[Tutor] [Tutor} Why doesn't it choose a new number each time?

Luke Paireepinart rabidpoobear at gmail.com
Thu Feb 15 11:30:57 CET 2007


Rikard Bosnjakovic wrote:
> On 2/15/07, Nathan Pinno <falcon3166 at hotmail.com> wrote:
>
>   
>> and that was a suggestion. (Thanks!) But can anyone explain why I can
>> shorten the code? I looked at it a long while yesterday, and came up with
>> nothing. The only thing I decided was to try to get it to the GUI stage.
>>     
>
> If you take a look at your if-cases, you see that a lot of strings in
> there are the same. The code is therefore redundant, and this is what
> can be trimmed down.
>
> Consider this code:
>
> if var1 = 1 and var2 = 0:
>   print "Var1 is 1, var2 is 0"
> if var1 = 0 and var2 = 0:
>   print "Var1 is 0, var2 is 0"
> if var1 = 1 and var2 = 1:
>   print "Var1 is 1, var2 is 1"
> if var1 = 0 and var2 = 1:
>   print "Var1 is 0, var2 is 1"
>   
I think Rikard meant '==' in the above cases.
Not meaning to nitpick, just don't want someone copying and pasting this 
and ending up with weird results.
> This scope is redundant in a lot of ways and can be trimmed down to
> one if and one print:
>
> if (var1 in [0,1]) and (var2 in [0,1]):
>   print "Var1 is %d, var2 is %d" % (var1, var2)
>
> Your code is similiar to the above. It takes time to learn how to trim
> down redundant code. Vast knowledge of a language itself is not
> required, but a pretty solid knowledge about the basics is probably
> required. If you are entirely new to programming, it might be
> cumbersome though.
>
> Give it a try, and don't hesitate to ask again.
>
>   



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