





from __future__ import annotations

from collections.abc import Iterable
from dataclasses import dataclass
from typing import Any

class    __A  :
				__A  =					("_front", "_back", "_len")

				@dataclass
				class    __A  :
								__A  =					None
								__A  =					None
								__A  =					None




				class    __A  :
								__A  =					("_cur",)


								def __init__(		self ,			UpperCAmelCase_				):
												lowerCamelCase									=cur


								def __iter__(		self				):
												return self


								def _snake_case							(		self				):




												if self._cur is None:
																# finished iterating
																raise StopIteration
												lowerCamelCase									=self._cur.val
												lowerCamelCase									=self._cur.next_node

												return val




				def __init__(		self ,			UpperCAmelCase_ = None				):
								lowerCamelCase									=None
								lowerCamelCase									=None
								lowerCamelCase									=0

								if iterable is not None:
												# append every value to the deque
												for val in iterable:
																self.append(UpperCAmelCase_				)


				def _snake_case							(		self ,			UpperCAmelCase_				):
								lowerCamelCase									=self._Node(UpperCAmelCase_ ,			UpperCAmelCase_ ,			UpperCAmelCase_				)
								if self.is_empty():
												# front = back
												lowerCamelCase									=lowerCamelCase									=node
												lowerCamelCase									=1
								else:
												# connect nodes
												lowerCamelCase									=node
												lowerCamelCase									=self._back
												lowerCamelCase									=node  # assign new back to the new node

												self._len += 1

												# make sure there were no errors
												assert not self.is_empty(), "Error on appending value."


				def _snake_case							(		self ,			UpperCAmelCase_				):
								lowerCamelCase									=self._Node(UpperCAmelCase_ ,			UpperCAmelCase_ ,			UpperCAmelCase_				)
								if self.is_empty():
												# front = back
												lowerCamelCase									=lowerCamelCase									=node
												lowerCamelCase									=1
								else:
												# connect nodes
												lowerCamelCase									=self._front
												lowerCamelCase									=node
												lowerCamelCase									=node  # assign new front to the new node

												self._len += 1

												# make sure there were no errors
												assert not self.is_empty(), "Error on appending value."


				def _snake_case							(		self ,			UpperCAmelCase_				):




								for val in iterable:
												self.append(UpperCAmelCase_				)


				def _snake_case							(		self ,			UpperCAmelCase_				):




								for val in iterable:
												self.appendleft(UpperCAmelCase_				)


				def _snake_case							(		self				):
								assert not self.is_empty(), "Deque is empty."

								lowerCamelCase									=self._back
								lowerCamelCase									=self._back.prev_node  # set new back
								# drop the last node - python will deallocate memory automatically
								lowerCamelCase									=None

								self._len -= 1

								return topop.val


				def _snake_case							(		self				):
								assert not self.is_empty(), "Deque is empty."

								lowerCamelCase									=self._front
								lowerCamelCase									=self._front.next_node  # set new front and drop the first node
								lowerCamelCase									=None

								self._len -= 1

								return topop.val


				def _snake_case							(		self				):
								return self._front is None


				def __len__(		self				):
								return self._len


				def __eq__(		self ,			UpperCAmelCase_				):




								if not isinstance(UpperCAmelCase_ ,			UpperCAmelCase_				):
												return NotImplemented

								lowerCamelCase									=self._front
								lowerCamelCase									=other._front

								# if the length of the dequeues are not the same, they are not equal
								if len(self				) != len(UpperCAmelCase_				):
												return False

								while me is not None and oth is not None:
												# compare every value
												if me.val != oth.val:
																return False
												lowerCamelCase									=me.next_node
												lowerCamelCase									=oth.next_node

								return True


				def __iter__(		self				):
								return Deque._Iterator(self._front				)


				def __repr__(		self				):
								lowerCamelCase									=[]
								lowerCamelCase									=self._front
								while aux is not None:
												# append the values in a list to display
												values_list.append(aux.val				)
												lowerCamelCase									=aux.next_node

								return f"""[{", ".join(repr(UpperCAmelCase_				) for val in values_list				)}]"""


if __name__ == "__main__":
							import doctest

							doctest.testmod()













from ...utils import (
    OptionalDependencyNotAvailable,
    is_torch_available,
    is_transformers_available,
    is_transformers_version,
)


try:
		if not (is_transformers_available() and is_torch_available() and is_transformers_version('''>=''', '''4.27.0''')):
				raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
		from ...utils.dummy_torch_and_transformers_objects import (
		    AudioLDMPipeline,
		)
else:
		from .pipeline_audioldm import AudioLDMPipeline

