Fix flake8 E303,W293,W291,W292,E305

Some of the previously fixed things creeped in. I would like to keep the
requirements low on the PR authors for now and gradually improve the
pep8 compliance without introducing much breakage.

scripts/ai_functions.py

@@ -45,6 +45,7 @@ def improve_code(suggestions: List[str], code: str) -> str:
     result_string = call_ai_function(function_string, args, description_string)
     return result_string
 
+
 def write_tests(code: str, focus: List[str]) -> str:
     """
     A function that takes in code and focus topics and returns a response from create chat completion api call.

scripts/logger.py

@@ -164,8 +164,6 @@ class ConsoleHandler(logging.StreamHandler):
 Allows to handle custom placeholders 'title_color' and 'message_no_color'.
 To use this formatter, make sure to pass 'color', 'title' as log extras.
 '''
-
-
 class AutoGptFormatter(logging.Formatter):
     def format(self, record: LogRecord) -> str:
         if (hasattr(record, 'color')):

tests.py

@@ -3,6 +3,6 @@ import unittest
 if __name__ == "__main__":
     # Load all tests from the 'scripts/tests' package
     suite = unittest.defaultTestLoader.discover('scripts/tests')
-    
+
     # Run the tests
     unittest.TextTestRunner().run(suite)