code: def _conditional_toward_zero(method, sign):
          
          return method is RoundingMethods.ROUND_HALF_ZERO or \
             (method is RoundingMethods.ROUND_HALF_DOWN and sign == 1) or \
             (method is RoundingMethods.ROUND_HALF_UP and sign == -1)
docs: Whether to round toward zero.
  
          :param method: rounding method
          :type method: element of RoundingMethods.METHODS()
          :param int sign: -1, 0, or 1 as appropriate
  
          Complexity: O(1)