






"""simple docstring"""



import os
import unittest

from transformers import MPNetTokenizerFast
from transformers.models.mpnet.tokenization_mpnet import VOCAB_FILES_NAMES, MPNetTokenizer
from transformers.testing_utils import require_tokenizers, slow

from ...test_tokenization_common import TokenizerTesterMixin

@require_tokenizers
class 			a	(  a_,							unittest.TestCase      ):
    UpperCAmelCase_					:	List[Any]      	=MPNetTokenizer
    UpperCAmelCase_					:	str      	=MPNetTokenizerFast
    UpperCAmelCase_					:	Union[str, Any]      	=True
    UpperCAmelCase_					:	int      	=True







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

      lowercase				       =			[
          '[UNK]',
          '[CLS]',
          '[SEP]',
          '[PAD]',
          '[MASK]',
          'want',
          '##want',
          '##ed',
          'wa',
          'un',
          'runn',
          '##ing',
          ',',
          'low',
          'lowest',
      ]
      lowercase				       =			os.path.join(self.tmpdirname				,						VOCAB_FILES_NAMES['vocab_file']			)
      with open(self.vocab_file				,						'w'				,						encoding='utf-8'			) as vocab_writer:
        vocab_writer.write(''.join([x + '\n' for x in vocab_tokens]			)			)







    def      UpperCamelCase_ (     self				,						_lowerCamelCase			):
      lowercase				       =			'UNwant\u00E9d,running'
      lowercase				       =			'unwanted, running'
      return input_text, output_text







    def      UpperCamelCase_ (     self			):
      lowercase				       =			self.tokenizer_class(self.vocab_file			)

      lowercase				       =			tokenizer.tokenize('UNwant\u00E9d,running'			)
      self.assertListEqual(_lowerCamelCase				,						['un', '##want', '##ed', ',', 'runn', '##ing']			)
      self.assertListEqual(tokenizer.convert_tokens_to_ids(_lowerCamelCase			)				,						[9, 6, 7, 1_2, 1_0, 1_1]			)







    @slow
    def      UpperCamelCase_ (     self			):
      lowercase				       =			self.tokenizer_class.from_pretrained('microsoft/mpnet-base'			)

      lowercase				       =			tokenizer.encode('sequence builders'				,						add_special_tokens=_lowerCamelCase			)
      lowercase				       =			tokenizer.encode('multi-sequence build'				,						add_special_tokens=_lowerCamelCase			)

      lowercase				       =			tokenizer.build_inputs_with_special_tokens(_lowerCamelCase			)
      lowercase				       =			tokenizer.build_inputs_with_special_tokens(_lowerCamelCase				,						_lowerCamelCase			)

      assert encoded_sentence == [0] + text + [2]
      assert encoded_pair == [0] + text + [2] + [2] + text_a + [2]








from __future__ import annotations

import sys
class 							__lowercase   :



     def __init__(  self   :							Any      ,		lowercase__   :							str      ,		lowercase__   :							int       ):
       a_		    =  letter
       a_		    =  freq
       a_		    =  {}



     def __repr__(  self   :							List[Any]       ):
       return f"{self.letter}:{self.freq}"



class 							__lowercase   :



     def __init__(  self   :							Optional[int]      ,		lowercase__   :							int      ,		lowercase__   :							Letter | TreeNode      ,		lowercase__   :							Letter | TreeNode       ):
       a_		    =  freq
       a_		    =  left
       a_		    =  right






def 				UpperCAmelCase__  (							_A			):






  """simple docstring"""


  a_		    =  {}
  with open(_A			) as f:
    while True:
      a_		    =  f.read(1			)
      if not c:
        break
      a_		    =  chars[c] + 1 if c in chars else 1
  return sorted((Letter(_A      ,      _A			) for c, f in chars.items())      ,      key=lambda _A			: x.freq			)






def 				UpperCAmelCase__  (							_A			):






  """simple docstring"""


  a_		    =  letters  # type: ignore
  while len(_A			) > 1:
    a_		    =  response.pop(0			)
    a_		    =  response.pop(0			)
    a_		    =  left.freq + right.freq
    a_		    =  TreeNode(_A      ,      _A      ,      _A			)
    response.append(_A			)
    response.sort(key=lambda _A			: x.freq			)
  return response[0]






def 				UpperCAmelCase__  (							_A      ,      _A			):






  """simple docstring"""


  if isinstance(_A      ,      _A			):
    a_		    =  bitstring
    return [root]
  a_		    =  root  # type: ignore
  a_		    =  []
  letters += traverse_tree(treenode.left      ,      bitstring + '''0'''			)
  letters += traverse_tree(treenode.right      ,      bitstring + '''1'''			)
  return letters






def 				UpperCAmelCase__  (							_A			):






  """simple docstring"""


  a_		    =  parse_file(_A			)
  a_		    =  build_tree(_A			)
  a_		    =  {
      k: v for letter in traverse_tree(_A      ,      ''''''			) for k, v in letter.bitstring.items()
  }
  print(f"Huffman Coding  of {file_path}: "			)
  with open(_A			) as f:
    while True:
      a_		    =  f.read(1			)
      if not c:
        break
      print(letters[c]      ,      end=''' '''			)
  print()


if __name__ == "__main__":
  # pass the file path to the huffman function
  huffman(sys.argv[1])
