Can global variable be passed into Python function?

Chris Angelico rosuav at gmail.com
Sat Mar 1 03:01:45 CET 2014


On Sat, Mar 1, 2014 at 12:08 PM, Mark H. Harris <harrismh777 at gmail.com> wrote:
> On Friday, February 28, 2014 6:40:06 PM UTC-6, Ned Batchelder wrote:
>
>>
>> I don't understand: you show an if/elif chain that cannot be expressed
>> as a switch statement (because it uses < ), and then conclude that
>> Python needs a switch statement?  That doesn't make any sense.
>>
>
> Forgive me.  I would rewrite the structure,
>
>    switch x:
>       case GT_1:
>           __atan__Gt_1__(x)
>       case LT_1:
>          __atan__Lt_1__(x)
>       case IS_1:
>          a = gpi/4
>       case IS_n1:
>          a = -gpi/4
>       default:
>          __atan__(x)
>
>  or somesuch...   way better...  yes, there are some issues, but all workable with some effort

Does your switch construct have to handle the magic of GT_1 meaning ">
1", or do you first figure out where it falls with an if/elif tree?

ChrisA



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