docs: def _parse_file_section(self, cfg_handler):
          """Parse [file:*] sections
  
          :param cfg_handler:
          :return:
          """
  
          _number_rxp = re.compile(r'^\d+:(.)')
          # project files configuration
          for section in cfg_handler.sections():
              if section.startswith('file:'):
                  path = section[5:]
                  path = _number_rxp.sub(r'\1', path)
  
                  project_file = FileConfig(path, cfg_handler[section])
  
                  if not project_file.date_format:
                      project_file.date_format = self.date_format
  
                  if project_file.enabled:
                      try:
                          project_file.validate()
                      except ValueError as exc:
                          print("Incorrect configuration for file \"%s\": %s" % (project_file.filename, exc.args[0]), file=sys.stderr)
                      else:
                          self.files.append(project_file)