parameters: (self)
return_statement: return 0
docstring: Returns whether the number is not actually one.
  
          0 if a number
          1 if NaN
          2 if sNaN
docstring_summary: Returns whether the number is not actually one.
docstring_tokens: Returns whether the number is not actually one .
function: def _isnan(self):
          """Returns whether the number is not actually one.
  
          0 if a number
          1 if NaN
          2 if sNaN
          """
          if self._is_special:
              exp = self._exp
              if exp == 'n':
                  return 1
              elif exp == 'N':
                  return 2
          return 0
function_tokens: def _isnan ( self ) : if self . _is_special : exp = self . _exp if exp == 'n' : return 1 elif exp == 'N' : return 2 return 0