[Tutor] calculator will not multiply

[David]

Marc Tompkins wrote:

> It works for me under Windows XP, so I suspect that the hints you've 
> received about * being expanded by your shell are correct.  However, I 
> had an idea - rather than requiring your user to put quotes around the 
> "*", why not do this:
> 
>    elif sys.argv[2] in ["*","x","X"]:
>        total = mul(int(sys.argv[1]), int(sys.argv[3]))
>        print total
Thank you :)
> 
> This could be a problem if you wanted to develop your calculator into a 
> full-fledged scientific calculator, but otherwise...
I may need just a little more practice, not because of a lack of effort, 
but there seems to be a small problem with retention :(

> 
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