


import inspect
from typing import List, Optional, Tuple, Union

import torch

from ...models import UNetaDModel, VQModel
from ...schedulers import DDIMScheduler
from ...utils import randn_tensor
from ..pipeline_utils import DiffusionPipeline, ImagePipelineOutput







class 	lowercase       (lowerCamelCase_				):
					def __init__(				self       :int      ,__snake_case       :VQModel      ,__snake_case       :UNetaDModel      ,__snake_case       :DDIMScheduler				) ->   Any:
												super().__init__()
												self.register_modules(vqvae=__snake_case      ,unet=__snake_case      ,scheduler=__snake_case				)



					@torch.no_grad()
					def __call__(				self       :Dict      ,__snake_case       :int = 1      ,__snake_case       :Optional[Union[torch.Generator, List[torch.Generator]]] = None      ,__snake_case       :float = 0.0      ,__snake_case       :int = 50      ,__snake_case       :Optional[str] = "pil"      ,__snake_case       :bool = True      ,**__snake_case       :Union[str, Any]      ,) ->   Union[Tuple, ImagePipelineOutput]:
												a__					=					randn_tensor(
												    (batch_size, self.unet.config.in_channels, self.unet.config.sample_size, self.unet.config.sample_size)      ,generator=__snake_case      ,)
												a__					=					latents.to(self.device				)

												# scale the initial noise by the standard deviation required by the scheduler
												a__					=					latents * self.scheduler.init_noise_sigma

												self.scheduler.set_timesteps(__snake_case				)

												# prepare extra kwargs for the scheduler step, since not all schedulers have the same signature
												a__					=					'eta' in set(inspect.signature(self.scheduler.step				).parameters.keys()				)

												a__					=					{}
												if accepts_eta:
																			a__					=					eta

												for t in self.progress_bar(self.scheduler.timesteps				):
																			a__					=					self.scheduler.scale_model_input(__snake_case      ,__snake_case				)
																			# predict the noise residual
																			a__					=					self.unet(__snake_case      ,__snake_case				).sample
																			# compute the previous noisy sample x_t -> x_t-1
																			a__					=					self.scheduler.step(__snake_case      ,__snake_case      ,__snake_case      ,**__snake_case				).prev_sample

												# decode the image latents with the VAE
												a__					=					self.vqvae.decode(__snake_case				).sample

												a__					=					(image / 2 + 0.5).clamp(0      ,1				)
												a__					=					image.cpu().permute(0      ,2      ,3      ,1				).numpy()
												if output_type == "pil":
																			a__					=					self.numpy_to_pil(__snake_case				)

												if not return_dict:
																			return (image,)

												return ImagePipelineOutput(images=__snake_case				)








import inspect
import os
import unittest
from pathlib import Path

import torch

import accelerate
from accelerate.test_utils import execute_subprocess_async
from accelerate.test_utils.testing import run_command







class 	snake_case_       (unittest.TestCase				):
					UpperCAmelCase__ :   Optional[Any]   				=      inspect.getfile(accelerate.test_utils				)
					UpperCAmelCase__ :   Tuple   				=      os.path.sep.join(mod_file.split(os.path.sep				)[:-1] + ['''scripts''', '''test_cli.py''']				)

					UpperCAmelCase__ :   Optional[int]   				=      ['''accelerate''', '''launch''']
					UpperCAmelCase__ :   List[str]   				=      Path.home() / '''.cache/huggingface/accelerate'''
					UpperCAmelCase__ :   Union[str, Any]   				=      '''default_config.yaml'''
					UpperCAmelCase__ :   List[Any]   				=      config_folder / config_file
					UpperCAmelCase__ :   Optional[int]   				=      config_folder / '''_default_config.yaml'''

					UpperCAmelCase__ :   int   				=      Path('''tests/test_configs'''				)
					@classmethod
					def 			lowerCamelCase__(				cls       :Any				) ->   int:
												if cls.config_path.is_file():
																			cls.config_path.rename(cls.changed_path				)
					@classmethod
					def 			lowerCamelCase__(				cls       :Dict				) ->   Union[str, Any]:
												if cls.changed_path.is_file():
																			cls.changed_path.rename(cls.config_path				)
					def 			lowerCamelCase__(				self       :Any				) ->   Optional[int]:
												a__					=					self.base_cmd
												if torch.cuda.is_available() and (torch.cuda.device_count() > 1):
																			cmd += ["--multi_gpu"]
												execute_subprocess_async(cmd + [self.test_file_path]      ,env=os.environ.copy()				)
					def 			lowerCamelCase__(				self       :str				) ->   List[Any]:
												for config in sorted(self.test_config_path.glob('**/*.yaml'				)				):
																			with self.subTest(config_file=__snake_case				):
																										execute_subprocess_async(
																										    self.base_cmd + ['--config_file', str(__snake_case				), self.test_file_path]      ,env=os.environ.copy()				)



					def 			lowerCamelCase__(				self       :int				) ->   List[str]:
												execute_subprocess_async(['accelerate', 'test']      ,env=os.environ.copy()				)







class 	snake_case_       (unittest.TestCase				):
					UpperCAmelCase__ :   List[Any]   				=      '''test-tpu'''
					UpperCAmelCase__ :   str   				=      '''us-central1-a'''
					UpperCAmelCase__ :   Optional[Any]   				=      '''ls'''
					UpperCAmelCase__ :   Optional[int]   				=      ['''accelerate''', '''tpu-config''']
					UpperCAmelCase__ :   Any   				=      '''cd /usr/share'''
					UpperCAmelCase__ :   Tuple   				=      '''tests/test_samples/test_command_file.sh'''
					UpperCAmelCase__ :   List[Any]   				=      '''Running gcloud compute tpus tpu-vm ssh'''
					def 			lowerCamelCase__(				self       :Optional[Any]				) ->   Tuple:
												a__					=					run_command(
												    self.cmd
												    + ['--command', self.command, '--tpu_zone', self.tpu_zone, '--tpu_name', self.tpu_name, '--debug']      ,return_stdout=__snake_case      ,)
												self.assertIn(
												    F'{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; ls --worker all'      ,__snake_case      ,)
					def 			lowerCamelCase__(				self       :int				) ->   str:
												a__					=					run_command(
												    self.cmd
												    + [
												        '--config_file',
												        'tests/test_configs/0_12_0.yaml',
												        '--command',
												        self.command,
												        '--tpu_zone',
												        self.tpu_zone,
												        '--tpu_name',
												        self.tpu_name,
												        '--debug',
												    ]      ,return_stdout=__snake_case      ,)
												self.assertIn(
												    F'{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; ls --worker all'      ,__snake_case      ,)
					def 			lowerCamelCase__(				self       :Any				) ->   Dict:
												a__					=					run_command(
												    self.cmd + ['--config_file', 'tests/test_configs/latest.yaml', '--debug']      ,return_stdout=__snake_case				)
												self.assertIn(
												    F'{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; echo "hello world"; echo "this is a second command" --worker all'      ,__snake_case      ,)
					def 			lowerCamelCase__(				self       :Tuple				) ->   str:
												a__					=					run_command(
												    self.cmd + ['--config_file', 'tests/test_configs/latest.yaml', '--command', self.command, '--debug']      ,return_stdout=__snake_case      ,)
												self.assertIn(
												    F'{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; ls --worker all'      ,__snake_case      ,)
					def 			lowerCamelCase__(				self       :Dict				) ->   int:
												a__					=					run_command(
												    self.cmd
												    + [
												        '--config_file',
												        'tests/test_configs/latest.yaml',
												        '--command',
												        self.command,
												        '--command',
												        'echo "Hello World"',
												        '--debug',
												    ]      ,return_stdout=__snake_case      ,)
												self.assertIn(
												    F'{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; ls; echo "Hello World" --worker all'      ,__snake_case      ,)
					def 			lowerCamelCase__(				self       :Union[str, Any]				) ->   List[Any]:
												a__					=					run_command(
												    self.cmd
												    + ['--config_file', 'tests/test_configs/latest.yaml', '--command_file', self.command_file, '--debug']      ,return_stdout=__snake_case      ,)
												self.assertIn(
												    F'{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; echo "hello world"; echo "this is a second command" --worker all'      ,__snake_case      ,)
					def 			lowerCamelCase__(				self       :int				) ->   int:
												a__					=					run_command(
												    self.cmd
												    + [
												        '--config_file',
												        'tests/test_configs/0_12_0.yaml',
												        '--command_file',
												        self.command_file,
												        '--tpu_zone',
												        self.tpu_zone,
												        '--tpu_name',
												        self.tpu_name,
												        '--debug',
												    ]      ,return_stdout=__snake_case      ,)
												self.assertIn(
												    F'{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; echo "hello world"; echo "this is a second command" --worker all'      ,__snake_case      ,)
					def 			lowerCamelCase__(				self       :Union[str, Any]				) ->   List[Any]:
												a__					=					run_command(
												    self.cmd + ['--config_file', 'tests/test_configs/latest.yaml', '--install_accelerate', '--debug']      ,return_stdout=__snake_case      ,)
												self.assertIn(
												    F'{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; pip install accelerate -U; echo "hello world"; echo "this is a second command" --worker all'      ,__snake_case      ,)



					def 			lowerCamelCase__(				self       :Any				) ->   Optional[int]:
												a__					=					run_command(
												    self.cmd
												    + [
												        '--config_file',
												        'tests/test_configs/latest.yaml',
												        '--install_accelerate',
												        '--accelerate_version',
												        '12.0.0',
												        '--debug',
												    ]      ,return_stdout=__snake_case      ,)
												self.assertIn(
												    F'{self.gcloud} test-tpu --zone us-central1-a --command {self.base_output}; pip install accelerate==12.0.0; echo "hello world"; echo "this is a second command" --worker all'      ,__snake_case      ,)




