Re: running python 2 vs 3

Date	2014-03-20 15:44 -0600
From	Michael Torrie <torriem@gmail.com>
Subject	Re: running python 2 vs 3
References	<bp0e1eF613oU1@mid.individual.net> <87ob10nbeh.fsf@elektro.pacujo.net> <bp0hk7F613oU3@mid.individual.net> <mailman.8304.1395332703.18130.python-list@python.org> <bp0lohF7aqdU3@mid.individual.net>
Newsgroups	comp.lang.python
Message-ID	<mailman.8326.1395353402.18130.python-list@python.org> (permalink)

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On 03/20/2014 11:10 AM, notbob wrote:
> On 2014-03-20, Zachary Ware <zachary.ware+pylist@gmail.com> wrote:
> 
>> If you're specifying the interpreter in your command (by calling
>> "python <scriptname>.py", etc), the shebang won't mean anything
>> anyway.
> 
> DOH!  
> 
> I was following you, fine, until that last sentence.  Then how should
> I invoke the scripts? ....as your example is exactly how I've been
> doing it with 2.7, as per Learn Python the Hard Way.  Simply
> ./<scriptname>.py from the appropriate directory (assuming I keep both
> vers in separate dirs)?'

If you want to run a script with python3, just invoke the python3
interpreter:

python3 blah.py

Thread

running python 2 vs 3 notbob <notbob@nothome.com> - 2014-03-20 14:58 +0000
  Re: running python 2 vs 3 Marko Rauhamaa <marko@pacujo.net> - 2014-03-20 17:21 +0200
    Re: running python 2 vs 3 notbob <notbob@nothome.com> - 2014-03-20 16:00 +0000
      Re: running python 2 vs 3 Zachary Ware <zachary.ware+pylist@gmail.com> - 2014-03-20 11:14 -0500
        Re: running python 2 vs 3 notbob <notbob@nothome.com> - 2014-03-20 17:10 +0000
          Re: running python 2 vs 3 Chris Angelico <rosuav@gmail.com> - 2014-03-21 04:30 +1100
          Re: running python 2 vs 3 Gary Herron <gary.herron@islandtraining.com> - 2014-03-20 10:45 -0700
          Re: running python 2 vs 3 John Gordon <gordon@panix.com> - 2014-03-20 19:07 +0000
            Re: running python 2 vs 3 Terry Reedy <tjreedy@udel.edu> - 2014-03-20 18:05 -0400
              Re: running python 2 vs 3 alex23 <wuwei23@gmail.com> - 2014-03-21 12:37 +1000
          Re: running python 2 vs 3 Michael Torrie <torriem@gmail.com> - 2014-03-20 15:44 -0600
    Re: running python 2 vs 3 Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-03-20 18:56 +0000
    Re: running python 2 vs 3 Eric Jacoboni <eric.jacoboni@gmail.com> - 2014-03-20 20:07 +0100
      Re: running python 2 vs 3 Ned Batchelder <ned@nedbatchelder.com> - 2014-03-20 16:26 -0400
        Re: running python 2 vs 3 notbob <notbob@nothome.com> - 2014-03-20 21:16 +0000
        Re: running python 2 vs 3 Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2014-03-21 00:32 +0000
          Re: running python 2 vs 3 Ned Batchelder <ned@nedbatchelder.com> - 2014-03-20 21:06 -0400
            Re: running python 2 vs 3 Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2014-03-21 03:16 +0000
              Re: running python 2 vs 3 Chris Angelico <rosuav@gmail.com> - 2014-03-21 14:34 +1100
          Re: running python 2 vs 3 Chris Angelico <rosuav@gmail.com> - 2014-03-21 12:10 +1100
          Re: running python 2 vs 3 Ned Batchelder <ned@nedbatchelder.com> - 2014-03-20 21:20 -0400
    Re: running python 2 vs 3 Alan Meyer <ameyer2@yahoo.com> - 2014-03-20 15:53 -0400
      Re: running python 2 vs 3 Marko Rauhamaa <marko@pacujo.net> - 2014-03-20 22:08 +0200
        Re: running python 2 vs 3 Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-03-20 20:22 +0000
          Re: running python 2 vs 3 Marko Rauhamaa <marko@pacujo.net> - 2014-03-20 22:30 +0200
            Re: running python 2 vs 3 Zachary Ware <zachary.ware+pylist@gmail.com> - 2014-03-20 15:43 -0500
            Re: running python 2 vs 3 Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-03-20 20:44 +0000
              Re: running python 2 vs 3 Marko Rauhamaa <marko@pacujo.net> - 2014-03-20 22:50 +0200
                Re: running python 2 vs 3 Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-03-20 21:36 +0000
                Re: running python 2 vs 3 Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2014-03-21 00:59 +0000
                Re: running python 2 vs 3 Roy Smith <roy@panix.com> - 2014-03-20 21:06 -0400
                Re: running python 2 vs 3 Chris Angelico <rosuav@gmail.com> - 2014-03-21 13:18 +1100
                Re: running python 2 vs 3 Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-03-21 09:40 +0000
                Re: running python 2 vs 3 alister <alister.nospam.ware@ntlworld.com> - 2014-03-21 12:09 +0000
                Re: running python 2 vs 3 Chris Angelico <rosuav@gmail.com> - 2014-03-21 12:15 +1100
            Re: running python 2 vs 3 Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2014-03-20 22:39 +0000
        Re: running python 2 vs 3 Ned Batchelder <ned@nedbatchelder.com> - 2014-03-20 16:27 -0400
          Re: running python 2 vs 3 Marko Rauhamaa <marko@pacujo.net> - 2014-03-20 22:42 +0200
            Re: running python 2 vs 3 Ned Batchelder <ned@nedbatchelder.com> - 2014-03-20 16:53 -0400
              Re: running python 2 vs 3 Marko Rauhamaa <marko@pacujo.net> - 2014-03-20 22:59 +0200
                Re: running python 2 vs 3 Chris Kaynor <ckaynor@zindagigames.com> - 2014-03-20 14:18 -0700
                Re: running python 2 vs 3 Ned Batchelder <ned@nedbatchelder.com> - 2014-03-20 17:31 -0400
                Re: running python 2 vs 3 Marko Rauhamaa <marko@pacujo.net> - 2014-03-21 00:23 +0200
                Re: running python 2 vs 3 Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-03-20 22:42 +0000
                Re: running python 2 vs 3 Chris Angelico <rosuav@gmail.com> - 2014-03-21 10:18 +1100
                Re: running python 2 vs 3 Marko Rauhamaa <marko@pacujo.net> - 2014-03-21 07:49 +0200
                Re: running python 2 vs 3 Chris Angelico <rosuav@gmail.com> - 2014-03-21 16:54 +1100
                Re: running python 2 vs 3 Marko Rauhamaa <marko@pacujo.net> - 2014-03-21 08:08 +0200
                Re: running python 2 vs 3 Rustom Mody <rustompmody@gmail.com> - 2014-03-20 23:51 -0700
              Re: running python 2 vs 3 Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2014-03-21 00:37 +0000
                Re: running python 2 vs 3 Ethan Furman <ethan@stoneleaf.us> - 2014-03-20 18:23 -0700
              Re: running python 2 vs 3 Rustom Mody <rustompmody@gmail.com> - 2014-03-20 19:20 -0700
        Re: running python 2 vs 3 Chris Angelico <rosuav@gmail.com> - 2014-03-21 10:04 +1100
      Re: running python 2 vs 3 Mark H Harris <harrismh777@gmail.com> - 2014-03-20 15:10 -0500
        Re: running python 2 vs 3 notbob <notbob@nothome.com> - 2014-03-20 21:28 +0000
          Re: running python 2 vs 3 Mark H Harris <harrismh777@gmail.com> - 2014-03-20 16:46 -0500
          Re: running python 2 vs 3 Marko Rauhamaa <marko@pacujo.net> - 2014-03-21 00:17 +0200
          Re: running python 2 vs 3 Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2014-03-21 00:29 +0000
    Re: running python 2 vs 3 Dan Stromberg <drsalists@gmail.com> - 2014-03-20 13:38 -0700
      Re: running python 2 vs 3 Marko Rauhamaa <marko@pacujo.net> - 2014-03-20 22:46 +0200
  Re: running python 2 vs 3 Mark H Harris <harrismh777@gmail.com> - 2014-03-20 11:11 -0500
    Re: running python 2 vs 3 notbob <notbob@nothome.com> - 2014-03-20 17:23 +0000
      Re: running python 2 vs 3 Chris Angelico <rosuav@gmail.com> - 2014-03-21 04:29 +1100
        Re: running python 2 vs 3 Marko Rauhamaa <marko@pacujo.net> - 2014-03-20 19:45 +0200
      Re: running python 2 vs 3 Mark H Harris <harrismh777@gmail.com> - 2014-03-20 12:42 -0500
        Re: running python 2 vs 3 Marko Rauhamaa <marko@pacujo.net> - 2014-03-20 19:47 +0200
          Re: running python 2 vs 3 Ned Batchelder <ned@nedbatchelder.com> - 2014-03-20 14:45 -0400
          Re: running python 2 vs 3 Mark H Harris <harrismh777@gmail.com> - 2014-03-20 14:36 -0500
      Re: running python 2 vs 3 Terry Reedy <tjreedy@udel.edu> - 2014-03-20 17:52 -0400
        Re: running python 2 vs 3 notbob <notbob@nothome.com> - 2014-03-20 22:19 +0000

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