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Re: newbie question

From Tim Chase <python.list@tim.thechases.com>
Newsgroups comp.lang.python
Subject Re: newbie question
Date 2016-03-24 05:58 -0500
Message-ID <mailman.88.1458817732.2244.python-list@python.org> (permalink)
References <56f3c3eb$0$4546$426a74cc@news.free.fr> <CAKUKWznbxpONGMKpaUerFby9Y9W=357EDZcNhSL3gxbZSRQTEw@mail.gmail.com>

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On 2016-03-24 11:49, David Palao wrote:
>> s = "(1, 2, 3, 4)"
>>
>> and I want to recover the tuple in a variable t
>>
>> t = (1, 2, 3, 4)
>>
>> how would you do ?
>
> Use "eval":
> s = "(1, 2, 3, 4)"
> t = eval(s)

Using eval() has security implications. Use ast.literal_eval for
safety instead:

  import ast
  s = "(1, 2, 3, 4)"
  t = ast.literal_eval(s)

-tkc

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newbie question "ast" <nomail@com.invalid> - 2016-03-24 11:39 +0100
  Re: newbie question David Palao <dpalao.python@gmail.com> - 2016-03-24 11:49 +0100
    Re: newbie question "ast" <nomail@com.invalid> - 2016-03-24 11:54 +0100
    Re: newbie question Steven D'Aprano <steve@pearwood.info> - 2016-03-25 00:53 +1100
      Re: newbie question Grant Edwards <invalid@invalid.invalid> - 2016-03-24 15:05 +0000
        Re: newbie question wxjmfauth@gmail.com - 2016-03-24 10:11 -0700
  Re: newbie question Matt Wheeler <m@funkyhat.org> - 2016-03-24 10:57 +0000
  Re: newbie question Tim Chase <python.list@tim.thechases.com> - 2016-03-24 05:58 -0500
  Re: newbie question "Sven R. Kunze" <srkunze@mail.de> - 2016-03-24 12:10 +0100
  Re: newbie question Steven D'Aprano <steve@pearwood.info> - 2016-03-24 22:13 +1100
  Re: newbie question Matt Wheeler <m@funkyhat.org> - 2016-03-24 13:22 +0000
    Re: newbie question "ast" <nomail@com.invalid> - 2016-03-28 17:34 +0200
      Re: newbie question "Sven R. Kunze" <srkunze@mail.de> - 2016-03-29 12:23 +0200
  Re: newbie question "Sven R. Kunze" <srkunze@mail.de> - 2016-03-24 18:47 +0100

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