parameters: (self, value)
docstring: r"""
          Returns the cumulative density/mass function evaluated at `value`.
docstring_summary: r"""
          Returns the cumulative density/mass function evaluated at `value`.
docstring_tokens: r Returns the cumulative density / mass function evaluated at value .
function: def cdf(self, value):
          r"""
          Returns the cumulative density/mass function evaluated at `value`.
          """
          raise NotImplementedError
function_tokens: def cdf ( self , value ) : raise NotImplementedError