


def 				UpperCAmelCase_					(							__snake_case     ,						__snake_case     ,						__snake_case     ,						__snake_case     ,						__snake_case     ,						)     ->			float:







 """simple docstring"""


 _lowercase							      =[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:
  _lowercase							      =1 - (matter_density + radiation_density + dark_energy)

  _lowercase							      =(
      radiation_density * (redshift + 1) ** 4
      + matter_density * (redshift + 1) ** 3
      + curvature * (redshift + 1) ** 2
      + dark_energy
  )

  _lowercase							      =hubble_constant * e_a ** (1 / 2)
  return hubble


if __name__ == "__main__":
  import doctest

  # run doctest
  doctest.testmod()

  # demo LCDM approximation
  UpperCAmelCase__   	=							0.3

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





from typing import TYPE_CHECKING

from ..utils import _LazyModule


UpperCAmelCase__   	=							{
    '''config''': [
        '''EXTERNAL_DATA_FORMAT_SIZE_LIMIT''',
        '''OnnxConfig''',
        '''OnnxConfigWithPast''',
        '''OnnxSeq2SeqConfigWithPast''',
        '''PatchingSpec''',
    ],
    '''convert''': ['''export''', '''validate_model_outputs'''],
    '''features''': ['''FeaturesManager'''],
    '''utils''': ['''ParameterFormat''', '''compute_serialized_parameters_size'''],
}


if TYPE_CHECKING:
  from .config import (
      EXTERNAL_DATA_FORMAT_SIZE_LIMIT,
      OnnxConfig,
      OnnxConfigWithPast,
      OnnxSeqaSeqConfigWithPast,
      PatchingSpec,
  )
  from .convert import export, validate_model_outputs
  from .features import FeaturesManager
  from .utils import ParameterFormat, compute_serialized_parameters_size

else:
  import sys

  UpperCAmelCase__   	=							_LazyModule(__name__, globals()['''__file__'''], _import_structure, module_spec=__spec__)

