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


_A       =					logging.get_logger(__name__)

_A       =					{
    "uw-madison/nystromformer-512": "https://huggingface.co/uw-madison/nystromformer-512/resolve/main/config.json",
    # See all Nystromformer models at https://huggingface.co/models?filter=nystromformer
}





class      _lowerCAmelCase (     __a	):
				_lowercase      		='''nystromformer'''




				def __init__( self    ,    _UpperCamelCase=30_000    ,    _UpperCamelCase=768    ,    _UpperCamelCase=12    ,    _UpperCamelCase=12    ,    _UpperCamelCase=3_072    ,    _UpperCamelCase="gelu_new"    ,    _UpperCamelCase=0.1    ,    _UpperCamelCase=0.1    ,    _UpperCamelCase=510    ,    _UpperCamelCase=2    ,    _UpperCamelCase=64    ,    _UpperCamelCase=64    ,    _UpperCamelCase=65    ,    _UpperCamelCase=False    ,    _UpperCamelCase=0.02    ,    _UpperCamelCase=1e-5    ,    _UpperCamelCase=1    ,    _UpperCamelCase=0    ,    _UpperCamelCase=2    ,    **_UpperCamelCase    ,    )    ->				Optional[int]:
							lowerCAmelCase_      =     vocab_size
							lowerCAmelCase_      =     max_position_embeddings
							lowerCAmelCase_      =     hidden_size
							lowerCAmelCase_      =     num_hidden_layers
							lowerCAmelCase_      =     num_attention_heads
							lowerCAmelCase_      =     intermediate_size
							lowerCAmelCase_      =     hidden_act
							lowerCAmelCase_      =     hidden_dropout_prob
							lowerCAmelCase_      =     attention_probs_dropout_prob
							lowerCAmelCase_      =     initializer_range
							lowerCAmelCase_      =     type_vocab_size
							lowerCAmelCase_      =     segment_means_seq_len
							lowerCAmelCase_      =     num_landmarks
							lowerCAmelCase_      =     conv_kernel_size
							lowerCAmelCase_      =     inv_coeff_init_option
							lowerCAmelCase_      =     layer_norm_eps
							super().__init__(pad_token_id=_UpperCamelCase    ,    bos_token_id=_UpperCamelCase    ,    eos_token_id=_UpperCamelCase    ,    **_UpperCamelCase					)





class      _lowerCAmelCase :




				def __init__( self					)    ->				None:
							# numbermap keys are the number and its values are lists of indexes sorted
							# in ascending order
							lowerCAmelCase_      =     {}
							# indexmap keys are an index and it's values are the number at that index
							lowerCAmelCase_      =     {}




				def 					__a						( self    ,    _UpperCamelCase    ,    _UpperCamelCase					)    ->				list[int]:
							if isinstance(_UpperCamelCase    ,    (range, str)					):
										lowerCAmelCase_      =     list(_UpperCamelCase					)
							elif not isinstance(_UpperCamelCase    ,    _UpperCamelCase					):
										raise TypeError(
										    "binary_search_delete() only accepts either a list, range or str"					)

							lowerCAmelCase_      =     0
							lowerCAmelCase_      =     len(_UpperCamelCase					) - 1

							while low <= high:
										lowerCAmelCase_      =     (low + high) // 2
										if array[mid] == item:
													array.pop(_UpperCamelCase					)
													return array
										elif array[mid] < item:
													lowerCAmelCase_      =     mid + 1
										else:
													lowerCAmelCase_      =     mid - 1
							raise ValueError(
							    "Either the item is not in the array or the array was unsorted"					)




				def 					__a						( self    ,    _UpperCamelCase    ,    _UpperCamelCase					)    ->				list[int]:
							if isinstance(_UpperCamelCase    ,    (range, str)					):
										lowerCAmelCase_      =     list(_UpperCamelCase					)
							elif not isinstance(_UpperCamelCase    ,    _UpperCamelCase					):
										raise TypeError(
										    "binary_search_insert() only accepts either a list, range or str"					)

							lowerCAmelCase_      =     0
							lowerCAmelCase_      =     len(_UpperCamelCase					) - 1

							while low <= high:
										lowerCAmelCase_      =     (low + high) // 2
										if array[mid] == index:
													# If the item already exists in the array,
													# insert it after the existing item
													array.insert(mid + 1    ,    _UpperCamelCase					)
													return array
										elif array[mid] < index:
													lowerCAmelCase_      =     mid + 1
										else:
													lowerCAmelCase_      =     mid - 1

        # If the item doesn't exist in the array, insert it at the appropriate position
							array.insert(_UpperCamelCase    ,    _UpperCamelCase					)
							return array




				def 					__a						( self    ,    _UpperCamelCase    ,    _UpperCamelCase					)    ->				None:
							# Remove previous index
							if index in self.indexmap:
										lowerCAmelCase_      =     self.indexmap[index]
										if len(self.numbermap[n]					) == 1:
													del self.numbermap[n]
										else:
													lowerCAmelCase_      =     self.binary_search_delete(self.numbermap[n]    ,    _UpperCamelCase					)

        # Set new index
							lowerCAmelCase_      =     number

							# Number not seen before or empty so insert number value
							if number not in self.numbermap:
										lowerCAmelCase_      =     [index]

							# Here we need to perform a binary search insertion in order to insert
							# The item in the correct place
							else:
										lowerCAmelCase_      =     self.binary_search_insert(
										    self.numbermap[number]    ,    _UpperCamelCase					)




				def 					__a						( self    ,    _UpperCamelCase					)    ->				int:
							return self.numbermap.get(_UpperCamelCase    ,    [-1]					)[0]


if __name__ == "__main__":
			import doctest

			doctest.testmod()



