





"""simple docstring"""
def      __lowerCamelCase   (							a_     :		float ,   a_     :		float ,   a_     :		float ,   a_     :		float ,   a_     :		float ,   )			->      float:
      __SCREAMING_SNAKE_CASE   :Dict						=  [redshift, radiation_density, matter_density, dark_energy]
      if any(p < 0 for p in parameters							):
            raise ValueError('''All input parameters must be positive'''							)

      if any(p > 1 for p in parameters[1:4]							):
            raise ValueError('''Relative densities cannot be greater than one'''							)
      else:
            __SCREAMING_SNAKE_CASE   :List[Any]						=  1 - (matter_density + radiation_density + dark_energy)

            __SCREAMING_SNAKE_CASE   :Dict						=  (
                radiation_density * (redshift + 1) ** 4
                + matter_density * (redshift + 1) ** 3
                + curvature * (redshift + 1) ** 2
                + dark_energy
            )

            __SCREAMING_SNAKE_CASE   :List[str]						=  hubble_constant * e_a ** (1 / 2)
            return hubble


if __name__ == "__main__":
  import doctest

  # run doctest
  doctest.testmod()

  # demo LCDM approximation
  lowerCamelCase_								=		0.3

  print(
      hubble_parameter(
          hubble_constant=68.3,
          radiation_density=1e-4,
          matter_density=matter_density,
          dark_energy=1 - matter_density,
          redshift=0,
      )
  )


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 						_snake_case(    SCREAMING_SNAKE_CASE__			:	Union[str, Any]      )							->      Union[str, Any]:





    '''simple docstring'''






    return EnvironmentCommand()


class  A						(							_UpperCAmelCase ):







    """simple docstring"""





    @staticmethod
    def 						snake_case__     (      lowercase_ :       ArgumentParser		)->    Dict:





        '''simple docstring'''







        A__          =   parser.add_parser('env'		)
        download_parser.set_defaults(func=lowercase_		)


    def 						snake_case__     (      self :       List[Any]		)->    List[str]:





        '''simple docstring'''







        A__          =   huggingface_hub.__version__

        A__          =   'not installed'
        A__          =   'NA'
        if is_torch_available():
            import torch

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

        A__          =   'not installed'
        if is_transformers_available():
            import transformers

            A__          =   transformers.__version__

        A__          =   'not installed'
        if is_accelerate_available():
            import accelerate

            A__          =   accelerate.__version__

        A__          =   'not installed'
        if is_xformers_available():
            import xformers

            A__          =   xformers.__version__

        A__          =   {
            '`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 						snake_case__     (      lowercase_ :       int		)->    Optional[Any]:





        '''simple docstring'''







        return "\n".join([F'- {prop}: {val}' for prop, val in d.items()]		) + "\n"

