def _gen_invalid_iterdatapipe_msg(datapipe):
return ("This iterator has been invalidated because another iterator has been created "
f"from the same IterDataPipe: {_generate_iterdatapipe_msg(datapipe)}\n"
"This may be caused multiple references to the same IterDataPipe. We recommend "
"using .fork() if that is necessary.")
def _gen_invalid_iterdatapipe_msg(datapipe): return ("This iterator has been invalidated because another iterator has been created " f"from the same IterDataPipe: {_generate_iterdatapipe_msg(datapipe)}\n" "This may be caused multiple references to the same IterDataPipe. We recommend " "using
.fork()if that is necessary.")