> basically what I wanna do is this :
>
> x = 4
> y = 7
> def switch (z,w):
> ***this will switch z to w and vice verca***
> c= z
> z=w
> w=c
> print 'Now x =', w, 'and y = ' , z
> return w
> x = switch(x,y)
>
> How am I supposed to do so I can return also a value to the variable y
> WITHOUT printing 'Now x =', w, 'and y = ' , z a second time ?
>
> thanks in advance
Using multiple assignment.
# Swap values
x, y = 4, 7
y, x = x, y
Or to keep this in a function, return a tuple and assign from that:
def switch(x, y):
return y, x
x, y = switch(x, y)
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