Bump flake8 to 7.3.0 + fix linting issues

Author: holybiber

.github/workflows/main.yml

@@ -47,8 +47,8 @@ jobs:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
       - uses: actions/checkout@v2
 
-      - name: Install flake8
-        run: pip install flake8
+      - name: Install python packages
+        run: pip install -r requirements.txt
 
       - name: Run flake8
         run: flake8 .

pywikitools/correctbot/correctors/universal.py

@@ -63,7 +63,6 @@ def correct_wrong_capitalization(self, text: str) -> str:
         # TODO: Quotation marks are not yet covered - double check if necessary
         def is_exception(punctuation_pos: int):
             """Is the punctuation found in text at position punctuation_pos part of an exception?"""
-            nonlocal text
             for exception in self._capitalization_exceptions():
                 # Example: text = "Use e.g. tests" and exception = "e.g."
                 # Then is_exception(5) and is_exception(7) both return True as both dots are part of an exception
@@ -124,7 +123,7 @@ def correct_missing_spaces(self, text: str) -> str:
         last_start_pos = 0              # necessary to not run into endless loops
 
         def does_match_exception(match: Match) -> bool:
-            nonlocal check_missing_spaces, text, last_start_pos
+            nonlocal last_start_pos
             for exception in self._missing_spaces_exceptions():
                 exception_match = check_missing_spaces.search(exception)
                 if not exception_match:

requirements.txt

@@ -1,4 +1,4 @@
-flake8>=6.1.0
+flake8>=7.3.0
 coverage>=7.3.2
 wikitextparser>=0.54.0
 pywikibot>=8.4.0