
import platform
from argparse import ArgumentParser

import huggingface_hub

from .. import __version__ as version
from ..utils import is_accelerate_available, is_torch_available, is_transformers_available, is_xformers_available
from . import BaseDiffusersCLICommand





def 			lowerCamelCase_ (				lowerCamelCase__    ):
				return EnvironmentCommand()





class     _SCREAMING_SNAKE_CASE     (      snake_case_						):



	@staticmethod
	def     SCREAMING_SNAKE_CASE_(    lowercase )				->       int:
					lowerCamelCase_						=			parser.add_parser("env" )
					download_parser.set_defaults(func=lowercase )



	def     SCREAMING_SNAKE_CASE_(    self )				->       Union[str, Any]:
					lowerCamelCase_						=			huggingface_hub.__version__

					lowerCamelCase_						=			"not installed"
					lowerCamelCase_						=			"NA"
					if is_torch_available():
									import torch

									lowerCamelCase_						=			torch.__version__
									lowerCamelCase_						=			torch.cuda.is_available()

					lowerCamelCase_						=			"not installed"
					if is_transformers_available():
									import transformers

									lowerCamelCase_						=			transformers.__version__

					lowerCamelCase_						=			"not installed"
					if is_accelerate_available():
									import accelerate

									lowerCamelCase_						=			accelerate.__version__

					lowerCamelCase_						=			"not installed"
					if is_xformers_available():
									import xformers

									lowerCamelCase_						=			xformers.__version__

					lowerCamelCase_						=			{
					    "`diffusers` version": version,
					    "Platform": platform.platform(),
					    "Python version": platform.python_version(),
					    "PyTorch version (GPU?)": f'{pt_version} ({pt_cuda_available})',
					    "Huggingface_hub version": hub_version,
					    "Transformers version": transformers_version,
					    "Accelerate version": accelerate_version,
					    "xFormers version": xformers_version,
					    "Using GPU in script?": "<fill in>",
					    "Using distributed or parallel set-up in script?": "<fill in>",
					}

					print("\nCopy-and-paste the text below in your GitHub issue and FILL OUT the two last points.\n" )
					print(self.format_dict(lowercase ) )

					return info



	@staticmethod
	def     SCREAMING_SNAKE_CASE_(    lowercase )				->       List[Any]:
					return "\n".join([f'- {prop}: {val}' for prop, val in d.items()] ) + "\n"




from collections import deque





def 			lowerCamelCase_ (				lowerCamelCase__    ):
				lowerCamelCase_						=			len(lowerCamelCase__    )
				lowerCamelCase_						=			deque()
				lowerCamelCase_						=			[False for _ in range(lowerCamelCase__    )]
				lowerCamelCase_						=			[-1 for _ in range(lowerCamelCase__    )]
				lowerCamelCase_						=			index_of[:]

				def strong_connect(lowerCamelCase__	, lowerCamelCase__	, lowerCamelCase__    ):
								lowerCamelCase_						=			index  # the number when this node is seen
								lowerCamelCase_						=			index  # lowest rank node reachable from here
								index += 1
								stack.append(lowerCamelCase__    )
								lowerCamelCase_						=			True

								for w in g[v]:
												if index_of[w] == -1:
																lowerCamelCase_						=			strong_connect(lowerCamelCase__	, lowerCamelCase__	, lowerCamelCase__    )
																lowerCamelCase_						=			(
																    lowlink_of[w] if lowlink_of[w] < lowlink_of[v] else lowlink_of[v]
																)
												elif on_stack[w]:
																lowerCamelCase_						=			(
																    lowlink_of[w] if lowlink_of[w] < lowlink_of[v] else lowlink_of[v]
																)

								if lowlink_of[v] == index_of[v]:
												lowerCamelCase_						=			[]
												lowerCamelCase_						=			stack.pop()
												lowerCamelCase_						=			False
												component.append(lowerCamelCase__    )
												while w != v:
																lowerCamelCase_						=			stack.pop()
																lowerCamelCase_						=			False
																component.append(lowerCamelCase__    )
												components.append(lowerCamelCase__    )
								return index

				lowerCamelCase_						=			[]
				for v in range(lowerCamelCase__    ):
								if index_of[v] == -1:
												strong_connect(lowerCamelCase__	, 0	, lowerCamelCase__    )

				return components





def 			lowerCamelCase_ (				lowerCamelCase__	, lowerCamelCase__    ):
				lowerCamelCase_						=			[[] for _ in range(lowerCamelCase__    )]
				for u, v in edges:
								g[u].append(lowerCamelCase__    )
				return g


if __name__ == "__main__":
			# Test
			__A				=7
			__A				=[0, 0, 1, 2, 3, 3, 4, 4, 6]
			__A				=[1, 3, 2, 0, 1, 4, 5, 6, 5]
			__A				=[(u, v) for u, v in zip(source, target)]
			__A				=create_graph(n_vertices, edges)

			assert [[5], [6], [4], [3, 2, 1, 0]] == tarjan(g)


