Re: Make a unique filesystem path, without creating the file

From	Ethan Furman <ethan@stoneleaf.us>
Newsgroups	comp.lang.python
Subject	Re: Make a unique filesystem path, without creating the file
Date	2016-02-22 10:11 -0800
Message-ID	<mailman.44.1456164660.20994.python-list@python.org> (permalink)
References	<85r3gf55k4.fsf@benfinney.id.au> <CAG93HwHjKewu-VHUUc1jL=cU-pDNxVtKxx6ORyr+mdLLSJx2TA@mail.gmail.com> <CAG93HwGRsvcc=9rGgOA=oi6C-3pTk-Kr3g4dxCN0ivvixTVPWw@mail.gmail.com> <85mvr26dij.fsf@benfinney.id.au>

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On 02/14/2016 04:08 PM, Ben Finney wrote:

> I am unconcerned with whether there is a real filesystem entry of that
> name; the goal entails having no filesystem activity for this. I want a
> valid unique filesystem path, without touching the filesystem.

This is impossible.  If you don't touch the file system you have no way 
to know if the path is unique.

--
~Ethan~

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Re: Make a unique filesystem path, without creating the file Ethan Furman <ethan@stoneleaf.us> - 2016-02-22 10:11 -0800
  Re: Make a unique filesystem path, without creating the file Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-02-22 18:17 +0000
    Re: Make a unique filesystem path, without creating the file Chris Angelico <rosuav@gmail.com> - 2016-02-23 05:25 +1100
      Re: Make a unique filesystem path, without creating the file Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-02-22 18:39 +0000
        Re: Make a unique filesystem path, without creating the file Marko Rauhamaa <marko@pacujo.net> - 2016-02-22 20:48 +0200
          Re: Make a unique filesystem path, without creating the file Steven D'Aprano <steve@pearwood.info> - 2016-02-23 10:37 +1100
            Re: Make a unique filesystem path, without creating the file Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-02-23 00:08 +0000
              Re: Make a unique filesystem path, without creating the file Chris Angelico <rosuav@gmail.com> - 2016-02-23 11:18 +1100
                Re: Make a unique filesystem path, without creating the file Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-02-23 00:26 +0000
                Re: Make a unique filesystem path, without creating the file Chris Angelico <rosuav@gmail.com> - 2016-02-23 11:33 +1100
                Re: Make a unique filesystem path, without creating the file Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-02-23 00:44 +0000
                Re: Make a unique filesystem path, without creating the file Chris Angelico <rosuav@gmail.com> - 2016-02-23 11:56 +1100
        Re: Make a unique filesystem path, without creating the file Chris Angelico <rosuav@gmail.com> - 2016-02-23 06:04 +1100
          Re: Make a unique filesystem path, without creating the file Paul Rubin <no.email@nospam.invalid> - 2016-02-22 11:22 -0800
            Re: Make a unique filesystem path, without creating the file Steven D'Aprano <steve@pearwood.info> - 2016-02-23 10:45 +1100
          Re: Make a unique filesystem path, without creating the file Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-02-22 19:22 +0000
            Re: Make a unique filesystem path, without creating the file Marko Rauhamaa <marko@pacujo.net> - 2016-02-22 21:32 +0200
              Re: Make a unique filesystem path, without creating the file Random832 <random832@fastmail.com> - 2016-02-22 14:41 -0500
                Re: Make a unique filesystem path, without creating the file Marko Rauhamaa <marko@pacujo.net> - 2016-02-22 22:41 +0200
                Re: Make a unique filesystem path, without creating the file Paul Rubin <no.email@nospam.invalid> - 2016-02-22 13:05 -0800
                Re: Make a unique filesystem path, without creating the file Marko Rauhamaa <marko@pacujo.net> - 2016-02-22 23:22 +0200
                Re: Make a unique filesystem path, without creating the file Paul Rubin <no.email@nospam.invalid> - 2016-02-22 15:26 -0800
              Re: Make a unique filesystem path, without creating the file Steven D'Aprano <steve@pearwood.info> - 2016-02-23 11:33 +1100
                Re: Make a unique filesystem path, without creating the file Marko Rauhamaa <marko@pacujo.net> - 2016-02-23 08:54 +0200
                Re: Make a unique filesystem path, without creating the file Paul Rubin <no.email@nospam.invalid> - 2016-02-22 23:18 -0800
                Re: Make a unique filesystem path, without creating the file Marko Rauhamaa <marko@pacujo.net> - 2016-02-23 21:04 +0200
                Re: Make a unique filesystem path, without creating the file Steven D'Aprano <steve@pearwood.info> - 2016-02-24 12:40 +1100
                Re: Make a unique filesystem path, without creating the file Marko Rauhamaa <marko@pacujo.net> - 2016-02-24 09:20 +0200
                Re: Make a unique filesystem path, without creating the file Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2016-02-25 16:38 +1100
                Re: Make a unique filesystem path, without creating the file Marko Rauhamaa <marko@pacujo.net> - 2016-02-25 08:54 +0200
                Re: Make a unique filesystem path, without creating the file Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2016-02-25 19:21 +1100
                Re: Make a unique filesystem path, without creating the file Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-02-25 10:05 +0000
            Re: Make a unique filesystem path, without creating the file Chris Angelico <rosuav@gmail.com> - 2016-02-23 06:37 +1100
            Re: Make a unique filesystem path, without creating the file Steven D'Aprano <steve@pearwood.info> - 2016-02-23 11:03 +1100
              Re: Make a unique filesystem path, without creating the file Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-02-23 00:11 +0000
              Re: Make a unique filesystem path, without creating the file Paul Rubin <no.email@nospam.invalid> - 2016-02-22 18:27 -0800
                Re: Make a unique filesystem path, without creating the file Chris Angelico <rosuav@gmail.com> - 2016-02-23 13:53 +1100
                Re: Make a unique filesystem path, without creating the file Paul Rubin <no.email@nospam.invalid> - 2016-02-22 19:26 -0800
                Re: Make a unique filesystem path, without creating the file Mark Lawrence <breamoreboy@yahoo.co.uk> - 2016-02-23 08:09 +0000
                Re: Make a unique filesystem path, without creating the file Paul Rubin <no.email@nospam.invalid> - 2016-02-23 00:22 -0800
                Re: Make a unique filesystem path, without creating the file Peter Otten <__peter__@web.de> - 2016-02-23 09:40 +0100
                Re: Make a unique filesystem path, without creating the file Mark Lawrence <breamoreboy@yahoo.co.uk> - 2016-02-23 09:00 +0000
                Re: Make a unique filesystem path, without creating the file Grant Edwards <invalid@invalid.invalid> - 2016-02-23 15:14 +0000
                Re: Make a unique filesystem path, without creating the file Steven D'Aprano <steve@pearwood.info> - 2016-02-25 11:41 +1100
                Re: Make a unique filesystem path, without creating the file Random832 <random832@fastmail.com> - 2016-02-25 10:03 -0500
    Re: Make a unique filesystem path, without creating the file Steven D'Aprano <steve@pearwood.info> - 2016-02-23 11:18 +1100

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