fix broken test

mediawiki/mediawiki.py

@@ -949,7 +949,7 @@ def _check_query(value, message: str):
             raise ValueError(message)
 
     @staticmethod
-    def __category_parameter_verification(cats: list[str], depth: int, category: str):
+    def __category_parameter_verification(cats, depth, category):
         # parameter verification
         if len(cats) == 1 and (cats[0] is None or cats[0] == ""):
             msg = (

mediawiki/mediawikipage.py

@@ -504,7 +504,7 @@ def table_of_contents(self) -> Dict[str, Any]:
                 self._table_of_contents = {}
         return self._table_of_contents
 
-    def section(self, section_title: str) -> Optional[str]:
+    def section(self, section_title: Optional[str]) -> Optional[str]:
         """Plain text section content
 
         Args:
@@ -550,7 +550,10 @@ def section(self, section_title: str) -> Optional[str]:
         except ValueError:
             next_index = len(self.content)
 
-        return self.content[index:next_index].lstrip("=").strip()
+        val = self.content[index:next_index].lstrip("=").strip()
+        if val == "":
+            return None
+        return val
 
     def parse_section_links(self, section_title: str) -> Optional[List[Tuple[str, str]]]:
         """Parse all links within a section
@@ -767,9 +770,11 @@ def _parse_section_links(self, id_tag: Optional[str]) -> List[Tuple[str, str]]:
                     all_links.append(self.__parse_link_info(link))
         return all_links
 
-    def __parse_link_info(self, link: str) -> Tuple[str, str]:
+    def __parse_link_info(self, link: Tag) -> Tuple[str, str]:
         """parse the <a> tag for the link"""
         href = link.get("href", "")
+        if isinstance(href, list):
+            href = href[0]
         txt = link.string or href
         is_rel = is_relative_url(href)
         if is_rel is True:

mediawiki/utilities.py

@@ -5,7 +5,7 @@
 import inspect
 import sys
 import time
-from typing import Any, Callable, Dict
+from typing import Any, Callable, Dict, Optional
 
 
 def parse_all_arguments(func: Callable) -> Dict[str, Any]:
@@ -73,7 +73,7 @@ def str_or_unicode(text: str) -> str:
     return text.encode(encoding).decode(encoding)
 
 
-def is_relative_url(url: str) -> bool:
+def is_relative_url(url: str) -> Optional[bool]:
     """simple method to determine if a url is relative or absolute"""
     if url.startswith("#"):
         return None