


'''simple docstring'''



class  UpperCamelCase__:




				def __init__(	self    :				Optional[Any]   ,					lowerCAmelCase    :				Dict   ,					lowerCAmelCase    :				Optional[Any]   )->  Optional[int]:

										"""simple docstring"""




										UpperCAmelCase         =			name
										UpperCAmelCase         =			val




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

										"""simple docstring"""




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





				def __lt__(	self    :				Optional[int]   ,					lowerCAmelCase    :				List[Any]   )->  Optional[Any]:

										"""simple docstring"""




										return self.val < other.val







class  UpperCamelCase__:




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

										"""simple docstring"""




										UpperCAmelCase         =			{}
										UpperCAmelCase         =			{}
										UpperCAmelCase         =			self.build_heap(lowerCAmelCase   )




				def __getitem__(	self    :				Union[str, Any]   ,					lowerCAmelCase    :				int   )->  Tuple:

										"""simple docstring"""




										return self.get_value(lowerCAmelCase   )




				def   a__(	self    :				Optional[Any]   ,					lowerCAmelCase    :				List[Any]   )->  List[Any]:

										"""simple docstring"""




										return (idx - 1) // 2




				def   a__(	self    :				Tuple   ,					lowerCAmelCase    :				Dict   )->  List[Any]:

										"""simple docstring"""




										return idx * 2 + 1




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

										"""simple docstring"""




										return idx * 2 + 2




				def   a__(	self    :				int   ,					lowerCAmelCase    :				Any   )->  Tuple:

										"""simple docstring"""




										return self.heap_dict[key]




				def   a__(	self    :				Optional[Any]   ,					lowerCAmelCase    :				Dict   )->  Dict:

										"""simple docstring"""




										UpperCAmelCase         =			len(lowerCAmelCase   ) - 1
										UpperCAmelCase         =			self.get_parent_idx(lowerCAmelCase   )

										for idx, i in enumerate(lowerCAmelCase   ):
																UpperCAmelCase         =			idx
																UpperCAmelCase         =			i.val

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




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

										"""simple docstring"""




										while True:
																UpperCAmelCase         =			self.get_left_child_idx(lowerCAmelCase   )  # noqa: E741
																UpperCAmelCase         =			self.get_right_child_idx(lowerCAmelCase   )

																UpperCAmelCase         =			idx
																if l < len(lowerCAmelCase   ) and array[l] < array[idx]:
																						UpperCAmelCase         =			l
																if r < len(lowerCAmelCase   ) and array[r] < array[smallest]:
																						UpperCAmelCase         =			r

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




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

										"""simple docstring"""




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




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

										"""simple docstring"""




										return self.heap[0]




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

										"""simple docstring"""




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

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




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

										"""simple docstring"""




										self.heap.append(lowerCAmelCase   )
										UpperCAmelCase         =			len(self.heap   ) - 1
										UpperCAmelCase         =			node.val
										self.sift_up(len(self.heap   ) - 1   )




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

										"""simple docstring"""




										return len(self.heap   ) == 0





				def   a__(	self    :				Optional[Any]   ,					lowerCAmelCase    :				Dict   ,					lowerCAmelCase    :				List[str]   )->  Dict:

										"""simple docstring"""




										assert (
										    self.heap[self.idx_of_element[node]].val > new_value
										), "newValue must be less that current value"
										UpperCAmelCase         =			new_value
										UpperCAmelCase         =			new_value
										self.sift_up(self.idx_of_element[node]   )







_lowercase    :    str			     =  Node("""R""", -1)
_lowercase    :    Optional[int]			     =  Node("""B""", 6)
_lowercase    :    Dict			     =  Node("""A""", 3)
_lowercase    :    Union[str, Any]			     =  Node("""X""", 1)
_lowercase    :    Any			     =  Node("""E""", 4)

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

# Generating Min-Heap from array
_lowercase    :    Optional[int]			     =  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()









'''simple docstring'''



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


_lowercase    :    Any			     =  logging.get_logger(__name__)

_lowercase    :    Dict			     =  {
    """facebook/dpr-ctx_encoder-single-nq-base""": (
        """https://huggingface.co/facebook/dpr-ctx_encoder-single-nq-base/resolve/main/config.json"""
    ),
    """facebook/dpr-question_encoder-single-nq-base""": (
        """https://huggingface.co/facebook/dpr-question_encoder-single-nq-base/resolve/main/config.json"""
    ),
    """facebook/dpr-reader-single-nq-base""": (
        """https://huggingface.co/facebook/dpr-reader-single-nq-base/resolve/main/config.json"""
    ),
    """facebook/dpr-ctx_encoder-multiset-base""": (
        """https://huggingface.co/facebook/dpr-ctx_encoder-multiset-base/resolve/main/config.json"""
    ),
    """facebook/dpr-question_encoder-multiset-base""": (
        """https://huggingface.co/facebook/dpr-question_encoder-multiset-base/resolve/main/config.json"""
    ),
    """facebook/dpr-reader-multiset-base""": (
        """https://huggingface.co/facebook/dpr-reader-multiset-base/resolve/main/config.json"""
    ),
}






class  UpperCamelCase__(     lowerCAmelCase ):
				__magic_name__       :   Optional[int]							= "dpr"




				def __init__(	self    :				Dict   ,					lowerCAmelCase    :				Any=30522   ,					lowerCAmelCase    :				List[str]=768   ,					lowerCAmelCase    :				Union[str, Any]=12   ,					lowerCAmelCase    :				Tuple=12   ,					lowerCAmelCase    :				Optional[int]=3072   ,					lowerCAmelCase    :				Optional[int]="gelu"   ,					lowerCAmelCase    :				Optional[Any]=0.1   ,					lowerCAmelCase    :				Any=0.1   ,					lowerCAmelCase    :				Optional[Any]=512   ,					lowerCAmelCase    :				List[Any]=2   ,					lowerCAmelCase    :				Tuple=0.02   ,					lowerCAmelCase    :				str=1E-12   ,					lowerCAmelCase    :				Optional[Any]=0   ,					lowerCAmelCase    :				Tuple="absolute"   ,					lowerCAmelCase    :				int = 0   ,					**lowerCAmelCase    :				Union[str, Any]   ,					)->  Optional[int]:

										"""simple docstring"""




										super().__init__(pad_token_id=lowerCAmelCase   ,					**lowerCAmelCase   )

										UpperCAmelCase         =			vocab_size
										UpperCAmelCase         =			hidden_size
										UpperCAmelCase         =			num_hidden_layers
										UpperCAmelCase         =			num_attention_heads
										UpperCAmelCase         =			hidden_act
										UpperCAmelCase         =			intermediate_size
										UpperCAmelCase         =			hidden_dropout_prob
										UpperCAmelCase         =			attention_probs_dropout_prob
										UpperCAmelCase         =			max_position_embeddings
										UpperCAmelCase         =			type_vocab_size
										UpperCAmelCase         =			initializer_range
										UpperCAmelCase         =			layer_norm_eps
										UpperCAmelCase         =			projection_dim
										UpperCAmelCase         =			position_embedding_type





