



from __future__ import annotations

from collections.abc import Callable
from typing import Generic, TypeVar

_lowerCAmelCase	:   List[Any]    =   TypeVar("T")
_lowerCAmelCase	:   int    =   TypeVar("U")


class 	__snake_case   ( Generic[T, U] ):
		def __init__(							self    ,a_    ,a_						):







						"""simple docstring"""
						lowerCAmelCase__		  =  key
						lowerCAmelCase__		  =  val
						lowerCAmelCase__		  =  None
						lowerCAmelCase__		  =  None



		def __repr__(							self						):







						"""simple docstring"""
						return (
						    f'Node: key: {self.key}, val: {self.val}, '
						    f'has next: {bool(self.next						)}, has prev: {bool(self.prev						)}'
						)



class 	__snake_case   ( Generic[T, U] ):
		def __init__(							self						):







						"""simple docstring"""
						lowerCAmelCase__		  =  DoubleLinkedListNode(a_    ,a_						)
						lowerCAmelCase__		  =  DoubleLinkedListNode(a_    ,a_						)
						lowerCAmelCase__		  =  self.rear, self.head
		def __repr__(							self						):







						"""simple docstring"""
						lowerCAmelCase__		  =  ["""DoubleLinkedList"""]
						lowerCAmelCase__		  =  self.head
						while node.next is not None:
										rep.append(str(a_						)						)
										lowerCAmelCase__		  =  node.next
						rep.append(str(self.rear						)						)
						return ",\n    ".join(a_						)
		def 						SCREAMING_SNAKE_CASE_					(							self    ,a_						):







						"""simple docstring"""
						lowerCAmelCase__		  =  self.rear.prev

						# All nodes other than self.head are guaranteed to have non-None previous
						assert previous is not None

						lowerCAmelCase__		  =  node
						lowerCAmelCase__		  =  previous
						lowerCAmelCase__		  =  node
						lowerCAmelCase__		  =  self.rear



		def 						SCREAMING_SNAKE_CASE_					(							self    ,a_						):







						"""simple docstring"""

						if node.prev is None or node.next is None:
										return None

						lowerCAmelCase__		  =  node.next
						lowerCAmelCase__		  =  node.prev
						lowerCAmelCase__		  =  None
						lowerCAmelCase__		  =  None
						return node



class 	__snake_case   ( Generic[T, U] ):
		SCREAMING_SNAKE_CASE__								=	{}
		def __init__(							self    ,a_						):







						"""simple docstring"""
						lowerCAmelCase__		  =  DoubleLinkedList()
						lowerCAmelCase__		  =  capacity
						lowerCAmelCase__		  =  0
						lowerCAmelCase__		  =  0
						lowerCAmelCase__		  =  0
						lowerCAmelCase__		  =  {}
		def __repr__(							self						):







						"""simple docstring"""
						return (
						    f'CacheInfo(hits={self.hits}, misses={self.miss}, '
						    f'capacity={self.capacity}, current size={self.num_keys})'
						)
		def __contains__(							self    ,a_						):







						"""simple docstring"""
						return key in self.cache
		def 						SCREAMING_SNAKE_CASE_					(							self    ,a_						):







						"""simple docstring"""
						# Note: pythonic interface would throw KeyError rather than return None

						if key in self.cache:
										self.hits += 1
										lowerCAmelCase__		  =  self.cache[key]
										lowerCAmelCase__		  =  self.list.remove(self.cache[key]						)
										assert node == value_node

										# node is guaranteed not None because it is in self.cache
										assert node is not None
										self.list.add(a_						)
										return node.val
						self.miss += 1
						return None
		def 						SCREAMING_SNAKE_CASE_					(							self    ,a_    ,a_						):







						"""simple docstring"""

						if key not in self.cache:
										if self.num_keys >= self.capacity:
														# delete first node (oldest) when over capacity
														lowerCAmelCase__		  =  self.list.head.next

														# guaranteed to have a non-None first node when num_keys > 0
														# explain to type checker via assertions
														assert first_node is not None
														assert first_node.key is not None
														assert (
														    self.list.remove(a_						) is not None
														)  # node guaranteed to be in list assert node.key is not None

														del self.cache[first_node.key]
														self.num_keys -= 1
										lowerCAmelCase__		  =  DoubleLinkedListNode(a_    ,a_						)
										self.list.add(self.cache[key]						)
										self.num_keys += 1

						else:
										# bump node to the end of the list, update value
										lowerCAmelCase__		  =  self.list.remove(self.cache[key]						)
										assert node is not None  # node guaranteed to be in list
										lowerCAmelCase__		  =  value
										self.list.add(a_						)



		@classmethod
		def 						SCREAMING_SNAKE_CASE_					(							cls    ,a_ = 128						):







						"""simple docstring"""

						def cache_decorator_inner(a_						) -> Callable[..., U]:
										def cache_decorator_wrapper(*a_						) -> U:
														if func not in cls.decorator_function_to_instance_map:
																		lowerCAmelCase__		  =  LRUCache(a_						)

														lowerCAmelCase__		  =  cls.decorator_function_to_instance_map[func].get(args[0]						)
														if result is None:
																		lowerCAmelCase__		  =  func(*a_						)
																		cls.decorator_function_to_instance_map[func].put(args[0]    ,a_						)
														return result

										def cache_info() -> LRUCache[T, U]:
														return cls.decorator_function_to_instance_map[func]

										setattr(a_    ,'cache_info'    ,a_						)  # noqa: B010

										return cache_decorator_wrapper

						return cache_decorator_inner


if __name__ == "__main__":
	import doctest

	doctest.testmod()




"""simple docstring"""
# limitations under the License.

# NOTE: This file is deprecated and will be removed in a future version.
# It only exists so that temporarely `from diffusers.pipelines import DiffusionPipeline` works

from .pipelines import DiffusionPipeline, ImagePipelineOutput  # noqa: F401
from .utils import deprecate


deprecate(
    """pipelines_utils""",
    """0.22.0""",
    """Importing `DiffusionPipeline` or `ImagePipelineOutput` from diffusers.pipeline_utils is deprecated. Please import from diffusers.pipelines.pipeline_utils instead.""",
    standard_warn=False,
    stacklevel=3,
)

