can't run train.py, seems type error

[tonyzhu]

when I run

python train.py

there is an exception show below

Re-sizing model ...
Traceback (most recent call last):
  File "train.py", line 268, in <module>
    pretrain_stats = pretrain(train_data, pretrain_stats)
  File "train.py", line 90, in pretrain
    loss = fit_on_batch(batch); del batch
  File "train.py", line 36, in fit_on_batch
    past = _outp.past_key_values
AttributeError: 'tuple' object has no attribute 'past_key_values'

[donc-py]

Hello any solution to issue , try to install in local to fine tune and

---

Load from checkpoint
Can't load tokenizer for './model_checkpoint\checkpoint/model/'. If you were trying to load it from 'https://huggingface.co/models', make sure you don't have a local directory with the same name. Otherwise, make sure './model_ch
eckpoint\checkpoint/model/' is the correct path to a directory containing all relevant files for a GPT2Tokenizer tokenizer.

---

Load from pretrained

---

Re-sizing model ...
Traceback (most recent call last):
File "C:\Users\USUARIO\Documents\Proyectos\toss\personaGPT\train.py", line 268, in
pretrain_stats = pretrain(train_data, pretrain_stats)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\USUARIO\Documents\Proyectos\toss\personaGPT\train.py", line 89, in pretrain
batch = data_iter.next()
^^^^^^^^^^^^^^
AttributeError: '_SingleProcessDataLoaderIter' object has no attribute 'next'