'''simple docstring'''

from __future__ import annotations

from random import random
from typing import Generic, TypeVar

lowercase_     		= TypeVar('''KT''')
lowercase_     		= TypeVar('''VT''')
class   SCREAMING_SNAKE_CASE			(						Generic[KT, VT]):







		"""simple docstring"""






		def __init__(   self		,						__A = "root"		,						__A = None				) ->     Dict:
								_lowerCAmelCase										=key
								_lowerCAmelCase										=value
								_lowerCAmelCase										=[]






		def __repr__(   self				) ->     str:
								return F'''Node({self.key}: {self.value})'''






		@property
		def 		UpperCamelCase__       (   self				) ->     int:
								return len(self.forward				)

class   SCREAMING_SNAKE_CASE			(						Generic[KT, VT]):







		"""simple docstring"""






		def __init__(   self		,						__A = 0.5		,						__A = 16				) ->     int:
								_lowerCAmelCase										=Node[KT, VT]()
								_lowerCAmelCase										=0
								_lowerCAmelCase										=p
								_lowerCAmelCase										=max_level






		def __str__(   self				) ->     str:
								_lowerCAmelCase										=list(self				)

								if len(__A				) == 0:
														return F'''SkipList(level={self.level})'''

								_lowerCAmelCase										=max((len(str(__A				)				) for item in items)		,						default=4				)
								_lowerCAmelCase										=max(__A		,						4				) + 4

								_lowerCAmelCase										=self.head
								_lowerCAmelCase										=[]

								_lowerCAmelCase										=node.forward.copy()
								lines.append(F'''[{node.key}]'''.ljust(__A		,						'-'				) + '* ' * len(__A				)				)
								lines.append(' ' * label_size + '| ' * len(__A				)				)

								while len(node.forward				) != 0:
														_lowerCAmelCase										=node.forward[0]

														lines.append(
														    F'''[{node.key}]'''.ljust(__A		,						'-'				)
														    + ' '.join(str(n.key				) if n.key == node.key else '|' for n in forwards				)				)
														lines.append(' ' * label_size + '| ' * len(__A				)				)
														_lowerCAmelCase										=node.forward

								lines.append('None'.ljust(__A				) + '* ' * len(__A				)				)
								return F'''SkipList(level={self.level})\n''' + "\n".join(__A				)






		def __iter__(   self				) ->     int:
								_lowerCAmelCase										=self.head

								while len(node.forward				) != 0:
														yield node.forward[0].key
														_lowerCAmelCase										=node.forward[0]






		def 		UpperCamelCase__       (   self				) ->     int:
								_lowerCAmelCase										=1
								while random() < self.p and level < self.max_level:
														level += 1

								return level






		def 		UpperCamelCase__       (   self		,						__A				) ->     tuple[Node[KT, VT] | None, list[Node[KT, VT]]]:
								_lowerCAmelCase										=[]

								_lowerCAmelCase										=self.head

								for i in reversed(range(self.level				)				):
														# i < node.level - When node level is lesser than `i` decrement `i`.
														# node.forward[i].key < key - Jumping to node with key value higher
														#                             or equal to searched key would result
														#                             in skipping searched key.
														while i < node.level and node.forward[i].key < key:
																				_lowerCAmelCase										=node.forward[i]
														# Each leftmost node (relative to searched node) will potentially have to
														# be updated.
														update_vector.append(__A				)

								update_vector.reverse()  # Note that we were inserting values in reverse order.

								# len(node.forward) != 0 - If current node doesn't contain any further
								#                          references then searched key is not present.
								# node.forward[0].key == key - Next node key should be equal to search key
								#                              if key is present.
								if len(node.forward				) != 0 and node.forward[0].key == key:
														return node.forward[0], update_vector
								else:
														return None, update_vector






		def 		UpperCamelCase__       (   self		,						__A				) ->     int:
								_lowerCAmelCase						,				_lowerCAmelCase										=self._locate_node(__A				)

								if node is not None:
														for i, update_node in enumerate(__A				):
																				# Remove or replace all references to removed node.
																				if update_node.level > i and update_node.forward[i].key == key:
																										if node.level > i:
																																_lowerCAmelCase										=node.forward[i]
																										else:
																																_lowerCAmelCase										=update_node.forward[:i]






		def 		UpperCamelCase__       (   self		,						__A		,						__A				) ->     Tuple:
								_lowerCAmelCase						,				_lowerCAmelCase										=self._locate_node(__A				)
								if node is not None:
														_lowerCAmelCase										=value
								else:
														_lowerCAmelCase										=self.random_level()

														if level > self.level:
																				# After level increase we have to add additional nodes to head.
																				for _ in range(self.level - 1		,						__A				):
																										update_vector.append(self.head				)
																				_lowerCAmelCase										=level

														_lowerCAmelCase										=Node(__A		,						__A				)

														for i, update_node in enumerate(update_vector[:level]				):
																				# Change references to pass through new node.
																				if update_node.level > i:
																										new_node.forward.append(update_node.forward[i]				)

																				if update_node.level < i + 1:
																										update_node.forward.append(__A				)
																				else:
																										_lowerCAmelCase										=new_node






		def 		UpperCamelCase__       (   self		,						__A				) ->     VT | None:
								_lowerCAmelCase						,				_lowerCAmelCase										=self._locate_node(__A				)

								if node is not None:
														return node.value

								return None



def 							UpperCamelCase__			(			):


						'''simple docstring'''






						_lowerCAmelCase										=SkipList()
						skip_list.insert('Key1'			,      3      )
						skip_list.insert('Key2'			,      1_2      )
						skip_list.insert('Key3'			,      4_1      )
						skip_list.insert('Key4'			,      -1_9      )

						_lowerCAmelCase										=skip_list.head
						_lowerCAmelCase										={}
						while node.level != 0:
												_lowerCAmelCase										=node.forward[0]
												_lowerCAmelCase										=node.value

						assert len(a__      ) == 4
						assert all_values["Key1"] == 3
						assert all_values["Key2"] == 1_2
						assert all_values["Key3"] == 4_1
						assert all_values["Key4"] == -1_9



def 							UpperCamelCase__			(			):


						'''simple docstring'''






						_lowerCAmelCase										=SkipList()
						skip_list.insert('Key1'			,      1_0      )
						skip_list.insert('Key1'			,      1_2      )

						skip_list.insert('Key5'			,      7      )
						skip_list.insert('Key7'			,      1_0      )
						skip_list.insert('Key10'			,      5      )

						skip_list.insert('Key7'			,      7      )
						skip_list.insert('Key5'			,      5      )
						skip_list.insert('Key10'			,      1_0      )

						_lowerCAmelCase										=skip_list.head
						_lowerCAmelCase										={}
						while node.level != 0:
												_lowerCAmelCase										=node.forward[0]
												_lowerCAmelCase										=node.value

						if len(a__      ) != 4:
												print()
						assert len(a__      ) == 4
						assert all_values["Key1"] == 1_2
						assert all_values["Key7"] == 7
						assert all_values["Key5"] == 5
						assert all_values["Key10"] == 1_0



def 							UpperCamelCase__			(			):


						'''simple docstring'''






						_lowerCAmelCase										=SkipList()
						assert skip_list.find('Some key'      ) is None



def 							UpperCamelCase__			(			):


						'''simple docstring'''






						_lowerCAmelCase										=SkipList()

						skip_list.insert('Key2'			,      2_0      )
						assert skip_list.find('Key2'      ) == 2_0

						skip_list.insert('Some Key'			,      1_0      )
						skip_list.insert('Key2'			,      8      )
						skip_list.insert('V'			,      1_3      )

						assert skip_list.find('Y'      ) is None
						assert skip_list.find('Key2'      ) == 8
						assert skip_list.find('Some Key'      ) == 1_0
						assert skip_list.find('V'      ) == 1_3



def 							UpperCamelCase__			(			):


						'''simple docstring'''






						_lowerCAmelCase										=SkipList()
						skip_list.delete('Some key'      )

						assert len(skip_list.head.forward      ) == 0



def 							UpperCamelCase__			(			):


						'''simple docstring'''






						_lowerCAmelCase										=SkipList()

						skip_list.insert('Key1'			,      1_2      )
						skip_list.insert('V'			,      1_3      )
						skip_list.insert('X'			,      1_4      )
						skip_list.insert('Key2'			,      1_5      )

						skip_list.delete('V'      )
						skip_list.delete('Key2'      )

						assert skip_list.find('V'      ) is None
						assert skip_list.find('Key2'      ) is None



def 							UpperCamelCase__			(			):


						'''simple docstring'''






						_lowerCAmelCase										=SkipList()

						skip_list.insert('Key1'			,      1_2      )
						skip_list.insert('V'			,      1_3      )
						skip_list.insert('X'			,      1_4      )
						skip_list.insert('Key2'			,      1_5      )

						skip_list.delete('V'      )
						assert skip_list.find('V'      ) is None
						assert skip_list.find('X'      ) == 1_4
						assert skip_list.find('Key1'      ) == 1_2
						assert skip_list.find('Key2'      ) == 1_5

						skip_list.delete('X'      )
						assert skip_list.find('V'      ) is None
						assert skip_list.find('X'      ) is None
						assert skip_list.find('Key1'      ) == 1_2
						assert skip_list.find('Key2'      ) == 1_5

						skip_list.delete('Key1'      )
						assert skip_list.find('V'      ) is None
						assert skip_list.find('X'      ) is None
						assert skip_list.find('Key1'      ) is None
						assert skip_list.find('Key2'      ) == 1_5

						skip_list.delete('Key2'      )
						assert skip_list.find('V'      ) is None
						assert skip_list.find('X'      ) is None
						assert skip_list.find('Key1'      ) is None
						assert skip_list.find('Key2'      ) is None



def 							UpperCamelCase__			(			):


						'''simple docstring'''






						_lowerCAmelCase										=SkipList()

						skip_list.insert('Key1'			,      1_2      )
						skip_list.insert('V'			,      1_3      )
						skip_list.insert('X'			,      1_4_2      )
						skip_list.insert('Key2'			,      1_5      )

						skip_list.delete('X'      )

						def traverse_keys(a__      ):
												yield node.key
												for forward_node in node.forward:
																		yield from traverse_keys(a__      )

						assert len(set(traverse_keys(skip_list.head      )      )      ) == 4



def 							UpperCamelCase__			(			):


						'''simple docstring'''






						def is_sorted(a__      ):
												return all(next_item >= item for item, next_item in zip(a__			,      lst[1:]      )      )

						_lowerCAmelCase										=SkipList()
						for i in range(1_0      ):
												skip_list.insert(a__			,      a__      )
						assert is_sorted(list(a__      )      )
						skip_list.delete(5      )
						skip_list.delete(8      )
						skip_list.delete(2      )
						assert is_sorted(list(a__      )      )
						skip_list.insert(-1_2			,      -1_2      )
						skip_list.insert(7_7			,      7_7      )
						assert is_sorted(list(a__      )      )



def 							UpperCamelCase__			(			):


						'''simple docstring'''






						for _ in range(1_0_0      ):
												# Repeat test 100 times due to the probabilistic nature of skip list
												# random values == random bugs
												test_insert()
												test_insert_overrides_existing_value()

												test_searching_empty_list_returns_none()
												test_search()

												test_deleting_item_from_empty_list_do_nothing()
												test_deleted_items_are_not_founded_by_find_method()
												test_delete_removes_only_given_key()
												test_delete_doesnt_leave_dead_nodes()

												test_iter_always_yields_sorted_values()



def 							UpperCamelCase__			(			):


						'''simple docstring'''






						_lowerCAmelCase										=SkipList()
						skip_list.insert(2			,      '2'      )
						skip_list.insert(4			,      '4'      )
						skip_list.insert(6			,      '4'      )
						skip_list.insert(4			,      '5'      )
						skip_list.insert(8			,      '4'      )
						skip_list.insert(9			,      '4'      )

						skip_list.delete(4      )

						print(a__      )


if __name__ == "__main__":
							import doctest

							doctest.testmod()
							main()






'''simple docstring'''

import copy
import os
from typing import Union

from ...configuration_utils import PretrainedConfig
from ...models.auto.modeling_auto import MODEL_FOR_CAUSAL_LM_MAPPING_NAMES
from ...utils import logging
from ..auto import CONFIG_MAPPING


lowercase_     		= logging.get_logger(__name__)

lowercase_     		= {
    '''salesforce/blip2-opt-2.7b''': '''https://huggingface.co/salesforce/blip2-opt-2.7b/resolve/main/config.json''',
}
class   SCREAMING_SNAKE_CASE			(						__lowercase):







		"""simple docstring"""
		lowercase   :      Tuple       =							'blip_2_vision_model'






		def __init__(   self		,						__A=1408		,						__A=6144		,						__A=39		,						__A=16		,						__A=224		,						__A=14		,						__A="gelu"		,						__A=0.00_001		,						__A=0.0		,						__A=1E-10		,						__A=True		,						**__A		,						) ->     int:
								super().__init__(**__A				)

								_lowerCAmelCase										=hidden_size
								_lowerCAmelCase										=intermediate_size
								_lowerCAmelCase										=num_hidden_layers
								_lowerCAmelCase										=num_attention_heads
								_lowerCAmelCase										=patch_size
								_lowerCAmelCase										=image_size
								_lowerCAmelCase										=initializer_range
								_lowerCAmelCase										=attention_dropout
								_lowerCAmelCase										=layer_norm_eps
								_lowerCAmelCase										=hidden_act
								_lowerCAmelCase										=qkv_bias






		@classmethod
		def 		UpperCamelCase__       (   cls		,						__A		,						**__A				) ->     "PretrainedConfig":
								cls._set_token_in_kwargs(__A				)

								_lowerCAmelCase						,				_lowerCAmelCase										=cls.get_config_dict(__A		,						**__A				)

								# get the vision config dict if we are loading from Blip2Config
								if config_dict.get('model_type'				) == "blip-2":
														_lowerCAmelCase										=config_dict['vision_config']

								if "model_type" in config_dict and hasattr(cls		,						'model_type'				) and config_dict["model_type"] != cls.model_type:
														logger.warning(
														    F'''You are using a model of type {config_dict['model_type']} to instantiate a model of type '''
														    F'''{cls.model_type}. This is not supported for all configurations of models and can yield errors.'''				)

								return cls.from_dict(__A		,						**__A				)

class   SCREAMING_SNAKE_CASE			(						__lowercase):







		"""simple docstring"""
		lowercase   :      int       =							'blip_2_qformer'






		def __init__(   self		,						__A=3_0522		,						__A=768		,						__A=12		,						__A=12		,						__A=3072		,						__A="gelu"		,						__A=0.1		,						__A=0.1		,						__A=512		,						__A=0.02		,						__A=1E-12		,						__A=0		,						__A="absolute"		,						__A=2		,						__A=1408		,						**__A		,						) ->     List[str]:
								super().__init__(pad_token_id=__A		,						**__A				)

								_lowerCAmelCase										=vocab_size
								_lowerCAmelCase										=hidden_size
								_lowerCAmelCase										=num_hidden_layers
								_lowerCAmelCase										=num_attention_heads
								_lowerCAmelCase										=hidden_act
								_lowerCAmelCase										=intermediate_size
								_lowerCAmelCase										=hidden_dropout_prob
								_lowerCAmelCase										=attention_probs_dropout_prob
								_lowerCAmelCase										=max_position_embeddings
								_lowerCAmelCase										=initializer_range
								_lowerCAmelCase										=layer_norm_eps
								_lowerCAmelCase										=position_embedding_type
								_lowerCAmelCase										=cross_attention_frequency
								_lowerCAmelCase										=encoder_hidden_size






		@classmethod
		def 		UpperCamelCase__       (   cls		,						__A		,						**__A				) ->     "PretrainedConfig":
								cls._set_token_in_kwargs(__A				)

								_lowerCAmelCase						,				_lowerCAmelCase										=cls.get_config_dict(__A		,						**__A				)

								# get the qformer config dict if we are loading from Blip2Config
								if config_dict.get('model_type'				) == "blip-2":
														_lowerCAmelCase										=config_dict['qformer_config']

								if "model_type" in config_dict and hasattr(cls		,						'model_type'				) and config_dict["model_type"] != cls.model_type:
														logger.warning(
														    F'''You are using a model of type {config_dict['model_type']} to instantiate a model of type '''
														    F'''{cls.model_type}. This is not supported for all configurations of models and can yield errors.'''				)

								return cls.from_dict(__A		,						**__A				)

class   SCREAMING_SNAKE_CASE			(						__lowercase):







		"""simple docstring"""
		lowercase   :      Optional[int]       =							'blip-2'
		lowercase   :      Any       =							True






		def __init__(   self		,						__A=None		,						__A=None		,						__A=None		,						__A=32		,						**__A				) ->     int:
								super().__init__(**__A				)

								if vision_config is None:
														_lowerCAmelCase										={}
														logger.info('vision_config is None. initializing the Blip2VisionConfig with default values.'				)

								if qformer_config is None:
														_lowerCAmelCase										={}
														logger.info('qformer_config is None. Initializing the Blip2QFormerConfig with default values.'				)

								if text_config is None:
														_lowerCAmelCase										={}
														logger.info('text_config is None. Initializing the text config with default values (`OPTConfig`).'				)

								_lowerCAmelCase										=BlipaVisionConfig(**__A				)
								_lowerCAmelCase										=BlipaQFormerConfig(**__A				)
								_lowerCAmelCase										=text_config['model_type'] if 'model_type' in text_config else 'opt'
								_lowerCAmelCase										=CONFIG_MAPPING[text_model_type](**__A				)

								_lowerCAmelCase										=self.text_config.tie_word_embeddings
								_lowerCAmelCase										=self.text_config.is_encoder_decoder

								_lowerCAmelCase										=num_query_tokens
								_lowerCAmelCase										=self.vision_config.hidden_size
								_lowerCAmelCase										=self.text_config.model_type in MODEL_FOR_CAUSAL_LM_MAPPING_NAMES
								_lowerCAmelCase										=1.0
								_lowerCAmelCase										=0.02






		@classmethod
		def 		UpperCamelCase__       (   cls		,						__A		,						__A		,						__A		,						**__A		,						) ->     Any:
								return cls(
								    vision_config=vision_config.to_dict()		,						qformer_config=qformer_config.to_dict()		,						text_config=text_config.to_dict()		,						**__A		,						)






		def 		UpperCamelCase__       (   self				) ->     Tuple:
								_lowerCAmelCase										=copy.deepcopy(self.__dict__				)
								_lowerCAmelCase										=self.vision_config.to_dict()
								_lowerCAmelCase										=self.qformer_config.to_dict()
								_lowerCAmelCase										=self.text_config.to_dict()
								_lowerCAmelCase										=self.__class__.model_type
								return output





