






'''simple docstring'''





from ...configuration_utils import PretrainedConfig
from ...utils import logging


__A							:							int  							=		logging.get_logger(__name__)

__A							:							Dict  							=		{
    """google/pegasus-large""": """https://huggingface.co/google/pegasus-large/resolve/main/config.json""",
    # See all PEGASUS models at https://huggingface.co/models?filter=pegasus
}
class 				lowercase       (							_lowerCamelCase      ):


    '''simple docstring'''

    lowerCAmelCase__      				=							"pegasus"
    lowerCAmelCase__      				=							["past_key_values"]
    lowerCAmelCase__      				=							{"num_attention_heads": "encoder_attention_heads", "hidden_size": "d_model"}

    def __init__(					self     :     List[Any]				,     __lowerCamelCase     :     List[str]=50265				,     __lowerCamelCase     :     List[Any]=1024				,     __lowerCamelCase     :     List[str]=12				,     __lowerCamelCase     :     Dict=4096				,     __lowerCamelCase     :     Optional[Any]=16				,     __lowerCamelCase     :     Optional[int]=12				,     __lowerCamelCase     :     List[str]=4096				,     __lowerCamelCase     :     Tuple=16				,     __lowerCamelCase     :     str=0.0				,     __lowerCamelCase     :     List[str]=0.0				,     __lowerCamelCase     :     List[Any]=True				,     __lowerCamelCase     :     Union[str, Any]=True				,     __lowerCamelCase     :     List[Any]="gelu"				,     __lowerCamelCase     :     List[str]=1024				,     __lowerCamelCase     :     Union[str, Any]=0.1				,     __lowerCamelCase     :     Tuple=0.0				,     __lowerCamelCase     :     Tuple=0.0				,     __lowerCamelCase     :     List[Any]=0.0_2				,     __lowerCamelCase     :     Dict=0				,     __lowerCamelCase     :     str=False				,     __lowerCamelCase     :     List[Any]=0				,     __lowerCamelCase     :     Dict=1				,     __lowerCamelCase     :     Optional[Any]=1				,     **__lowerCamelCase     :     Any				,     )							->							Any:

     '''simple docstring'''




     lowerCamelCase__  =     vocab_size
     lowerCamelCase__  =     max_position_embeddings
     lowerCamelCase__  =     d_model
     lowerCamelCase__  =     encoder_ffn_dim
     lowerCamelCase__  =     encoder_layers
     lowerCamelCase__  =     encoder_attention_heads
     lowerCamelCase__  =     decoder_ffn_dim
     lowerCamelCase__  =     decoder_layers
     lowerCamelCase__  =     decoder_attention_heads
     lowerCamelCase__  =     dropout
     lowerCamelCase__  =     attention_dropout
     lowerCamelCase__  =     activation_dropout
     lowerCamelCase__  =     activation_function
     lowerCamelCase__  =     init_std
     lowerCamelCase__  =     encoder_layerdrop
     lowerCamelCase__  =     decoder_layerdrop
     lowerCamelCase__  =     use_cache
     lowerCamelCase__  =     encoder_layers
     lowerCamelCase__  =     scale_embedding  # scale factor will be sqrt(d_model) if True
     super().__init__(
         pad_token_id=__lowerCamelCase				,     eos_token_id=__lowerCamelCase				,     is_encoder_decoder=__lowerCamelCase				,     decoder_start_token_id=__lowerCamelCase				,     forced_eos_token_id=__lowerCamelCase				,     **__lowerCamelCase				,     )

    @property
    def    a__				(					self     :     Optional[Any]     )							->							int:

     '''simple docstring'''




     return self.encoder_attention_heads




    @property
    def    a__				(					self     :     Optional[Any]     )							->							int:

     '''simple docstring'''




     return self.d_model









'''simple docstring'''





class 				lowercase       :


    '''simple docstring'''

    def __init__(					self     :     Any				,     __lowerCamelCase     :     Union[str, Any]				,     __lowerCamelCase     :     Optional[int]     )							->							Optional[int]:

     '''simple docstring'''




     lowerCamelCase__  =     name
     lowerCamelCase__  =     val

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

     '''simple docstring'''




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




    def __lt__(					self     :     List[str]				,     __lowerCamelCase     :     List[str]     )							->							str:

     '''simple docstring'''




     return self.val < other.val
class 				lowercase       :


    '''simple docstring'''

    def __init__(					self     :     int				,     __lowerCamelCase     :     Optional[Any]     )							->							List[Any]:

     '''simple docstring'''




     lowerCamelCase__  =     {}
     lowerCamelCase__  =     {}
     lowerCamelCase__  =     self.build_heap(__lowerCamelCase     )

    def __getitem__(					self     :     Tuple				,     __lowerCamelCase     :     Optional[int]     )							->							Tuple:

     '''simple docstring'''




     return self.get_value(__lowerCamelCase     )

    def    a__				(					self     :     str				,     __lowerCamelCase     :     int     )							->							Optional[Any]:

     '''simple docstring'''




     return (idx - 1) // 2

    def    a__				(					self     :     List[str]				,     __lowerCamelCase     :     List[Any]     )							->							Optional[int]:

     '''simple docstring'''




     return idx * 2 + 1

    def    a__				(					self     :     Any				,     __lowerCamelCase     :     str     )							->							Tuple:

     '''simple docstring'''




     return idx * 2 + 2

    def    a__				(					self     :     Any				,     __lowerCamelCase     :     int     )							->							Dict:

     '''simple docstring'''




     return self.heap_dict[key]

    def    a__				(					self     :     str				,     __lowerCamelCase     :     List[str]     )							->							str:

     '''simple docstring'''




     lowerCamelCase__  =     len(__lowerCamelCase     ) - 1
     lowerCamelCase__  =     self.get_parent_idx(__lowerCamelCase     )

     for idx, i in enumerate(__lowerCamelCase     ):
      lowerCamelCase__  =     idx
      lowerCamelCase__  =     i.val

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

    def    a__				(					self     :     List[Any]				,     __lowerCamelCase     :     Tuple				,     __lowerCamelCase     :     Optional[int]     )							->							int:

     '''simple docstring'''




     while True:
      lowerCamelCase__  =     self.get_left_child_idx(__lowerCamelCase     )  # noqa: E741
      lowerCamelCase__  =     self.get_right_child_idx(__lowerCamelCase     )

      lowerCamelCase__  =     idx
      if l < len(__lowerCamelCase     ) and array[l] < array[idx]:
       lowerCamelCase__  =     l
      if r < len(__lowerCamelCase     ) and array[r] < array[smallest]:
       lowerCamelCase__  =     r

      if smallest != idx:
       lowerCamelCase__  ,	lowerCamelCase__  =     array[smallest], array[idx]
       (
           (
           lowerCamelCase__
       )  ,	(
           lowerCamelCase__
       )  ,	
       )  =     (
           self.idx_of_element[array[smallest]],
           self.idx_of_element[array[idx]],
       )
       lowerCamelCase__  =     smallest
      else:
       break

    def    a__				(					self     :     str				,     __lowerCamelCase     :     Optional[int]     )							->							Union[str, Any]:

     '''simple docstring'''




     lowerCamelCase__  =     self.get_parent_idx(__lowerCamelCase     )
     while p >= 0 and self.heap[p] > self.heap[idx]:
      lowerCamelCase__  ,	lowerCamelCase__  =     self.heap[idx], self.heap[p]
      lowerCamelCase__  ,	lowerCamelCase__  =     (
          self.idx_of_element[self.heap[idx]],
          self.idx_of_element[self.heap[p]],
      )
      lowerCamelCase__  =     p
      lowerCamelCase__  =     self.get_parent_idx(__lowerCamelCase     )

    def    a__				(					self     :     Union[str, Any]     )							->							List[Any]:

     '''simple docstring'''




     return self.heap[0]

    def    a__				(					self     :     Tuple     )							->							int:

     '''simple docstring'''




     lowerCamelCase__  ,	lowerCamelCase__  =     self.heap[-1], self.heap[0]
     lowerCamelCase__  ,	lowerCamelCase__  =     (
         self.idx_of_element[self.heap[-1]],
         self.idx_of_element[self.heap[0]],
     )

     lowerCamelCase__  =     self.heap.pop()
     del self.idx_of_element[x]
     self.sift_down(0				,     self.heap     )
     return x

    def    a__				(					self     :     List[str]				,     __lowerCamelCase     :     Tuple     )							->							List[Any]:

     '''simple docstring'''




     self.heap.append(__lowerCamelCase     )
     lowerCamelCase__  =     len(self.heap     ) - 1
     lowerCamelCase__  =     node.val
     self.sift_up(len(self.heap     ) - 1     )

    def    a__				(					self     :     Dict     )							->							Any:

     '''simple docstring'''




     return len(self.heap     ) == 0




    def    a__				(					self     :     Dict				,     __lowerCamelCase     :     str				,     __lowerCamelCase     :     Union[str, Any]     )							->							Tuple:

     '''simple docstring'''




     assert (
         self.heap[self.idx_of_element[node]].val > new_value
     ), "newValue must be less that current value"
     lowerCamelCase__  =     new_value
     lowerCamelCase__  =     new_value
     self.sift_up(self.idx_of_element[node]     )
__A							:							str  							=		Node("""R""", -1)
__A							:							Dict  							=		Node("""B""", 6)
__A							:							Tuple  							=		Node("""A""", 3)
__A							:							str  							=		Node("""X""", 1)
__A							:							Optional[Any]  							=		Node("""E""", 4)

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

# Generating Min-Heap from array
__A							:							Tuple  							=		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()

