python-3.x - 属性错误 : 'module' object has no attribute 'div'

Question

我尝试运行以下使用 python 3.2 的程序，出现错误:'module' object has no attribute 'div' 谁能告诉我我该怎么做才能解决这个问题？对此，我真的非常感激 !

import operator 
ops = {'+':operator.add,'-':operator.sub,'*':operator.mul,'/':operator.div}

AttributeError: 'module' object has no attribute 'div

Answer 1

According to the docs ，在 Python 3 中有一个 truediv 和一个 floordiv。您需要使用其中之一。

operator.truediv(a, b) operator.__truediv__(a, b) Return a / b where 2/3 is .66 rather than 0. This is also known as “true” division.

operator.floordiv(a, b) operator.__floordiv__(a, b) Return a // b