Revert unrelated changes

Author: AA-Turner

pep_sphinx_extensions/pep_processor/parsing/pep_banner_directive.py

@@ -26,16 +26,16 @@ class PEPBanner(rst.Directive):
     css_classes = []
 
     def run(self) -> list[nodes.admonition]:
+
         if self.arguments:
             link_content = self.arguments[0]
-            pre_text = self.admonition_pre_template.format(link_content=link_content)
+            pre_text = self.admonition_pre_template.format(
+                link_content=link_content)
         else:
             pre_text = self.admonition_pre_text
 
-        close_button_node = nodes.paragraph(
-            "", "", nodes.Text("×"), classes=["close-button"]
-        )
-        close_button_node["classes"].append("close-button")
+        close_button_node = nodes.paragraph('', '', nodes.Text('×'), classes=['close-button'])
+        close_button_node['classes'].append('close-button')
 
         pre_text_node = nodes.paragraph(pre_text)
         pre_text_node.line = self.lineno
@@ -50,13 +50,13 @@ def run(self) -> list[nodes.admonition]:
 
         source_lines = [pre_text] + list(self.content or []) + [post_text]
         admonition_node = self.admonition_class(
-            "\n".join(source_lines), classes=["pep-banner"] + self.css_classes
-        )
+            "\n".join(source_lines), classes=["pep-banner"] + self.css_classes)
 
         admonition_node.append(pre_text_node)
         admonition_node.append(close_button_node)
         if self.content:
-            self.state.nested_parse(self.content, self.content_offset, admonition_node)
+            self.state.nested_parse(
+                self.content, self.content_offset, admonition_node)
         admonition_node.append(post_text_node)
 
         return [admonition_node]
@@ -74,7 +74,9 @@ class CanonicalDocBanner(PEPBanner):
         "This PEP is a historical document. "
         "The up-to-date, canonical documentation can now be found elsewhere."
     )
-    admonition_post_text = "See :pep:`1` for how to propose changes."
+    admonition_post_text = (
+        "See :pep:`1` for how to propose changes."
+    )
     css_classes = ["canonical-doc", "sticky-banner"]