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Groups > comp.lang.python > #99158

Re: String format - resolve placeholders names

From Peter Otten <__peter__@web.de>
Newsgroups comp.lang.python
Subject Re: String format - resolve placeholders names
Date 2015-11-20 16:53 +0100
Organization None
Message-ID <mailman.3.1448034840.2291.python-list@python.org> (permalink)
References <20151120145227.GB13994@arxnet.hu>

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Ervin Hegedüs wrote:

> Python has a good string formatter, eg. I can do this:
> 
> s = "{who} likes {what}"
> d = {'who': "Adam", 'what': "ants"}
> s.format(**d)
> 
> result:
> 'Adam likes ants'
> 
> Is it possible, and if yes, how to resolve the placeholders names
> in string?

>>> import string
>>> for item in string.Formatter().parse("{who} likes {what}"):
...     print(item)
... 
('', 'who', '', None)
(' likes ', 'what', '', None)

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Re: String format - resolve placeholders names Peter Otten <__peter__@web.de> - 2015-11-20 16:53 +0100
  Re: String format - resolve placeholders names Denis McMahon <denismfmcmahon@gmail.com> - 2015-11-20 17:08 +0000
    Re: String format - resolve placeholders names Ervin Hegedüs <airween@gmail.com> - 2015-11-20 20:36 +0100

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