


'''simple docstring'''



class 							__UpperCamelCase       :




	def __init__(     self		,       __a							):

						'''simple docstring'''





						__a    : str      					=						data
						__a    : int
						__a    : Node






def 						lowerCamelCase							(_SCREAMING_SNAKE_CASE   :     Node     ):
					__a    : Optional[Any]      					=						0
					__a    : List[str]      					=						x






def 						lowerCamelCase							(_SCREAMING_SNAKE_CASE   :     Node		,   _SCREAMING_SNAKE_CASE   :     Node     ):
					__a					,       __a    : Any      					=						find_set(_SCREAMING_SNAKE_CASE     ), find_set(_SCREAMING_SNAKE_CASE     )
					if x == y:
										return

					elif x.rank > y.rank:
										__a    : str      					=						x
					else:
										__a    : Any      					=						y
										if x.rank == y.rank:
															y.rank += 1






def 						lowerCamelCase							(_SCREAMING_SNAKE_CASE   :     Node     ):
					if x != x.parent:
										__a    : str      					=						find_set(x.parent     )
					return x.parent






def 						lowerCamelCase							(_SCREAMING_SNAKE_CASE   :     Node     ):
					__a    : Any      					=						({0, 1, 2}, {3, 4, 5})
					for s in sets:
										if node.data in s:
															return s
					__a    : int      					=						F"""{node.data} is not in {sets}"""
					raise ValueError(_SCREAMING_SNAKE_CASE     )






def 						lowerCamelCase							():
					__a    : Optional[Any]      					=						[Node(_SCREAMING_SNAKE_CASE     ) for i in range(6     )]
					for v in vertex:
										make_set(_SCREAMING_SNAKE_CASE     )

					union_set(vertex[0]		,   vertex[1]     )
					union_set(vertex[1]		,   vertex[2]     )
					union_set(vertex[3]		,   vertex[4]     )
					union_set(vertex[3]		,   vertex[5]     )

					for nodea in vertex:
										for nodea in vertex:
															if find_python_set(_SCREAMING_SNAKE_CASE     ).isdisjoint(find_python_set(_SCREAMING_SNAKE_CASE     )     ):
																				assert find_set(_SCREAMING_SNAKE_CASE     ) != find_set(_SCREAMING_SNAKE_CASE     )
															else:
																				assert find_set(_SCREAMING_SNAKE_CASE     ) == find_set(_SCREAMING_SNAKE_CASE     )


if __name__ == "__main__":
	test_disjoint_set()







'''simple docstring'''



import torch

from diffusers import KDPMaAncestralDiscreteScheduler
from diffusers.utils import torch_device

from .test_schedulers import SchedulerCommonTest





class 							__UpperCamelCase       (	lowerCAmelCase_      ):
	A_			    =					(KDPMaAncestralDiscreteScheduler,)
	A_			    =					10




	def    __UpperCAmelCase							(     self		,       **__a							):

						'''simple docstring'''





						__a    : Dict      					=						{
						    'num_train_timesteps': 1100,
						    'beta_start': 0.0001,
						    'beta_end': 0.02,
						    'beta_schedule': 'linear',
						}

						config.update(**__a							)
						return config




	def    __UpperCAmelCase							(     self							):

						'''simple docstring'''





						for timesteps in [10, 50, 100, 1000]:
											self.check_over_configs(num_train_timesteps=__a							)




	def    __UpperCAmelCase							(     self							):

						'''simple docstring'''





						for beta_start, beta_end in zip([0.00001, 0.0001, 0.001]		,       [0.0002, 0.002, 0.02]							):
											self.check_over_configs(beta_start=__a		,       beta_end=__a							)




	def    __UpperCAmelCase							(     self							):

						'''simple docstring'''





						for schedule in ["linear", "scaled_linear"]:
											self.check_over_configs(beta_schedule=__a							)




	def    __UpperCAmelCase							(     self							):

						'''simple docstring'''





						if torch_device == "mps":
											return
						__a    : Dict      					=						self.scheduler_classes[0]
						__a    : Tuple      					=						self.get_scheduler_config()
						__a    : Optional[int]      					=						scheduler_class(**__a							)

						scheduler.set_timesteps(self.num_inference_steps							)

						__a    : int      					=						torch.manual_seed(0							)

						__a    : Dict      					=						self.dummy_model()
						__a    : List[Any]      					=						self.dummy_sample_deter * scheduler.init_noise_sigma
						__a    : int      					=						sample.to(__a							)

						for i, t in enumerate(scheduler.timesteps							):
											__a    : Any      					=						scheduler.scale_model_input(__a		,       __a							)

											__a    : int      					=						model(__a		,       __a							)

											__a    : Dict      					=						scheduler.step(__a		,       __a		,       __a		,       generator=__a							)
											__a    : int      					=						output.prev_sample

						__a    : Tuple      					=						torch.sum(torch.abs(__a							)							)
						__a    : List[str]      					=						torch.mean(torch.abs(__a							)							)

						assert abs(result_sum.item() - 13849.3877							) < 1E-2
						assert abs(result_mean.item() - 18.0331							) < 5E-3




	def    __UpperCAmelCase							(     self							):

						'''simple docstring'''





						for prediction_type in ["epsilon", "v_prediction"]:
											self.check_over_configs(prediction_type=__a							)




	def    __UpperCAmelCase							(     self							):

						'''simple docstring'''





						if torch_device == "mps":
											return
						__a    : Dict      					=						self.scheduler_classes[0]
						__a    : Dict      					=						self.get_scheduler_config(prediction_type='v_prediction'							)
						__a    : List[str]      					=						scheduler_class(**__a							)

						scheduler.set_timesteps(self.num_inference_steps							)

						__a    : Dict      					=						self.dummy_model()
						__a    : List[str]      					=						self.dummy_sample_deter * scheduler.init_noise_sigma
						__a    : List[str]      					=						sample.to(__a							)

						__a    : Tuple      					=						torch.manual_seed(0							)

						for i, t in enumerate(scheduler.timesteps							):
											__a    : List[Any]      					=						scheduler.scale_model_input(__a		,       __a							)

											__a    : Optional[int]      					=						model(__a		,       __a							)

											__a    : Union[str, Any]      					=						scheduler.step(__a		,       __a		,       __a		,       generator=__a							)
											__a    : Union[str, Any]      					=						output.prev_sample

						__a    : Any      					=						torch.sum(torch.abs(__a							)							)
						__a    : Optional[int]      					=						torch.mean(torch.abs(__a							)							)

						assert abs(result_sum.item() - 328.9970							) < 1E-2
						assert abs(result_mean.item() - 0.4284							) < 1E-3





	def    __UpperCAmelCase							(     self							):

						'''simple docstring'''





						if torch_device == "mps":
											return
						__a    : List[str]      					=						self.scheduler_classes[0]
						__a    : Union[str, Any]      					=						self.get_scheduler_config()
						__a    : List[Any]      					=						scheduler_class(**__a							)

						scheduler.set_timesteps(self.num_inference_steps		,       device=__a							)
						__a    : Union[str, Any]      					=						torch.manual_seed(0							)

						__a    : List[str]      					=						self.dummy_model()
						__a    : Any      					=						self.dummy_sample_deter.to(__a							) * scheduler.init_noise_sigma

						for t in scheduler.timesteps:
											__a    : List[Any]      					=						scheduler.scale_model_input(__a		,       __a							)

											__a    : str      					=						model(__a		,       __a							)

											__a    : str      					=						scheduler.step(__a		,       __a		,       __a		,       generator=__a							)
											__a    : Any      					=						output.prev_sample

						__a    : Union[str, Any]      					=						torch.sum(torch.abs(__a							)							)
						__a    : str      					=						torch.mean(torch.abs(__a							)							)

						assert abs(result_sum.item() - 13849.3818							) < 1E-1
						assert abs(result_mean.item() - 18.0331							) < 1E-3



