Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > comp.lang.python > #77170

Re: python string, best way to concat

Date 2014-08-27 17:44 -0500
From Tim Chase <python.list@tim.thechases.com>
Subject Re: python string, best way to concat
References <55bab2a0-e0bc-4398-90b4-c9937498f5d8@googlegroups.com> <53FE5EDD.9020502@mrabarnett.plus.com>
Newsgroups comp.lang.python
Message-ID <mailman.13530.1409179587.18130.python-list@python.org> (permalink)

Show all headers | View raw


On 2014-08-27 23:42, MRAB wrote:
> How many parameters are there? len(self.param)
> 
> Make that many placeholders and then join them together with commas:
> 
> ', '.join(['?'] * len(self.param))

I prefer the clarity of Peter Otten's suggestion of

  ', '.join('?' * len(self.param))

over the mild obscurity of putting it in a list before multiplying.

-tkc



Back to comp.lang.python | Previous | NextPrevious in thread | Next in thread | Find similar | Unroll thread


Thread

python string, best way to concat dennisearlevans@gmail.com - 2014-08-27 13:31 -0700
  Re: python string, best way to concat Dan Stromberg <drsalists@gmail.com> - 2014-08-27 15:30 -0700
  Re: python string, best way to concat Peter Otten <__peter__@web.de> - 2014-08-28 00:34 +0200
  Re: python string, best way to concat MRAB <python@mrabarnett.plus.com> - 2014-08-27 23:42 +0100
  Re: python string, best way to concat Tim Chase <python.list@tim.thechases.com> - 2014-08-27 17:44 -0500
  Re: python string, best way to concat Chris Angelico <rosuav@gmail.com> - 2014-08-28 08:55 +1000
  Re: python string, best way to concat Peter Otten <__peter__@web.de> - 2014-08-28 00:59 +0200
  Re: python string, best way to concat MRAB <python@mrabarnett.plus.com> - 2014-08-28 08:12 +0100
  Re: python string, best way to concat peter <peter.mosley@talk21.com> - 2014-08-28 01:30 -0700
    Re: python string, best way to concat Marko Rauhamaa <marko@pacujo.net> - 2014-08-28 11:34 +0300
    Re: python string, best way to concat Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-08-28 09:43 +0100
    Re: python string, best way to concat Chris Angelico <rosuav@gmail.com> - 2014-08-28 18:58 +1000
    Re: python string, best way to concat Roy Smith <roy@panix.com> - 2014-08-28 08:08 -0400
      Re: python string, best way to concat Mihamina Rakotomandimby <mihamina.rakotomandimby@rktmb.org> - 2014-08-28 15:19 +0300
      Re: python string, best way to concat Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-08-28 15:48 +0100

csiph-web