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Re: Dynamically call methods where method is known by address vs name

From Michael Selik <michael.selik@gmail.com>
Newsgroups comp.lang.python
Subject Re: Dynamically call methods where method is known by address vs name
Date 2016-07-22 20:32 +0000
Message-ID <mailman.65.1469219570.22221.python-list@python.org> (permalink)
References <1469217868.1572637.674159593.622C5164@webmail.messagingengine.com> <CAGgTfkPoXNo9h5LXrMxvYUA9mLbHEdsaT5Y_6FnZVm169uGHPw@mail.gmail.com>

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On Fri, Jul 22, 2016 at 4:05 PM Malcolm Greene <python@bdurham.com> wrote:

> I know I can do the following:
>
> >>> s = 'lower'
> >>> getattr(s, 'upper')()
> 'LOWER'
>
> But how could I do the same if I had the method 'address' (better
> name???) vs. method name?
>
> >>> upper_method = s.upper
>
> How do I combine this upper_method with string s to execute the method
> and return 'LOWER'?
>

In [1]: s = 'hello'
In [2]: f = s.upper
In [3]: f()
Out[3]: 'HELLO'
In [4]: g = str.upper
In [5]: g(s)
Out[5]: 'HELLO'

Is that what you're looking for?

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Re: Dynamically call methods where method is known by address vs name Michael Selik <michael.selik@gmail.com> - 2016-07-22 20:32 +0000

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