code: def _handle_errors(errors):
    
    if not errors:
      return
    log_all = True  # pylint: disable=unused-variable
    err_msg = "T2T: skipped importing {num_missing} data_generators modules."
    print(err_msg.format(num_missing=len(errors)))
    for module, err in errors:
      err_str = str(err)
      if not _is_import_err_msg(err_str, module):
        print("From module %s" % module)
        raise err
      if log_all:
        print("Did not import module: %s; Cause: %s" % (module, err_str))
docs: Log out and possibly reraise errors during import.