder/_htmlparser.py

@@ -378,10 +378,10 @@ class HTMLParserTreeBuilder(HTMLTreeBuilder):
         parser.soup = self.soup
         try:
             parser.feed(markup)
+            parser.close()
         except AssertionError as e:
             # html.parser raises AssertionError in rare cases to
             # indicate a fatal problem with the markup, especially
             # when there's an error in the doctype declaration.
             raise ParserRejectedMarkup(e)
-        parser.close()
         parser.already_closed_empty_element = []

lib/bs4/builder/_lxml.py

@@ -179,7 +179,9 @@ class LXMLTreeBuilderForXML(TreeBuilder):
             self.processing_instruction_class = ProcessingInstruction
             # We're in HTML mode, so if we're given XML, that's worth
             # noting.
-            DetectsXMLParsedAsHTML.warn_if_markup_looks_like_xml(markup)
+            DetectsXMLParsedAsHTML.warn_if_markup_looks_like_xml(
+                markup, stacklevel=3
+            )
         else:
             self.processing_instruction_class = XMLProcessingInstruction