from __future__ import annotations

from random import random
from typing import Generic, TypeVar

lowerCamelCase						=		TypeVar('''KT''')
lowerCamelCase						=		TypeVar('''VT''')





class  _a							(    Generic[KT, VT]):




	def __init__( self						:		Dict		, _SCREAMING_SNAKE_CASE						:		Optional[int] = "root"		, _SCREAMING_SNAKE_CASE						:		List[Any] = None		)->	List[str]:
			lowerCAmelCase__       :      Any   					= key
			lowerCAmelCase__       :      Optional[int]   					= value
			lowerCAmelCase__       :      list[Node[KT, VT]]   					= []




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




	@property
	def 							UpperCAmelCase__( self						:		Union[str, Any]		)->	int:
			return len(self.forward		)





class  _a							(    Generic[KT, VT]):




	def __init__( self						:		str		, _SCREAMING_SNAKE_CASE						:		Dict = 0.5		, _SCREAMING_SNAKE_CASE						:		Tuple = 16		)->	Tuple:
			lowerCAmelCase__       :      Node[KT, VT]   					= Node[KT, VT]()
			lowerCAmelCase__       :      str   					= 0
			lowerCAmelCase__       :      List[Any]   					= p
			lowerCAmelCase__       :      Optional[int]   					= max_level




	def __str__( self						:		str		)->	str:
			lowerCAmelCase__       :      List[Any]   					= list(self		)

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

			lowerCAmelCase__       :      List[str]   					= max((len(str(__lowercase		)		) for item in items)		, default=4		)
			lowerCAmelCase__       :      Union[str, Any]   					= max(__lowercase		, 4		) + 4

			lowerCAmelCase__       :      Optional[int]   					= self.head
			lowerCAmelCase__       :      Optional[Any]   					= []

			lowerCAmelCase__       :      List[str]   					= node.forward.copy()
			lines.append(F'[{node.key}]'.ljust(__lowercase		, '''-'''		) + '''* ''' * len(__lowercase		)		)
			lines.append(''' ''' * label_size + '''| ''' * len(__lowercase		)		)

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

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

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




	def __iter__( self						:		Union[str, Any]		)->	Union[str, Any]:
			lowerCAmelCase__       :      Optional[int]   					= self.head

			while len(node.forward		) != 0:
					yield node.forward[0].key
					lowerCAmelCase__       :      Optional[Any]   					= node.forward[0]




	def 							UpperCAmelCase__( self						:		Union[str, Any]		)->	int:
			lowerCAmelCase__       :      Any   					= 1
			while random() < self.p and level < self.max_level:
					level += 1

			return level




	def 							UpperCAmelCase__( self						:		List[Any]		, _SCREAMING_SNAKE_CASE						:		Optional[int]		)->	tuple[Node[KT, VT] | None, list[Node[KT, VT]]]:
			lowerCAmelCase__       :      List[Any]   					= []

			lowerCAmelCase__       :      Dict   					= 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__       :      int   					= node.forward[i]
					# Each leftmost node (relative to searched node) will potentially have to
					# be updated.
					update_vector.append(__lowercase		)

			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						:		Tuple		, _SCREAMING_SNAKE_CASE						:		Optional[Any]		)->	Optional[Any]:
			lowerCAmelCase__       :      Optional[int]   					= self._locate_node(__lowercase		)

			if node is not None:
					for i, update_node in enumerate(__lowercase		):
							# 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__       :      Dict   					= node.forward[i]
									else:
											lowerCAmelCase__       :      List[str]   					= update_node.forward[:i]




	def 							UpperCAmelCase__( self						:		Any		, _SCREAMING_SNAKE_CASE						:		Optional[int]		, _SCREAMING_SNAKE_CASE						:		Tuple		)->	List[str]:
			lowerCAmelCase__       :      Dict   					= self._locate_node(__lowercase		)
			if node is not None:
					lowerCAmelCase__       :      Tuple   					= value
			else:
					lowerCAmelCase__       :      Union[str, Any]   					= self.random_level()

					if level > self.level:
							# After level increase we have to add additional nodes to head.
							for _ in range(self.level - 1		, __lowercase		):
									update_vector.append(self.head		)
							lowerCAmelCase__       :      Optional[int]   					= level

					lowerCAmelCase__       :      List[str]   					= Node(__lowercase		, __lowercase		)

					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(__lowercase		)
							else:
									lowerCAmelCase__       :      Optional[int]   					= new_node




	def 							UpperCAmelCase__( self						:		Optional[Any]		, _SCREAMING_SNAKE_CASE						:		List[str]		)->	VT | None:
			lowerCAmelCase__       :      int   					= self._locate_node(__lowercase		)

			if node is not None:
					return node.value

			return None






def 					lowerCamelCase_   (	):




		"""simple docstring"""






		lowerCAmelCase__       :      List[str]   					= SkipList()
		skip_list.insert('''Key1'''     ,       3	)
		skip_list.insert('''Key2'''     ,       12	)
		skip_list.insert('''Key3'''     ,       41	)
		skip_list.insert('''Key4'''     ,       -19	)

		lowerCAmelCase__       :      Optional[Any]   					= skip_list.head
		lowerCAmelCase__       :      List[str]   					= {}
		while node.level != 0:
				lowerCAmelCase__       :      str   					= node.forward[0]
				lowerCAmelCase__       :      Optional[int]   					= node.value

		assert len(_a	) == 4
		assert all_values["Key1"] == 3
		assert all_values["Key2"] == 12
		assert all_values["Key3"] == 41
		assert all_values["Key4"] == -19






def 					lowerCamelCase_   (	):




		"""simple docstring"""






		lowerCAmelCase__       :      int   					= SkipList()
		skip_list.insert('''Key1'''     ,       10	)
		skip_list.insert('''Key1'''     ,       12	)

		skip_list.insert('''Key5'''     ,       7	)
		skip_list.insert('''Key7'''     ,       10	)
		skip_list.insert('''Key10'''     ,       5	)

		skip_list.insert('''Key7'''     ,       7	)
		skip_list.insert('''Key5'''     ,       5	)
		skip_list.insert('''Key10'''     ,       10	)

		lowerCAmelCase__       :      int   					= skip_list.head
		lowerCAmelCase__       :      Optional[Any]   					= {}
		while node.level != 0:
				lowerCAmelCase__       :      Union[str, Any]   					= node.forward[0]
				lowerCAmelCase__       :      Any   					= node.value

		if len(_a	) != 4:
				print()
		assert len(_a	) == 4
		assert all_values["Key1"] == 12
		assert all_values["Key7"] == 7
		assert all_values["Key5"] == 5
		assert all_values["Key10"] == 10






def 					lowerCamelCase_   (	):




		"""simple docstring"""






		lowerCAmelCase__       :      Any   					= SkipList()
		assert skip_list.find('''Some key'''	) is None






def 					lowerCamelCase_   (	):




		"""simple docstring"""






		lowerCAmelCase__       :      List[Any]   					= SkipList()

		skip_list.insert('''Key2'''     ,       20	)
		assert skip_list.find('''Key2'''	) == 20

		skip_list.insert('''Some Key'''     ,       10	)
		skip_list.insert('''Key2'''     ,       8	)
		skip_list.insert('''V'''     ,       13	)

		assert skip_list.find('''Y'''	) is None
		assert skip_list.find('''Key2'''	) == 8
		assert skip_list.find('''Some Key'''	) == 10
		assert skip_list.find('''V'''	) == 13






def 					lowerCamelCase_   (	):




		"""simple docstring"""






		lowerCAmelCase__       :      Union[str, Any]   					= SkipList()
		skip_list.delete('''Some key'''	)

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






def 					lowerCamelCase_   (	):




		"""simple docstring"""






		lowerCAmelCase__       :      List[str]   					= SkipList()

		skip_list.insert('''Key1'''     ,       12	)
		skip_list.insert('''V'''     ,       13	)
		skip_list.insert('''X'''     ,       14	)
		skip_list.insert('''Key2'''     ,       15	)

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

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






def 					lowerCamelCase_   (	):




		"""simple docstring"""






		lowerCAmelCase__       :      str   					= SkipList()

		skip_list.insert('''Key1'''     ,       12	)
		skip_list.insert('''V'''     ,       13	)
		skip_list.insert('''X'''     ,       14	)
		skip_list.insert('''Key2'''     ,       15	)

		skip_list.delete('''V'''	)
		assert skip_list.find('''V'''	) is None
		assert skip_list.find('''X'''	) == 14
		assert skip_list.find('''Key1'''	) == 12
		assert skip_list.find('''Key2'''	) == 15

		skip_list.delete('''X'''	)
		assert skip_list.find('''V'''	) is None
		assert skip_list.find('''X'''	) is None
		assert skip_list.find('''Key1'''	) == 12
		assert skip_list.find('''Key2'''	) == 15

		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'''	) == 15

		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 					lowerCamelCase_   (	):




		"""simple docstring"""






		lowerCAmelCase__       :      Union[str, Any]   					= SkipList()

		skip_list.insert('''Key1'''     ,       12	)
		skip_list.insert('''V'''     ,       13	)
		skip_list.insert('''X'''     ,       142	)
		skip_list.insert('''Key2'''     ,       15	)

		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 					lowerCamelCase_   (	):




		"""simple docstring"""






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

		lowerCAmelCase__       :      Dict   					= SkipList()
		for i in range(10	):
				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(-12     ,       -12	)
		skip_list.insert(77     ,       77	)
		assert is_sorted(list(_a	)	)






def 					lowerCamelCase_   (	):




		"""simple docstring"""






		for _ in range(100	):
				# 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 					lowerCamelCase_   (	):




		"""simple docstring"""






		lowerCAmelCase__       :      Union[str, Any]   					= 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()








import gc
import tempfile
import unittest

import numpy as np
import torch

from diffusers import VersatileDiffusionPipeline
from diffusers.utils.testing_utils import load_image, nightly, require_torch_gpu, torch_device


lowerCamelCase						=		False





class  _a							(    unittest.TestCase):
	pass





@nightly
@require_torch_gpu
class  _a							(    unittest.TestCase):




	def 							UpperCAmelCase__( self						:		int		)->	int:
			# clean up the VRAM after each test
			super().tearDown()
			gc.collect()
			torch.cuda.empty_cache()




	def 							UpperCAmelCase__( self						:		Any		)->	Dict:
			lowerCAmelCase__       :      int   					= VersatileDiffusionPipeline.from_pretrained('''shi-labs/versatile-diffusion'''		, torch_dtype=torch.floataa		)
			pipe.to(_SCREAMING_SNAKE_CASE		)
			pipe.set_progress_bar_config(disable=_SCREAMING_SNAKE_CASE		)

			lowerCAmelCase__       :      List[str]   					= load_image(
			    '''https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main/versatile_diffusion/benz.jpg'''		)

			lowerCAmelCase__       :      List[str]   					= torch.manual_seed(0		)
			lowerCAmelCase__       :      List[str]   					= pipe.dual_guided(
			    prompt='''first prompt'''		, image=_SCREAMING_SNAKE_CASE		, text_to_image_strength=0.75		, generator=_SCREAMING_SNAKE_CASE		, guidance_scale=7.5		, num_inference_steps=2		, output_type='''numpy'''		, ).images

			with tempfile.TemporaryDirectory() as tmpdirname:
					pipe.save_pretrained(_SCREAMING_SNAKE_CASE		)
					lowerCAmelCase__       :      List[Any]   					= VersatileDiffusionPipeline.from_pretrained(_SCREAMING_SNAKE_CASE		, torch_dtype=torch.floataa		)
			pipe.to(_SCREAMING_SNAKE_CASE		)
			pipe.set_progress_bar_config(disable=_SCREAMING_SNAKE_CASE		)

			lowerCAmelCase__       :      List[str]   					= generator.manual_seed(0		)
			lowerCAmelCase__       :      str   					= pipe.dual_guided(
			    prompt='''first prompt'''		, image=_SCREAMING_SNAKE_CASE		, text_to_image_strength=0.75		, generator=_SCREAMING_SNAKE_CASE		, guidance_scale=7.5		, num_inference_steps=2		, output_type='''numpy'''		, ).images

			assert np.abs(image - new_image		).sum() < 1E-5, "Models don't have the same forward pass"




	def 							UpperCAmelCase__( self						:		Tuple		)->	List[Any]:
			lowerCAmelCase__       :      Optional[int]   					= VersatileDiffusionPipeline.from_pretrained('''shi-labs/versatile-diffusion'''		, torch_dtype=torch.floataa		)
			pipe.to(_SCREAMING_SNAKE_CASE		)
			pipe.set_progress_bar_config(disable=_SCREAMING_SNAKE_CASE		)

			lowerCAmelCase__       :      int   					= '''cyberpunk 2077'''
			lowerCAmelCase__       :      List[str]   					= load_image(
			    '''https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main/versatile_diffusion/benz.jpg'''		)
			lowerCAmelCase__       :      List[Any]   					= torch.manual_seed(0		)
			lowerCAmelCase__       :      Union[str, Any]   					= pipe.dual_guided(
			    prompt=_SCREAMING_SNAKE_CASE		, image=_SCREAMING_SNAKE_CASE		, text_to_image_strength=0.75		, generator=_SCREAMING_SNAKE_CASE		, guidance_scale=7.5		, num_inference_steps=50		, output_type='''numpy'''		, ).images

			lowerCAmelCase__       :      List[Any]   					= image[0, 253:256, 253:256, -1]

			assert image.shape == (1, 512, 512, 3)
			lowerCAmelCase__       :      List[str]   					= np.array([0.1448, 0.1619, 0.1741, 0.1086, 0.1147, 0.1128, 0.1199, 0.1165, 0.1001]		)

			assert np.abs(image_slice.flatten() - expected_slice		).max() < 1E-1

			lowerCAmelCase__       :      int   					= '''A painting of a squirrel eating a burger '''
			lowerCAmelCase__       :      Optional[Any]   					= torch.manual_seed(0		)
			lowerCAmelCase__       :      Union[str, Any]   					= pipe.text_to_image(
			    prompt=_SCREAMING_SNAKE_CASE		, generator=_SCREAMING_SNAKE_CASE		, guidance_scale=7.5		, num_inference_steps=50		, output_type='''numpy'''		).images

			lowerCAmelCase__       :      List[Any]   					= image[0, 253:256, 253:256, -1]

			assert image.shape == (1, 512, 512, 3)
			lowerCAmelCase__       :      Optional[Any]   					= np.array([0.3367, 0.3169, 0.2656, 0.3870, 0.4790, 0.3796, 0.4009, 0.4878, 0.4778]		)

			assert np.abs(image_slice.flatten() - expected_slice		).max() < 1E-1

			lowerCAmelCase__       :      Optional[Any]   					= pipe.image_variation(_SCREAMING_SNAKE_CASE		, generator=_SCREAMING_SNAKE_CASE		, output_type='''numpy'''		).images

			lowerCAmelCase__       :      List[Any]   					= image[0, 253:256, 253:256, -1]

			assert image.shape == (1, 512, 512, 3)
			lowerCAmelCase__       :      Any   					= np.array([0.3076, 0.3123, 0.3284, 0.3782, 0.3770, 0.3894, 0.4297, 0.4331, 0.4456]		)

			assert np.abs(image_slice.flatten() - expected_slice		).max() < 1E-1




