


'''simple docstring'''







def 			lowercase				(_A   ,						_A   ,						_A   ,						_A   ,						_A   ,						):







       """simple docstring"""







       _lowerCAmelCase    :							Union[str, Any]   			=       [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:
              _lowerCAmelCase    :							List[Any]   			=       1 - (matter_density + radiation_density + dark_energy)

              _lowerCAmelCase    :							List[str]   			=       (
                  radiation_density * (redshift + 1) ** 4
                  + matter_density * (redshift + 1) ** 3
                  + curvature * (redshift + 1) ** 2
                  + dark_energy
              )

              _lowerCAmelCase    :							Optional[Any]   			=       hubble_constant * e_a ** (1 / 2)
              return hubble


if __name__ == "__main__":
       import doctest

       # run doctest
       doctest.testmod()

       # demo LCDM approximation
       lowerCAmelCase    :     Any					=						0.3

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





'''simple docstring'''







from .configuration_bert_masked import MaskedBertConfig
from .modeling_bert_masked import (
    MaskedBertForMultipleChoice,
    MaskedBertForQuestionAnswering,
    MaskedBertForSequenceClassification,
    MaskedBertForTokenClassification,
    MaskedBertModel,
)
from .modules import *

