code: def get_authors(filepath: str) -> List[str]:
      
      str_oneline = r'(^__author__ = )(\[.*?\])'  # type" str
      comp_oneline = re.compile(str_oneline, re.MULTILINE)  # type: Pattern[str]
      with open(filepath) as file_open:
          file_read = file_open.read()  # type: str
      match = comp_oneline.findall(file_read)
      if match:
          inner_list_as_str = match[0][1]  # type: str
          inner_list = eval_str_to_list(inner_list_as_str)  # type: List[str]
          return inner_list
      return list()
docs: Open file and check for author info.