python传递参数*
时间: 2023-11-16 22:55:49 浏览: 90
在Python中,*args和**kwargs是用来传递任意数量的参数的。*args表示任意多个无名参数,类型为tuple;**kwargs表示关键字参数,为dict。当我们在函数定义时使用*args和**kwargs时,可以接受任意数量的参数,这些参数会被打包成一个tuple和一个dict,分别赋值给args和kwargs。在函数调用时,我们可以使用*和**符号来解包这些参数,将它们传递给函数。这种方式非常灵活,可以让我们在不知道参数数量的情况下编写函数。同时,我们也可以在函数定义时使用*args和**kwargs来接受任意数量的参数,然后在函数体内根据需要进行处理。例如,我们可以使用*args来接受任意数量的位置参数,然后使用**kwargs来接受任意数量的关键字参数。这样,我们就可以编写出非常灵活的函数,可以接受任意数量的参数,并且可以根据需要进行处理。
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