runtime error

Downloading tokenizer.json: 0%| | 0.00/1.36M [00:00<?, ?B/s] Downloading tokenizer.json: 100%|██████████| 1.36M/1.36M [00:00<00:00, 51.3MB/s] Downloading config.json: 0%| | 0.00/762 [00:00<?, ?B/s] Downloading config.json: 100%|██████████| 762/762 [00:00<00:00, 4.09MB/s] Traceback (most recent call last): File "/home/user/app/app.py", line 5, in <module> tokenizer = GPT2Tokenizer.from_pretrained('distilgpt2') File "/home/user/.local/lib/python3.10/site-packages/transformers/tokenization_utils_base.py", line 2017, in from_pretrained return cls._from_pretrained( File "/home/user/.local/lib/python3.10/site-packages/transformers/tokenization_utils_base.py", line 2249, in _from_pretrained tokenizer = cls(*init_inputs, **init_kwargs) File "/home/user/.local/lib/python3.10/site-packages/transformers/models/gpt2/tokenization_gpt2.py", line 176, in __init__ with open(vocab_file, encoding="utf-8") as vocab_handle: TypeError: expected str, bytes or os.PathLike object, not NoneType

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