docs: def rule_n5xx(filename, rule_name, rule_conf, class_type):
      """Validate filename against a pattern if the filename passes the filter.
  
      Args:
          filename (str): The name of the file being parsed by flake8.
          rule_name (str): The name of the rule.
          rule_conf (dict): The dictionary containing the properties of the rule
          class_type (class): The class that this rule was called from
  
      Yields:
          tuple: (int, int, str, type) the tuple used by flake8 to construct a violation
      """
  
      line_num = 0
      code = _generate_mark_code(rule_name)
      message = "N5{} filename failed regex validation '{}'".format(code, rule_conf['filename_regex'])
  
      sanitized_filename = splitext(basename(filename))[0]    # Strip path and extension
  
      if re.match(rule_conf['filter_regex'], sanitized_filename):
          if not re.match(rule_conf['filename_regex'], sanitized_filename):
              yield (line_num, 0, message, class_type)