






import argparse
import logging
import pickle
from collections import Counter


logging.basicConfig(
    format='%(asctime)s - %(levelname)s - %(name)s - %(message)s', datefmt='%m/%d/%Y %H:%M:%S', level=logging.INFO
)
A_		:		int		     =			logging.getLogger(__name__)

if __name__ == "__main__":
   A_		:		List[Any]		     =			argparse.ArgumentParser(
       description='Token Counts for smoothing the masking probabilities in MLM (cf XLM/word2vec)'
   )
   parser.add_argument(
       '--data_file', type=str, default='data/dump.bert-base-uncased.pickle', help='The binarized dataset.'
   )
   parser.add_argument(
       '--token_counts_dump', type=str, default='data/token_counts.bert-base-uncased.pickle', help='The dump file.'
   )
   parser.add_argument('--vocab_size', default=30522, type=int)
   A_		:		Optional[Any]		     =			parser.parse_args()

   logger.info(F'''Loading data from {args.data_file}''')
   with open(args.data_file, 'rb') as fp:
      A_		:		Optional[Any]		     =			pickle.load(fp)

   logger.info('Counting occurrences for MLM.')
   A_		:		Any		     =			Counter()
   for tk_ids in data:
      counter.update(tk_ids)
   A_		:		Optional[Any]		     =			[0] * args.vocab_size
   for k, v in counter.items():
      A_		:		Any		     =			v

   logger.info(F'''Dump to {args.token_counts_dump}''')
   with open(args.token_counts_dump, 'wb') as handle:
      pickle.dump(counts, handle, protocol=pickle.HIGHEST_PROTOCOL)







import itertools
import json
import os
import unittest

from transformers import AddedToken, LongformerTokenizer, LongformerTokenizerFast
from transformers.models.longformer.tokenization_longformer import VOCAB_FILES_NAMES
from transformers.testing_utils import require_tokenizers, slow

from ...test_tokenization_common import TokenizerTesterMixin




@require_tokenizers
class     _lowerCAmelCase(	UpperCAmelCase_							,     unittest.TestCase ):





       """simple docstring"""







       a    :		Optional[int]									=LongformerTokenizer
       a    :		Optional[int]									=True
       a    :		Tuple									=LongformerTokenizerFast
       a    :		Dict									=True





       def       _a   ( self							):
         super().setUp()

         # Adapted from Sennrich et al. 2015 and https://github.com/rsennrich/subword-nmt
         UpperCamelCase_: int   				=    [
             'l',
             'o',
             'w',
             'e',
             'r',
             's',
             't',
             'i',
             'd',
             'n',
             '\u0120',
             '\u0120l',
             '\u0120n',
             '\u0120lo',
             '\u0120low',
             'er',
             '\u0120lowest',
             '\u0120newer',
             '\u0120wider',
             '<unk>',
         ]
         UpperCamelCase_: Optional[Any]   				=    dict(zip(_lowerCamelCase  ,      range(len(_lowerCamelCase							)							)							)							)
         UpperCamelCase_: Any   				=    ['#version: 0.2', '\u0120 l', '\u0120l o', '\u0120lo w', 'e r', '']
         UpperCamelCase_: Tuple   				=    {'unk_token': '<unk>'}

         UpperCamelCase_: str   				=    os.path.join(self.tmpdirname  ,      VOCAB_FILES_NAMES['vocab_file']							)
         UpperCamelCase_: Tuple   				=    os.path.join(self.tmpdirname  ,      VOCAB_FILES_NAMES['merges_file']							)
         with open(self.vocab_file  ,      'w'  ,      encoding='utf-8'							) as fp:
           fp.write(json.dumps(_lowerCamelCase							) + '\n'							)
         with open(self.merges_file  ,      'w'  ,      encoding='utf-8'							) as fp:
           fp.write('\n'.join(_lowerCamelCase							)							)





       def       _a   ( self  ,      **_lowerCamelCase							):
         kwargs.update(self.special_tokens_map							)
         return self.tokenizer_class.from_pretrained(self.tmpdirname  ,      **_lowerCamelCase							)





       def       _a   ( self  ,      **_lowerCamelCase							):
         kwargs.update(self.special_tokens_map							)
         return self.rust_tokenizer_class.from_pretrained(self.tmpdirname  ,      **_lowerCamelCase							)





       def       _a   ( self  ,      _lowerCamelCase							):
         UpperCamelCase_: Union[str, Any]   				=    'lower newer'
         UpperCamelCase_: Optional[Any]   				=    'lower newer'
         return input_text, output_text





       def       _a   ( self							):
         UpperCamelCase_: int   				=    self.tokenizer_class(self.vocab_file  ,      self.merges_file  ,      **self.special_tokens_map							)
         UpperCamelCase_: Any   				=    'lower newer'
         UpperCamelCase_: Any   				=    ['l', 'o', 'w', 'er', '\u0120', 'n', 'e', 'w', 'er']
         UpperCamelCase_: str   				=    tokenizer.tokenize(_lowerCamelCase							)  # , add_prefix_space=True)
         self.assertListEqual(_lowerCamelCase  ,      _lowerCamelCase							)

         UpperCamelCase_: Dict   				=    tokens + [tokenizer.unk_token]
         UpperCamelCase_: int   				=    [0, 1, 2, 1_5, 1_0, 9, 3, 2, 1_5, 1_9]
         self.assertListEqual(tokenizer.convert_tokens_to_ids(_lowerCamelCase							)  ,      _lowerCamelCase							)





       def       _a   ( self							):
         UpperCamelCase_: Tuple   				=    self.get_tokenizer()

         self.assertListEqual(tokenizer.encode('Hello world!'  ,      add_special_tokens=_lowerCamelCase							)  ,      [0, 3_1_4_1_4, 2_3_2, 3_2_8, 2]							)
         self.assertListEqual(
             tokenizer.encode('Hello world! cécé herlolip 418'  ,      add_special_tokens=_lowerCamelCase							)  ,      [0, 3_1_4_1_4, 2_3_2, 3_2_8, 7_4_0, 1_1_4_0, 1_2_6_9_5, 6_9, 4_6_0_7_8, 1_5_8_8, 2]  ,      )





       @slow
       def       _a   ( self							):
         UpperCamelCase_: int   				=    self.tokenizer_class.from_pretrained('allenai/longformer-base-4096'							)

         UpperCamelCase_: Dict   				=    tokenizer.encode('sequence builders'  ,      add_special_tokens=_lowerCamelCase							)
         UpperCamelCase_: Any   				=    tokenizer.encode('multi-sequence build'  ,      add_special_tokens=_lowerCamelCase							)

         UpperCamelCase_: Union[str, Any]   				=    tokenizer.encode(
             'sequence builders'  ,      add_special_tokens=_lowerCamelCase  ,      add_prefix_space=_lowerCamelCase							)
         UpperCamelCase_: Any   				=    tokenizer.encode(
             'sequence builders'  ,      'multi-sequence build'  ,      add_special_tokens=_lowerCamelCase  ,      add_prefix_space=_lowerCamelCase							)

         UpperCamelCase_: int   				=    tokenizer.build_inputs_with_special_tokens(_lowerCamelCase							)
         UpperCamelCase_: Tuple   				=    tokenizer.build_inputs_with_special_tokens(_lowerCamelCase  ,      _lowerCamelCase							)

         assert encoded_sentence == encoded_text_from_decode
         assert encoded_pair == encoded_pair_from_decode





       def       _a   ( self							):
         UpperCamelCase_: Optional[int]   				=    self.get_tokenizer()

         UpperCamelCase_: Optional[int]   				=    'Encode this sequence.'
         UpperCamelCase_: List[Any]   				=    tokenizer.byte_encoder[' '.encode('utf-8'							)[0]]

         # Testing encoder arguments
         UpperCamelCase_: Dict   				=    tokenizer.encode(_lowerCamelCase  ,      add_special_tokens=_lowerCamelCase  ,      add_prefix_space=_lowerCamelCase							)
         UpperCamelCase_: List[str]   				=    tokenizer.convert_ids_to_tokens(encoded[0]							)[0]
         self.assertNotEqual(_lowerCamelCase  ,      _lowerCamelCase							)

         UpperCamelCase_: List[Any]   				=    tokenizer.encode(_lowerCamelCase  ,      add_special_tokens=_lowerCamelCase  ,      add_prefix_space=_lowerCamelCase							)
         UpperCamelCase_: int   				=    tokenizer.convert_ids_to_tokens(encoded[0]							)[0]
         self.assertEqual(_lowerCamelCase  ,      _lowerCamelCase							)

         tokenizer.add_special_tokens({'bos_token': '<s>'}							)
         UpperCamelCase_: Optional[Any]   				=    tokenizer.encode(_lowerCamelCase  ,      add_special_tokens=_lowerCamelCase							)
         UpperCamelCase_: Any   				=    tokenizer.convert_ids_to_tokens(encoded[1]							)[0]
         self.assertNotEqual(_lowerCamelCase  ,      _lowerCamelCase							)

         # Testing spaces after special tokens
         UpperCamelCase_: List[Any]   				=    '<mask>'
         tokenizer.add_special_tokens(
             {'mask_token': AddedToken(_lowerCamelCase  ,      lstrip=_lowerCamelCase  ,      rstrip=_lowerCamelCase							)}							)  # mask token has a left space
         UpperCamelCase_: List[Any]   				=    tokenizer.convert_tokens_to_ids(_lowerCamelCase							)

         UpperCamelCase_: Dict   				=    'Encode <mask> sequence'
         UpperCamelCase_: Dict   				=    'Encode <mask>sequence'

         UpperCamelCase_: Any   				=    tokenizer.encode(_lowerCamelCase							)
         UpperCamelCase_: Optional[Any]   				=    encoded.index(_lowerCamelCase							)
         UpperCamelCase_: Optional[Any]   				=    tokenizer.convert_ids_to_tokens(encoded[mask_loc + 1]							)[0]
         self.assertEqual(_lowerCamelCase  ,      _lowerCamelCase							)

         UpperCamelCase_: List[str]   				=    tokenizer.encode(_lowerCamelCase							)
         UpperCamelCase_: List[Any]   				=    encoded.index(_lowerCamelCase							)
         UpperCamelCase_: Optional[int]   				=    tokenizer.convert_ids_to_tokens(encoded[mask_loc + 1]							)[0]
         self.assertNotEqual(_lowerCamelCase  ,      _lowerCamelCase							)





       def       _a   ( self							):
         pass





       def       _a   ( self							):
         for tokenizer, pretrained_name, kwargs in self.tokenizers_list:
           with self.subTest(f'''{tokenizer.__class__.__name__} ({pretrained_name})'''							):
             UpperCamelCase_: Any   				=    self.rust_tokenizer_class.from_pretrained(_lowerCamelCase  ,      **_lowerCamelCase							)
             UpperCamelCase_: Tuple   				=    self.tokenizer_class.from_pretrained(_lowerCamelCase  ,      **_lowerCamelCase							)
             UpperCamelCase_: List[Any]   				=    'A, <mask> AllenNLP sentence.'
             UpperCamelCase_: int   				=    tokenizer_r.encode_plus(_lowerCamelCase  ,      add_special_tokens=_lowerCamelCase  ,      return_token_type_ids=_lowerCamelCase							)
             UpperCamelCase_: Any   				=    tokenizer_p.encode_plus(_lowerCamelCase  ,      add_special_tokens=_lowerCamelCase  ,      return_token_type_ids=_lowerCamelCase							)

             # token_type_ids should put 0 everywhere
             self.assertEqual(sum(tokens_r['token_type_ids']							)  ,      sum(tokens_p['token_type_ids']							)							)

             # attention_mask should put 1 everywhere, so sum over length should be 1
             self.assertEqual(
                 sum(tokens_r['attention_mask']							) / len(tokens_r['attention_mask']							)  ,      sum(tokens_p['attention_mask']							) / len(tokens_p['attention_mask']							)  ,      )

             UpperCamelCase_: List[str]   				=    tokenizer_r.convert_ids_to_tokens(tokens_r['input_ids']							)
             UpperCamelCase_: str   				=    tokenizer_p.convert_ids_to_tokens(tokens_p['input_ids']							)

             # Rust correctly handles the space before the mask while python doesnt
             self.assertSequenceEqual(tokens_p['input_ids']  ,      [0, 2_5_0, 6, 5_0_2_6_4, 3_8_2_3, 4_8_7, 2_1_9_9_2, 3_6_4_5, 4, 2]							)
             self.assertSequenceEqual(tokens_r['input_ids']  ,      [0, 2_5_0, 6, 5_0_2_6_4, 3_8_2_3, 4_8_7, 2_1_9_9_2, 3_6_4_5, 4, 2]							)

             self.assertSequenceEqual(
                 _lowerCamelCase  ,      ['<s>', 'A', ',', '<mask>', 'ĠAllen', 'N', 'LP', 'Ġsentence', '.', '</s>']							)
             self.assertSequenceEqual(
                 _lowerCamelCase  ,      ['<s>', 'A', ',', '<mask>', 'ĠAllen', 'N', 'LP', 'Ġsentence', '.', '</s>']							)





       def       _a   ( self							):
         for trim_offsets, add_prefix_space in itertools.product([True, False]  ,      repeat=2							):
           UpperCamelCase_: Optional[Any]   				=    self.rust_tokenizer_class.from_pretrained(
               self.tmpdirname  ,      use_fast=_lowerCamelCase  ,      add_prefix_space=_lowerCamelCase  ,      trim_offsets=_lowerCamelCase							)

           UpperCamelCase_: Union[str, Any]   				=    json.loads(tokenizer_r.backend_tokenizer.pre_tokenizer.__getstate__()							)
           UpperCamelCase_: Optional[int]   				=    json.loads(tokenizer_r.backend_tokenizer.post_processor.__getstate__()							)

           self.assertEqual(pre_tokenizer_state['add_prefix_space']  ,      _lowerCamelCase							)

           self.assertEqual(post_processor_state['add_prefix_space']  ,      _lowerCamelCase							)
           self.assertEqual(post_processor_state['trim_offsets']  ,      _lowerCamelCase							)





       def       _a   ( self							):
         # Test which aims to verify that the offsets are well adapted to the argument `add_prefix_space` and
         # `trim_offsets`
         for tokenizer, pretrained_name, kwargs in self.tokenizers_list:
           with self.subTest(f'''{tokenizer.__class__.__name__} ({pretrained_name})'''							):
             UpperCamelCase_: Optional[int]   				=    'hello'  # `hello` is a token in the vocabulary of `pretrained_name`
             UpperCamelCase_: Union[str, Any]   				=    f'''{text_of_1_token} {text_of_1_token}'''

             UpperCamelCase_: Optional[int]   				=    self.rust_tokenizer_class.from_pretrained(
                 _lowerCamelCase  ,      use_fast=_lowerCamelCase  ,      add_prefix_space=_lowerCamelCase  ,      trim_offsets=_lowerCamelCase							)
             UpperCamelCase_: str   				=    tokenizer_r(_lowerCamelCase  ,      return_offsets_mapping=_lowerCamelCase  ,      add_special_tokens=_lowerCamelCase							)
             self.assertEqual(encoding.offset_mapping[0]  ,      (0, len(_lowerCamelCase							))							)
             self.assertEqual(
                 encoding.offset_mapping[1]  ,      (len(_lowerCamelCase							) + 1, len(_lowerCamelCase							) + 1 + len(_lowerCamelCase							))  ,      )

             UpperCamelCase_: Optional[int]   				=    self.rust_tokenizer_class.from_pretrained(
                 _lowerCamelCase  ,      use_fast=_lowerCamelCase  ,      add_prefix_space=_lowerCamelCase  ,      trim_offsets=_lowerCamelCase							)
             UpperCamelCase_: str   				=    tokenizer_r(_lowerCamelCase  ,      return_offsets_mapping=_lowerCamelCase  ,      add_special_tokens=_lowerCamelCase							)
             self.assertEqual(encoding.offset_mapping[0]  ,      (0, len(_lowerCamelCase							))							)
             self.assertEqual(
                 encoding.offset_mapping[1]  ,      (len(_lowerCamelCase							) + 1, len(_lowerCamelCase							) + 1 + len(_lowerCamelCase							))  ,      )

             UpperCamelCase_: Optional[Any]   				=    self.rust_tokenizer_class.from_pretrained(
                 _lowerCamelCase  ,      use_fast=_lowerCamelCase  ,      add_prefix_space=_lowerCamelCase  ,      trim_offsets=_lowerCamelCase							)
             UpperCamelCase_: Dict   				=    tokenizer_r(_lowerCamelCase  ,      return_offsets_mapping=_lowerCamelCase  ,      add_special_tokens=_lowerCamelCase							)
             self.assertEqual(encoding.offset_mapping[0]  ,      (0, len(_lowerCamelCase							))							)
             self.assertEqual(
                 encoding.offset_mapping[1]  ,      (len(_lowerCamelCase							), len(_lowerCamelCase							) + 1 + len(_lowerCamelCase							))  ,      )

             UpperCamelCase_: List[str]   				=    self.rust_tokenizer_class.from_pretrained(
                 _lowerCamelCase  ,      use_fast=_lowerCamelCase  ,      add_prefix_space=_lowerCamelCase  ,      trim_offsets=_lowerCamelCase							)
             UpperCamelCase_: Optional[Any]   				=    tokenizer_r(_lowerCamelCase  ,      return_offsets_mapping=_lowerCamelCase  ,      add_special_tokens=_lowerCamelCase							)
             self.assertEqual(encoding.offset_mapping[0]  ,      (0, len(_lowerCamelCase							))							)
             self.assertEqual(
                 encoding.offset_mapping[1]  ,      (len(_lowerCamelCase							), len(_lowerCamelCase							) + 1 + len(_lowerCamelCase							))  ,      )

             UpperCamelCase_: Optional[int]   				=    f''' {text}'''

             # tokenizer_r = self.rust_tokenizer_class.from_pretrained(
             #     pretrained_name, use_fast=True, add_prefix_space=True, trim_offsets=True
             # )
             # encoding = tokenizer_r(text, return_offsets_mapping=True, add_special_tokens=False)
             # self.assertEqual(encoding.offset_mapping[0], (1, 1 + len(text_of_1_token)))
             # self.assertEqual(
             #     encoding.offset_mapping[1],
             #     (1 + len(text_of_1_token) + 1, 1 + len(text_of_1_token) + 1 + len(text_of_1_token)),
             # )

             UpperCamelCase_: Optional[int]   				=    self.rust_tokenizer_class.from_pretrained(
                 _lowerCamelCase  ,      use_fast=_lowerCamelCase  ,      add_prefix_space=_lowerCamelCase  ,      trim_offsets=_lowerCamelCase							)
             UpperCamelCase_: Tuple   				=    tokenizer_r(_lowerCamelCase  ,      return_offsets_mapping=_lowerCamelCase  ,      add_special_tokens=_lowerCamelCase							)
             self.assertEqual(encoding.offset_mapping[0]  ,      (1, 1 + len(_lowerCamelCase							))							)
             self.assertEqual(
                 encoding.offset_mapping[1]  ,      (1 + len(_lowerCamelCase							) + 1, 1 + len(_lowerCamelCase							) + 1 + len(_lowerCamelCase							))  ,      )

             UpperCamelCase_: Dict   				=    self.rust_tokenizer_class.from_pretrained(
                 _lowerCamelCase  ,      use_fast=_lowerCamelCase  ,      add_prefix_space=_lowerCamelCase  ,      trim_offsets=_lowerCamelCase							)
             UpperCamelCase_: Dict   				=    tokenizer_r(_lowerCamelCase  ,      return_offsets_mapping=_lowerCamelCase  ,      add_special_tokens=_lowerCamelCase							)
             self.assertEqual(encoding.offset_mapping[0]  ,      (0, 1 + len(_lowerCamelCase							))							)
             self.assertEqual(
                 encoding.offset_mapping[1]  ,      (1 + len(_lowerCamelCase							), 1 + len(_lowerCamelCase							) + 1 + len(_lowerCamelCase							))  ,      )

             UpperCamelCase_: Union[str, Any]   				=    self.rust_tokenizer_class.from_pretrained(
                 _lowerCamelCase  ,      use_fast=_lowerCamelCase  ,      add_prefix_space=_lowerCamelCase  ,      trim_offsets=_lowerCamelCase							)
             UpperCamelCase_: Union[str, Any]   				=    tokenizer_r(_lowerCamelCase  ,      return_offsets_mapping=_lowerCamelCase  ,      add_special_tokens=_lowerCamelCase							)
             self.assertEqual(encoding.offset_mapping[0]  ,      (0, 1 + len(_lowerCamelCase							))							)
             self.assertEqual(
                 encoding.offset_mapping[1]  ,      (1 + len(_lowerCamelCase							), 1 + len(_lowerCamelCase							) + 1 + len(_lowerCamelCase							))  ,      )