
import fire
from torch.utils.data import DataLoader
from tqdm import tqdm

from transformers import AutoTokenizer
from utils import SeqaSeqDataset, pickle_save


def 		UpperCAmelCase     (      a_						,  a_						,  a_=1_0_2_4						,  a_=1_0_2_4						,  a_=False						,  **a_		)						->      Union[str, Any]:







				"""simple docstring"""



				__A       =					AutoTokenizer.from_pretrained(a_		)
				__A       =					SeqaSeqDataset(a_						,  a_						,  a_						,  a_						,  type_path="train"						,  **a_		)
				__A       =					tok.pad_token_id

				def get_lens(a_		):
								__A       =					tqdm(
								    DataLoader(a_						,  batch_size=5_1_2						,  num_workers=8						,  shuffle=a_						,  collate_fn=ds.collate_fn		)						,  desc=str(ds.len_file		)						,  )
								__A       =					[]
								for batch in dl:
												__A       =					batch["input_ids"].ne(a_		).sum(1		).tolist()
												__A       =					batch["labels"].ne(a_		).sum(1		).tolist()
												if consider_target:
																for src, tgt in zip(a_						,  a_		):
																				max_lens.append(max(a_						,  a_		)		)
												else:
																max_lens.extend(a_		)
								return max_lens

				__A       =					get_lens(a_		)
				__A       =					SeqaSeqDataset(a_						,  a_						,  a_						,  a_						,  type_path="val"						,  **a_		)
				__A       =					get_lens(a_		)
				pickle_save(a_						,  train_ds.len_file		)
				pickle_save(a_						,  val_ds.len_file		)


if __name__ == "__main__":
					fire.Fire(save_len_file)







'''simple docstring'''




import json
import os
import tempfile
import unittest
import unittest.mock as mock
from pathlib import Path

from requests.exceptions import HTTPError

from transformers.utils import (
    CONFIG_NAME,
    FLAX_WEIGHTS_NAME,
    TF2_WEIGHTS_NAME,
    TRANSFORMERS_CACHE,
    WEIGHTS_NAME,
    cached_file,
    get_file_from_repo,
    has_file,
)


lowercase__       : Any         =       '''hf-internal-testing/tiny-random-bert'''
lowercase__       : Optional[Any]         =       os.path.join(TRANSFORMERS_CACHE, '''models--hf-internal-testing--tiny-random-bert''')
lowercase__       : List[Any]         =       '''9b8c223d42b2188cb49d29af482996f9d0f3e5a6'''


class 					SCREAMING_SNAKE_CASE       (unittest.TestCase				):


     def 				SCREAMING_SNAKE_CASE    (		self):

          '''simple docstring'''






          __A		:					List[Any]						=			cached_file(_UpperCAmelCase		,      _UpperCAmelCase)
          # Should have downloaded the file in here
          self.assertTrue(os.path.isdir(_UpperCAmelCase))
          # Cache should contain at least those three subfolders:
          for subfolder in ["blobs", "refs", "snapshots"]:
               self.assertTrue(os.path.isdir(os.path.join(_UpperCAmelCase		,      _UpperCAmelCase)))
          with open(os.path.join(_UpperCAmelCase		,      'refs'		,      'main')) as f:
               __A		:					Any						=			f.read()
          self.assertEqual(_UpperCAmelCase		,      os.path.join(_UpperCAmelCase		,      'snapshots'		,      _UpperCAmelCase		,      _UpperCAmelCase))
          self.assertTrue(os.path.isfile(_UpperCAmelCase))

          # File is cached at the same place the second time.
          __A		:					Tuple						=			cached_file(_UpperCAmelCase		,      _UpperCAmelCase)
          self.assertEqual(_UpperCAmelCase		,      _UpperCAmelCase)

          # Using a specific revision to test the full commit hash.
          __A		:					List[Any]						=			cached_file(_UpperCAmelCase		,      _UpperCAmelCase		,      revision='9b8c223')
          self.assertEqual(_UpperCAmelCase		,      os.path.join(_UpperCAmelCase		,      'snapshots'		,      _UpperCAmelCase		,      _UpperCAmelCase))


     def 				SCREAMING_SNAKE_CASE    (		self):

          '''simple docstring'''






          with self.assertRaisesRegex(_UpperCAmelCase		,      'is not a valid model identifier'):
               __A		:					Dict						=			cached_file('tiny-random-bert'		,      _UpperCAmelCase)

          with self.assertRaisesRegex(_UpperCAmelCase		,      'is not a valid git identifier'):
               __A		:					Optional[int]						=			cached_file(_UpperCAmelCase		,      _UpperCAmelCase		,      revision='aaaa')

          with self.assertRaisesRegex(_UpperCAmelCase		,      'does not appear to have a file named'):
               __A		:					int						=			cached_file(_UpperCAmelCase		,      'conf')


     def 				SCREAMING_SNAKE_CASE    (		self):

          '''simple docstring'''






          with self.assertRaisesRegex(_UpperCAmelCase		,      'does not appear to have a file named'):
               __A		:					Any						=			cached_file(_UpperCAmelCase		,      'conf')

          with open(os.path.join(_UpperCAmelCase		,      'refs'		,      'main')) as f:
               __A		:					Dict						=			f.read()
          self.assertTrue(os.path.isfile(os.path.join(_UpperCAmelCase		,      '.no_exist'		,      _UpperCAmelCase		,      'conf')))

          __A		:					List[Any]						=			cached_file(_UpperCAmelCase		,      'conf'		,      _raise_exceptions_for_missing_entries=_UpperCAmelCase)
          self.assertIsNone(_UpperCAmelCase)

          __A		:					str						=			cached_file(_UpperCAmelCase		,      'conf'		,      local_files_only=_UpperCAmelCase		,      _raise_exceptions_for_missing_entries=_UpperCAmelCase)
          self.assertIsNone(_UpperCAmelCase)

          __A		:					List[str]						=			mock.Mock()
          __A		:					Dict						=			500
          __A		:					List[str]						=			{}
          __A		:					List[Any]						=			HTTPError
          __A		:					Optional[Any]						=			{}

          # Under the mock environment we get a 500 error when trying to reach the tokenizer.
          with mock.patch('requests.Session.request'		,      return_value=_UpperCAmelCase) as mock_head:
               __A		:					Dict						=			cached_file(_UpperCAmelCase		,      'conf'		,      _raise_exceptions_for_connection_errors=_UpperCAmelCase)
               self.assertIsNone(_UpperCAmelCase)
               # This check we did call the fake head request
               mock_head.assert_called()


     def 				SCREAMING_SNAKE_CASE    (		self):

          '''simple docstring'''






          self.assertTrue(has_file('hf-internal-testing/tiny-bert-pt-only'		,      _UpperCAmelCase))
          self.assertFalse(has_file('hf-internal-testing/tiny-bert-pt-only'		,      _UpperCAmelCase))
          self.assertFalse(has_file('hf-internal-testing/tiny-bert-pt-only'		,      _UpperCAmelCase))


     def 				SCREAMING_SNAKE_CASE    (		self):

          '''simple docstring'''






          self.assertIsNone(get_file_from_repo('bert-base-cased'		,      'ahah.txt'))

          # The function raises if the repository does not exist.
          with self.assertRaisesRegex(_UpperCAmelCase		,      'is not a valid model identifier'):
               get_file_from_repo('bert-base-case'		,      _UpperCAmelCase)

          # The function raises if the revision does not exist.
          with self.assertRaisesRegex(_UpperCAmelCase		,      'is not a valid git identifier'):
               get_file_from_repo('bert-base-cased'		,      _UpperCAmelCase		,      revision='ahaha')

          __A		:					List[str]						=			get_file_from_repo('bert-base-cased'		,      _UpperCAmelCase)
          # The name is the cached name which is not very easy to test, so instead we load the content.
          __A		:					List[str]						=			json.loads(open(_UpperCAmelCase		,      'r').read())
          self.assertEqual(config['hidden_size']		,      768)


     def 				SCREAMING_SNAKE_CASE    (		self):

          '''simple docstring'''






          with tempfile.TemporaryDirectory() as tmp_dir:
               __A		:					Tuple						=			Path(_UpperCAmelCase) / 'a.txt'
               filename.touch()
               self.assertEqual(get_file_from_repo(_UpperCAmelCase		,      'a.txt')		,      str(_UpperCAmelCase))

               self.assertIsNone(get_file_from_repo(_UpperCAmelCase		,      'b.txt'))