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Groups > comp.lang.python > #65939
| Date | 2014-02-11 12:32 -0600 |
|---|---|
| From | Tim Chase <python.list@tim.thechases.com> |
| Subject | Re: Flag control variable |
| References | <baffb663-4f6d-4580-ac5d-d99b4aaf3c40@googlegroups.com> <0938f7a5-702f-48f7-a8ef-cd0a2fb198df@googlegroups.com> |
| Newsgroups | comp.lang.python |
| Message-ID | <mailman.6691.1392143537.18130.python-list@python.org> (permalink) |
On 2014-02-11 10:16, luke.geelen@gmail.com wrote:
> when expandig the script to multiple calcs i got a problem
> >>> a = 32
> >>> c = 51
> >>> sign = *
>
> File "<stdin>", line 1
> sign = *
> ^
> SyntaxError: invalid syntax
>
> is there a way of adding * without quoting marks, because if you do
> it just soms the arguments --
You want to store the actual operation. The "operator" module makes
this fairly easy, so you can do something like
import operator as o
operations = {
"*": o.mul,
"+": o.add,
"/": o.div,
"-": o.sub,
}
a = 32
c = 51
operation = operations["*"]
print(operation(a,c))
-tkc
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Flag control variable luke.geelen@gmail.com - 2014-02-11 09:29 -0800
Re: Flag control variable Larry Martell <larry.martell@gmail.com> - 2014-02-11 12:44 -0500
Re: Flag control variable Peter Otten <__peter__@web.de> - 2014-02-11 18:46 +0100
Re: Flag control variable luke.geelen@gmail.com - 2014-02-11 10:00 -0800
Re: Flag control variable luke.geelen@gmail.com - 2014-02-11 10:16 -0800
Re: Flag control variable Tim Chase <python.list@tim.thechases.com> - 2014-02-11 12:32 -0600
Re: Flag control variable luke.geelen@gmail.com - 2014-02-11 10:37 -0800
Re: Flag control variable Tim Chase <python.list@tim.thechases.com> - 2014-02-11 12:51 -0600
Re: Flag control variable Peter Otten <__peter__@web.de> - 2014-02-11 19:51 +0100
Re: Flag control variable luke.geelen@gmail.com - 2014-02-11 11:01 -0800
Re: Flag control variable luke.geelen@gmail.com - 2014-02-11 11:06 -0800
Re: Flag control variable Gary Herron <gary.herron@islandtraining.com> - 2014-02-11 11:26 -0800
Re: Flag control variable Tim Chase <python.list@tim.thechases.com> - 2014-02-11 13:28 -0600
Re: Flag control variable luke.geelen@gmail.com - 2014-02-11 11:54 -0800
Re: Flag control variable Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-02-11 20:02 +0000
Re: Flag control variable Jussi Piitulainen <jpiitula@ling.helsinki.fi> - 2014-02-11 21:14 +0200
Re: Flag control variable Gary Herron <gary.herron@islandtraining.com> - 2014-02-11 11:20 -0800
Re: Flag control variable Gary Herron <gary.herron@islandtraining.com> - 2014-02-11 10:55 -0800
Re: Flag control variable luke.geelen@gmail.com - 2014-02-11 10:59 -0800
Re: Flag control variable Gary Herron <gary.herron@islandtraining.com> - 2014-02-11 11:09 -0800
Re: Flag control variable Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-02-11 19:08 +0000
Re: Flag control variable luke.geelen@gmail.com - 2014-02-11 11:55 -0800
Re: Flag control variable Gary Herron <gary.herron@islandtraining.com> - 2014-02-11 12:19 -0800
Re: Flag control variable luke.geelen@gmail.com - 2014-02-11 13:18 -0800
Re: Flag control variable Gary Herron <gary.herron@islandtraining.com> - 2014-02-11 15:47 -0800
Re: Flag control variable luke.geelen@gmail.com - 2014-02-11 21:09 -0800
Re: Flag control variable Dave Angel <davea@davea.name> - 2014-02-12 00:23 -0500
Re: Flag control variable luke.geelen@gmail.com - 2014-02-12 07:32 -0800
Re: Flag control variable Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-02-12 15:42 +0000
Re: Flag control variable Dave Angel <davea@davea.name> - 2014-02-12 13:51 -0500
Re: Flag control variable Alain Ketterlin <alain@dpt-info.u-strasbg.fr> - 2014-02-12 17:10 +0100
Re: Flag control variable luke.geelen@gmail.com - 2014-02-12 09:15 -0800
Re: Flag control variable Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2014-02-12 20:46 -0500
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