code: def read_local_file(filename):
      
      frm = inspect.currentframe().f_back
      if frm.f_code.co_name == 'run_code':
          frm = frm.f_back
      path = os.path.split(frm.f_code.co_filename)[0]
      return read_file(os.path.join(path, filename))
docs: This will read a file in the same directory as the calling function
      :param filename: str of the basename of the file
      :return: str of the content of the file