

"""simple docstring"""





from __future__ import annotations

from collections.abc import Iterator
from typing import Generic, TypeVar

__UpperCamelCase  :      int							      =		TypeVar('''T''')







class 				SCREAMING_SNAKE_CASE					(		Generic[T]       ):






					"""simple docstring"""



					def __init__(       self			:				Optional[int]   ,lowercase_			:				T		):
						lowerCAmelCase__	:						Tuple  				=	data
						lowerCAmelCase__	:						Node[T] | None  				=	None







					def __str__(       self			:				Union[str, Any]		):
						return F'{self.data}'







class 				SCREAMING_SNAKE_CASE					(		Generic[T]       ):






					"""simple docstring"""



					def __init__(       self			:				Optional[int]		):
						lowerCAmelCase__	:						Node[T] | None  				=	None







					def __iter__(       self			:				int		):
						lowerCAmelCase__	:						Tuple  				=	self.top
						while node:
							yield node.data
							lowerCAmelCase__	:						Union[str, Any]  				=	node.next







					def __str__(       self			:				Union[str, Any]		):
						return "->".join([str(lowercase_		) for item in self]		)







					def __len__(       self			:				Union[str, Any]		):
						return len(tuple(iter(self		)		)		)







					def        __lowerCAmelCase (       self			:				Union[str, Any]		):
						return self.top is None







					def        __lowerCAmelCase (       self			:				Tuple   ,lowercase_			:				T		):
						lowerCAmelCase__	:						str  				=	Node(lowercase_		)
						if not self.is_empty():
							lowerCAmelCase__	:						Optional[int]  				=	self.top
						lowerCAmelCase__	:						Optional[Any]  				=	node







					def        __lowerCAmelCase (       self			:				Optional[Any]		):


						if self.is_empty():
							raise IndexError('''pop from empty stack'''		)
						assert isinstance(self.top   ,lowercase_		)
						lowerCAmelCase__	:						int  				=	self.top
						lowerCAmelCase__	:						int  				=	self.top.next
						return pop_node.data







					def        __lowerCAmelCase (       self			:				int		):


						if self.is_empty():
							raise IndexError('''peek from empty stack'''		)

						assert self.top is not None
						return self.top.data







					def        __lowerCAmelCase (       self			:				int		):
						lowerCAmelCase__	:						str  				=	None


if __name__ == "__main__":
							from doctest import testmod

							testmod()












"""simple docstring"""






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
)
UpperCAmelCase_   : Dict   			= logging.getLogger(__name__)

if __name__ == "__main__":
  UpperCAmelCase_   : List[str]   			= 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)
  UpperCAmelCase_   : Optional[Any]   			= parser.parse_args()

  logger.info(f'''Loading data from {args.data_file}''')
  with open(args.data_file, """rb""") as fp:
    UpperCAmelCase_   : Union[str, Any]   			= pickle.load(fp)

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


