def funcall(self, params): if len(params) < 1: raise BadInputException("invalid number of arguments: 0") for i in xrange(len(params) - 1): if params[i].value <= params[i + 1].value: return getNil() return lisp_forms.Number("T")
def funcall(self, params): if len(params) == 0: raise BadInputException("Invalid number of arguments: 0") res = params.pop(0).value while len(params): res -= params.pop(0).value return lisp_forms.Number(res)
def funcall(self, params): for param in params: if param.value != params[0].value: return getNil() return lisp_forms.Number("T")
def funcall(self, params): res = 1 while len(params): res *= params.pop().value return lisp_forms.Number(res)