class 		_lowercase						:

 def __init__( self	:							Any   ,      snake_case	:							Tuple   ,      snake_case	:							str			)   ->						Tuple:

  """simple docstring"""





  UpperCamelCase_					:						str =					name
  UpperCamelCase_					:						List[Any] =					val

 def __str__( self	:							Optional[Any]			)   ->						Optional[int]:

  """simple docstring"""





  return f"{self.__class__.__name__}({self.name}, {self.val})"


 def __lt__( self	:							Dict   ,      snake_case	:							str			)   ->						Tuple:

  """simple docstring"""





  return self.val < other.val





class 		_lowercase						:

 def __init__( self	:							Optional[Any]   ,      snake_case	:							str			)   ->						str:

  """simple docstring"""





  UpperCamelCase_					:						int =					{}
  UpperCamelCase_					:						Dict =					{}
  UpperCamelCase_					:						Optional[Any] =					self.build_heap(snake_case			)

 def __getitem__( self	:							List[str]   ,      snake_case	:							int			)   ->						Dict:

  """simple docstring"""





  return self.get_value(snake_case			)

 def 						SCREAMING_SNAKE_CASE__   ( self	:							Tuple   ,      snake_case	:							Optional[Any]			)   ->						List[Any]:

  """simple docstring"""





  return (idx - 1) // 2

 def 						SCREAMING_SNAKE_CASE__   ( self	:							str   ,      snake_case	:							str			)   ->						Union[str, Any]:

  """simple docstring"""





  return idx * 2 + 1

 def 						SCREAMING_SNAKE_CASE__   ( self	:							str   ,      snake_case	:							Any			)   ->						Optional[Any]:

  """simple docstring"""





  return idx * 2 + 2

 def 						SCREAMING_SNAKE_CASE__   ( self	:							int   ,      snake_case	:							Dict			)   ->						Any:

  """simple docstring"""





  return self.heap_dict[key]

 def 						SCREAMING_SNAKE_CASE__   ( self	:							Optional[int]   ,      snake_case	:							int			)   ->						Dict:

  """simple docstring"""





  UpperCamelCase_					:						Dict =					len(snake_case			) - 1
  UpperCamelCase_					:						int =					self.get_parent_idx(snake_case			)

  for idx, i in enumerate(snake_case			):
   UpperCamelCase_					:						Optional[Any] =					idx
   UpperCamelCase_					:						List[str] =					i.val

  for i in range(snake_case   ,      -1   ,      -1			):
   self.sift_down(snake_case   ,      snake_case			)
  return array

 def 						SCREAMING_SNAKE_CASE__   ( self	:							int   ,      snake_case	:							List[str]   ,      snake_case	:							Any			)   ->						Union[str, Any]:

  """simple docstring"""





  while True:
   UpperCamelCase_					:						str =					self.get_left_child_idx(snake_case			)  # noqa: E741
   UpperCamelCase_					:						str =					self.get_right_child_idx(snake_case			)

   UpperCamelCase_					:						List[str] =					idx
   if l < len(snake_case			) and array[l] < array[idx]:
    UpperCamelCase_					:						Tuple =					l
   if r < len(snake_case			) and array[r] < array[smallest]:
    UpperCamelCase_					:						List[str] =					r

   if smallest != idx:
    UpperCamelCase_, UpperCamelCase_					:						Optional[int] =					array[smallest], array[idx]
    (
        (
        UpperCamelCase_
    ), (
        UpperCamelCase_
    ), 
    )					:						List[str] =					(
        self.idx_of_element[array[smallest]],
        self.idx_of_element[array[idx]],
    )
    UpperCamelCase_					:						Any =					smallest
   else:
    break

 def 						SCREAMING_SNAKE_CASE__   ( self	:							Dict   ,      snake_case	:							Union[str, Any]			)   ->						int:

  """simple docstring"""





  UpperCamelCase_					:						int =					self.get_parent_idx(snake_case			)
  while p >= 0 and self.heap[p] > self.heap[idx]:
   UpperCamelCase_, UpperCamelCase_					:						List[Any] =					self.heap[idx], self.heap[p]
   UpperCamelCase_, UpperCamelCase_					:						Dict =					(
       self.idx_of_element[self.heap[idx]],
       self.idx_of_element[self.heap[p]],
   )
   UpperCamelCase_					:						Optional[Any] =					p
   UpperCamelCase_					:						Any =					self.get_parent_idx(snake_case			)

 def 						SCREAMING_SNAKE_CASE__   ( self	:							Optional[Any]			)   ->						List[Any]:

  """simple docstring"""





  return self.heap[0]

 def 						SCREAMING_SNAKE_CASE__   ( self	:							List[str]			)   ->						Optional[int]:

  """simple docstring"""





  UpperCamelCase_, UpperCamelCase_					:						List[str] =					self.heap[-1], self.heap[0]
  UpperCamelCase_, UpperCamelCase_					:						str =					(
      self.idx_of_element[self.heap[-1]],
      self.idx_of_element[self.heap[0]],
  )

  UpperCamelCase_					:						Optional[int] =					self.heap.pop()
  del self.idx_of_element[x]
  self.sift_down(0   ,      self.heap			)
  return x

 def 						SCREAMING_SNAKE_CASE__   ( self	:							Tuple   ,      snake_case	:							Optional[int]			)   ->						Any:

  """simple docstring"""





  self.heap.append(snake_case			)
  UpperCamelCase_					:						Dict =					len(self.heap			) - 1
  UpperCamelCase_					:						int =					node.val
  self.sift_up(len(self.heap			) - 1			)

 def 						SCREAMING_SNAKE_CASE__   ( self	:							Optional[Any]			)   ->						Dict:

  """simple docstring"""





  return len(self.heap			) == 0


 def 						SCREAMING_SNAKE_CASE__   ( self	:							str   ,      snake_case	:							Union[str, Any]   ,      snake_case	:							int			)   ->						Dict:

  """simple docstring"""





  assert (
      self.heap[self.idx_of_element[node]].val > new_value
  ), "newValue must be less that current value"
  UpperCamelCase_					:						Union[str, Any] =					new_value
  UpperCamelCase_					:						List[Any] =					new_value
  self.sift_up(self.idx_of_element[node]			)
a_    					=       Node('R', -1)
a_    					=       Node('B', 6)
a_    					=       Node('A', 3)
a_    					=       Node('X', 1)
a_    					=       Node('E', 4)

# Use one of these two ways to generate Min-Heap

# Generating Min-Heap from array
a_    					=       MinHeap([r, b, a, x, e])

# Generating Min-Heap by Insert method
# myMinHeap.insert(a)
# myMinHeap.insert(b)
# myMinHeap.insert(x)
# myMinHeap.insert(r)
# myMinHeap.insert(e)

# Before
print('Min Heap - before decrease key')
for i in my_min_heap.heap:
   print(i)

print('Min Heap - After decrease key of node [B -> -17]')
my_min_heap.decrease_key(b, -17)

# After
for i in my_min_heap.heap:
   print(i)

if __name__ == "__main__":
   import doctest

   doctest.testmod()




import json
import os
import unittest

from transformers.models.xlm.tokenization_xlm import VOCAB_FILES_NAMES, XLMTokenizer
from transformers.testing_utils import slow

from ...test_tokenization_common import TokenizerTesterMixin





class 		_lowercase						(					snake_case_						,      unittest.TestCase       ):
 lowercase				     =   XLMTokenizer
 lowercase				     =   False

 def 						SCREAMING_SNAKE_CASE__   ( self	:							Any			)   ->						List[Any]:

  """simple docstring"""





  super().setUp()

  # Adapted from Sennrich et al. 2015 and https://github.com/rsennrich/subword-nmt
  UpperCamelCase_					:						List[Any] =					[
      'l',
      'o',
      'w',
      'e',
      'r',
      's',
      't',
      'i',
      'd',
      'n',
      'w</w>',
      'r</w>',
      't</w>',
      'lo',
      'low',
      'er</w>',
      'low</w>',
      'lowest</w>',
      'newer</w>',
      'wider</w>',
      '<unk>',
  ]
  UpperCamelCase_					:						str =					dict(zip(snake_case   ,      range(len(snake_case			)			)			)			)
  UpperCamelCase_					:						Tuple =					['l o 123', 'lo w 1456', 'e r</w> 1789', '']

  UpperCamelCase_					:						Tuple =					os.path.join(self.tmpdirname   ,      VOCAB_FILES_NAMES['vocab_file']			)
  UpperCamelCase_					:						Any =					os.path.join(self.tmpdirname   ,      VOCAB_FILES_NAMES['merges_file']			)
  with open(self.vocab_file   ,      'w'			) as fp:
   fp.write(json.dumps(snake_case			)			)
  with open(self.merges_file   ,      'w'			) as fp:
   fp.write('\n'.join(snake_case			)			)

 def 						SCREAMING_SNAKE_CASE__   ( self	:							List[Any]   ,      snake_case	:							Union[str, Any]			)   ->						int:

  """simple docstring"""





  UpperCamelCase_					:						Tuple =					'lower newer'
  UpperCamelCase_					:						Optional[int] =					'lower newer'
  return input_text, output_text

 def 						SCREAMING_SNAKE_CASE__   ( self	:							Union[str, Any]			)   ->						Tuple:

  """simple docstring"""





  UpperCamelCase_					:						int =					XLMTokenizer(self.vocab_file   ,      self.merges_file			)

  UpperCamelCase_					:						List[str] =					'lower'
  UpperCamelCase_					:						Optional[int] =					['low', 'er</w>']
  UpperCamelCase_					:						Optional[Any] =					tokenizer.tokenize(snake_case			)
  self.assertListEqual(snake_case   ,      snake_case			)

  UpperCamelCase_					:						List[Any] =					tokens + ['<unk>']
  UpperCamelCase_					:						int =					[1_4, 1_5, 2_0]
  self.assertListEqual(tokenizer.convert_tokens_to_ids(snake_case			)   ,      snake_case			)


 @slow
 def 						SCREAMING_SNAKE_CASE__   ( self	:							List[Any]			)   ->						Optional[int]:

  """simple docstring"""





  UpperCamelCase_					:						int =					XLMTokenizer.from_pretrained('xlm-mlm-en-2048'			)

  UpperCamelCase_					:						int =					tokenizer.encode('sequence builders'   ,      add_special_tokens=snake_case			)
  UpperCamelCase_					:						Optional[int] =					tokenizer.encode('multi-sequence build'   ,      add_special_tokens=snake_case			)

  UpperCamelCase_					:						Tuple =					tokenizer.build_inputs_with_special_tokens(snake_case			)
  UpperCamelCase_					:						Any =					tokenizer.build_inputs_with_special_tokens(snake_case   ,      snake_case			)

  assert encoded_sentence == [0] + text + [1]
  assert encoded_pair == [0] + text + [1] + text_a + [1]



