Passing ints to a function

Steven D'Aprano steve+comp.lang.python at pearwood.info
Sat Jun 9 01:56:47 CEST 2012


On Fri, 08 Jun 2012 16:41:40 -0700, stayvoid wrote:

> Hello,
> 
> I want to pass several values to a function which is located on a server
> (so I can't change its behavior). That function only accepts five values
> which must be ints.
> 
> There are several lists:
> a = [1, 2, 3, 4, 5]
> b = [5, 4, 3, 2, 1]
> c = [0, 0, 0, 0, 0]
> 
> I want to pass each value from these lists to that function. What is the
> most pythonic way?


You want to unpack the list:

function(*a)  # like function(a[0], a[1], a[2], ...)

If you have many lists, use a for-loop:

for L in (a, b, c):
    function(*L)




-- 
Steven


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