
'''simple docstring'''





from __future__ import annotations

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



class 			lowerCAmelCase__ :



  '''simple docstring'''






  _UpperCamelCase							=			('_front', '_back', '_len')



  @dataclass
  class 			lowerCAmelCase__ :



    '''simple docstring'''






    _UpperCamelCase							=			None
    _UpperCamelCase							=			None
    _UpperCamelCase							=			None



  class 			lowerCAmelCase__ :



    '''simple docstring'''






    _UpperCamelCase							=			('_cur',)

    def __init__(self	:			Tuple						,			lowerCAmelCase_	:			Deque._Node | None     ) ->							None:
          snake_case_    							=				cur

    def __iter__(self	:			Union[str, Any]     ) ->							Deque._Iterator:
          return self


    def 		_lowerCamelCase						(self	:			Tuple     ) ->							Any:
          if self._cur is None:
                # finished iterating
                raise StopIteration
          snake_case_    							=				self._cur.val
          snake_case_    							=				self._cur.next_node

          return val

  def __init__(self	:			Dict						,			lowerCAmelCase_	:			Iterable[Any] | None = None     ) ->							None:
        snake_case_    							=				None
        snake_case_    							=				None
        snake_case_    							=				0

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

  def 		_lowerCamelCase						(self	:			Optional[int]						,			lowerCAmelCase_	:			Any     ) ->							None:
        snake_case_    							=				self._Node(lowerCAmelCase_						,			lowerCAmelCase_						,			lowerCAmelCase_     )
        if self.is_empty():
              # front = back
              snake_case_    							=				snake_case_    							=				node
              snake_case_    							=				1
        else:
              # connect nodes
              snake_case_    							=				node
              snake_case_    							=				self._back
              snake_case_    							=				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 		_lowerCamelCase						(self	:			Any						,			lowerCAmelCase_	:			Any     ) ->							None:
        snake_case_    							=				self._Node(lowerCAmelCase_						,			lowerCAmelCase_						,			lowerCAmelCase_     )
        if self.is_empty():
              # front = back
              snake_case_    							=				snake_case_    							=				node
              snake_case_    							=				1
        else:
              # connect nodes
              snake_case_    							=				self._front
              snake_case_    							=				node
              snake_case_    							=				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 		_lowerCamelCase						(self	:			Union[str, Any]						,			lowerCAmelCase_	:			Iterable[Any]     ) ->							None:
        for val in iterable:
              self.append(lowerCAmelCase_     )

  def 		_lowerCamelCase						(self	:			List[Any]						,			lowerCAmelCase_	:			Iterable[Any]     ) ->							None:
        for val in iterable:
              self.appendleft(lowerCAmelCase_     )

  def 		_lowerCamelCase						(self	:			str     ) ->							Any:
        assert not self.is_empty(), "Deque is empty."

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

        self._len -= 1

        return topop.val

  def 		_lowerCamelCase						(self	:			List[Any]     ) ->							Any:
        assert not self.is_empty(), "Deque is empty."

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

        self._len -= 1

        return topop.val

  def 		_lowerCamelCase						(self	:			str     ) ->							bool:
        return self._front is None

  def __len__(self	:			Optional[int]     ) ->							int:
        return self._len

  def __eq__(self	:			str						,			lowerCAmelCase_	:			object     ) ->							bool:

        if not isinstance(lowerCAmelCase_						,			lowerCAmelCase_     ):
              return NotImplemented

        snake_case_    							=				self._front
        snake_case_    							=				other._front

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

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

        return True

  def __iter__(self	:			Tuple     ) ->							Deque._Iterator:
        return Deque._Iterator(self._front     )


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

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


if __name__ == "__main__":
     import doctest

     doctest.testmod()





'''simple docstring'''




import inspect

from diffusers.utils import is_flax_available
from diffusers.utils.testing_utils import require_flax


if is_flax_available():
				import jax



@require_flax
class 			lowerCAmelCase					:



	def 					lowercase  (       self     ):
		lowerCAmelCase				, lowerCAmelCase       :     Union[str, Any]   				=			self.prepare_init_args_and_inputs_for_common()

		lowerCAmelCase       :     Any   				=			self.model_class(**snake_case__     )
		lowerCAmelCase       :     int   				=			model.init(inputs_dict['prng_key']			,       inputs_dict['sample']     )
		jax.lax.stop_gradient(snake_case__     )

		lowerCAmelCase       :     Tuple   				=			model.apply(snake_case__			,       inputs_dict['sample']     )

		if isinstance(snake_case__			,       snake_case__     ):
			lowerCAmelCase       :     int   				=			output.sample

		self.assertIsNotNone(snake_case__     )
		lowerCAmelCase       :     List[str]   				=			inputs_dict['sample'].shape
		self.assertEqual(output.shape			,       snake_case__			,       'Input and output shapes do not match'     )



	def 					lowercase  (       self     ):
		lowerCAmelCase				, lowerCAmelCase       :     Optional[int]   				=			self.prepare_init_args_and_inputs_for_common()

		lowerCAmelCase       :     Tuple   				=			16
		lowerCAmelCase       :     Dict   				=			(16, 32)

		lowerCAmelCase       :     Dict   				=			self.model_class(**snake_case__     )
		lowerCAmelCase       :     int   				=			model.init(inputs_dict['prng_key']			,       inputs_dict['sample']     )
		jax.lax.stop_gradient(snake_case__     )

		lowerCAmelCase       :     int   				=			model.apply(snake_case__			,       inputs_dict['sample']     )

		if isinstance(snake_case__			,       snake_case__     ):
			lowerCAmelCase       :     Dict   				=			output.sample

		self.assertIsNotNone(snake_case__     )
		lowerCAmelCase       :     Union[str, Any]   				=			inputs_dict['sample'].shape
		self.assertEqual(output.shape			,       snake_case__			,       'Input and output shapes do not match'     )



	def 					lowercase  (       self     ):
		lowerCAmelCase       :     Any   				=			'kwargs' in inspect.signature(self.model_class.__init__     ).parameters
		lowerCAmelCase       :     Optional[Any]   				=			len(self.model_class._deprecated_kwargs     ) > 0

		if has_kwarg_in_model_class and not has_deprecated_kwarg:
			raise ValueError(
			    f"{self.model_class} has `**kwargs` in its __init__ method but has not defined any deprecated kwargs"
			    ' under the `_deprecated_kwargs` class attribute. Make sure to either remove `**kwargs` if there are'
			    ' no deprecated arguments or add the deprecated argument with `_deprecated_kwargs ='
			    ' [<deprecated_argument>]`'     )

		if not has_kwarg_in_model_class and has_deprecated_kwarg:
			raise ValueError(
			    f"{self.model_class} doesn't have `**kwargs` in its __init__ method but has defined deprecated kwargs"
			    ' under the `_deprecated_kwargs` class attribute. Make sure to either add the `**kwargs` argument to'
			    f" {self.model_class}.__init__ if there are deprecated arguments or remove the deprecated argument"
			    ' from `_deprecated_kwargs = [<deprecated_argument>]`'     )
