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Groups > comp.lang.python > #108830 > unrolled thread

for / while else doesn't make sense

Started byHerkermer Sherwood <theherk@gmail.com>
First post2016-05-19 09:31 -0700
Last post2016-06-16 11:19 +1000
Articles 20 on this page of 282 — 43 participants

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Contents

  for / while else doesn't make sense Herkermer Sherwood <theherk@gmail.com> - 2016-05-19 09:31 -0700
    Re: for / while else doesn't make sense Ned Batchelder <ned@nedbatchelder.com> - 2016-05-19 10:22 -0700
      Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-20 04:02 +1000
      Re: for / while else doesn't make sense theherk@gmail.com - 2016-05-19 11:47 -0700
        Re: for / while else doesn't make sense Marko Rauhamaa <marko@pacujo.net> - 2016-05-19 23:28 +0300
        Re: for / while else doesn't make sense David Jardine <david@jardine.de> - 2016-05-19 21:49 +0200
    Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-20 03:46 +1000
      Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-19 17:55 +0000
        Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-20 10:06 +1000
          Re: for / while else doesn't make sense gst <g.starck@gmail.com> - 2016-05-19 19:02 -0700
            Re: for / while else doesn't make sense Stephen Hansen <me+python@ixokai.io> - 2016-05-19 23:53 -0700
          Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-20 11:55 +0000
            Re: for / while else doesn't make sense Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2016-05-20 19:57 -0400
              Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-21 21:26 +1000
            Re: for / while else doesn't make sense Ethan Furman <ethan@stoneleaf.us> - 2016-05-20 16:58 -0700
              Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-21 00:24 +0000
                Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-21 13:50 +1000
                  Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-21 14:01 +1000
                    Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-21 19:56 +1000
                      Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-21 20:08 +1000
                        Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-21 20:55 +1000
                          Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-21 21:10 +1000
          Re: for / while else doesn't make sense Erik <python@lucidity.plus.com> - 2016-05-21 08:20 +0100
            Re: for / while else doesn't make sense Marko Rauhamaa <marko@pacujo.net> - 2016-05-21 11:37 +0300
            Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-21 20:39 +1000
              Re: for / while else doesn't make sense Erik <python@lucidity.plus.com> - 2016-05-21 21:48 +0100
                Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-22 12:57 +1000
              Re: for / while else doesn't make sense Michael Selik <michael.selik@gmail.com> - 2016-05-22 02:55 +0000
          Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-21 17:29 +1000
        Re: for / while else doesn't make sense Bob Martin <bob.martin@excite.com> - 2016-05-20 07:45 +0100
      Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-20 06:01 +1000
      Re: for / while else doesn't make sense Ian Kelly <ian.g.kelly@gmail.com> - 2016-05-19 14:11 -0600
      Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-20 06:27 +1000
    Re: for / while else doesn't make sense Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2016-05-20 11:51 +1200
      Re: for / while else doesn't make sense Erik <python@lucidity.plus.com> - 2016-05-20 09:09 +0100
      Re: for / while else doesn't make sense Zachary Ware <zachary.ware+pylist@gmail.com> - 2016-05-20 10:59 -0500
      Re: for / while else doesn't make sense Christopher Reimer <christopher_reimer@icloud.com> - 2016-05-20 12:20 -0700
        Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-21 08:43 +1000
          Re: for / while else doesn't make sense theherk@gmail.com - 2016-05-20 16:24 -0700
            Re: for / while else doesn't make sense Marko Rauhamaa <marko@pacujo.net> - 2016-05-21 09:03 +0300
              Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-21 21:26 +1000
                Re: for / while else doesn't make sense Ian Kelly <ian.g.kelly@gmail.com> - 2016-05-21 07:51 -0600
                Re: for / while else doesn't make sense Grant Edwards <grant.b.edwards@gmail.com> - 2016-05-21 15:20 +0000
          Re: for / while else doesn't make sense Ben Finney <ben+python@benfinney.id.au> - 2016-05-21 10:21 +1000
          Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-21 00:35 +0000
            Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-21 12:05 +1000
              Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-22 14:15 +0000
                Re: for / while else doesn't make sense Marko Rauhamaa <marko@pacujo.net> - 2016-05-22 17:58 +0300
                  Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-22 15:09 +0000
                  Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-05-22 08:26 -0700
                  Re: for / while else doesn't make sense Random832 <random832@fastmail.com> - 2016-05-22 13:25 -0400
                    Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-05-22 10:34 -0700
                    Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-22 18:06 +0000
                      Re: for / while else doesn't make sense Random832 <random832@fastmail.com> - 2016-05-22 14:17 -0400
                    Re: for / while else doesn't make sense Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2016-05-23 17:09 +1000
                Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-23 01:19 +1000
                  Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-23 01:32 +1000
                    Re: for / while else doesn't make sense Marko Rauhamaa <marko@pacujo.net> - 2016-05-22 18:50 +0300
                  Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-22 15:52 +0000
                    Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-23 02:35 +1000
                      Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-22 16:46 +0000
                        Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-05-22 10:22 -0700
                        Re: for / while else doesn't make sense Random832 <random832@fastmail.com> - 2016-05-22 13:30 -0400
                          Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-22 17:55 +0000
                            Re: for / while else doesn't make sense Random832 <random832@fastmail.com> - 2016-05-22 14:14 -0400
                            Re: for / while else doesn't make sense Ben Bacarisse <ben.usenet@bsb.me.uk> - 2016-05-22 20:51 +0100
                              Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-23 00:34 +0000
                            Re: for / while else doesn't make sense Ian Kelly <ian.g.kelly@gmail.com> - 2016-05-22 17:04 -0600
                    Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-23 08:09 +1000
                      Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-23 00:36 +0000
                        Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-23 11:01 +1000
                          Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-23 01:00 +0000
                            Re: for / while else doesn't make sense breamoreboy@gmail.com - 2016-05-22 18:47 -0700
                              Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-23 15:35 +0000
                            Re: for / while else doesn't make sense MRAB <python@mrabarnett.plus.com> - 2016-05-23 02:51 +0100
                        Re: for / while else doesn't make sense Ben Finney <ben+python@benfinney.id.au> - 2016-05-23 14:13 +1000
                          Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-05-22 23:09 -0700
                            Re: for / while else doesn't make sense Marko Rauhamaa <marko@pacujo.net> - 2016-05-23 09:30 +0300
                              Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-05-22 23:46 -0700
                            Re: for / while else doesn't make sense Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2016-05-23 18:09 +1000
                              Re: for / while else doesn't make sense Ian Kelly <ian.g.kelly@gmail.com> - 2016-05-23 08:14 -0600
                                Re: for / while else doesn't make sense Ben Bacarisse <ben.usenet@bsb.me.uk> - 2016-05-23 15:29 +0100
                                  Re: for / while else doesn't make sense Ian Kelly <ian.g.kelly@gmail.com> - 2016-05-23 08:49 -0600
                                    Re: for / while else doesn't make sense Pete Forman <petef4+usenet@gmail.com> - 2016-05-23 19:16 +0100
                                      Re: for / while else doesn't make sense Ian Kelly <ian.g.kelly@gmail.com> - 2016-05-23 13:24 -0600
                                        Re: for / while else doesn't make sense Pete Forman <petef4+usenet@gmail.com> - 2016-05-23 22:50 +0100
                                          Re: for / while else doesn't make sense Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2016-05-24 18:49 +1200
                                            Re: for / while else doesn't make sense Pete Forman <petef4+usenet@gmail.com> - 2016-05-24 19:03 +0100
                                              Re: for / while else doesn't make sense Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2016-05-25 18:35 +1200
                                      Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-24 10:38 +1000
                                  Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-24 00:57 +1000
                                    Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-24 01:47 +1000
                                      Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-24 01:57 +1000
                                    Re: for / while else doesn't make sense Ben Bacarisse <ben.usenet@bsb.me.uk> - 2016-05-23 17:51 +0100
                                      Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-24 02:59 +1000
                                        Re: for / while else doesn't make sense Ben Bacarisse <ben.usenet@bsb.me.uk> - 2016-05-23 20:55 +0100
                                          Re: for / while else doesn't make sense Mark Dickinson <mdickinson@enthought.com> - 2016-05-23 20:17 +0000
                                            Re: for / while else doesn't make sense Ben Bacarisse <ben.usenet@bsb.me.uk> - 2016-05-23 22:01 +0100
                                            Numerical methods [was Re: for / while else doesn't make sense] Steven D'Aprano <steve@pearwood.info> - 2016-05-24 10:57 +1000
                                  Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-05-23 08:30 -0700
                                    Re: for / while else doesn't make sense Ian Kelly <ian.g.kelly@gmail.com> - 2016-05-23 10:02 -0600
                                    Re: for / while else doesn't make sense Grant Edwards <grant.b.edwards@gmail.com> - 2016-05-23 20:22 +0000
                                    Re: for / while else doesn't make sense Ian Kelly <ian.g.kelly@gmail.com> - 2016-05-23 09:53 -0600
                                      When were real numbers born? (was for / while else doesn't make sense) Rustom Mody <rustompmody@gmail.com> - 2016-05-23 22:02 -0700
                                    Re: for / while else doesn't make sense Christopher Reimer <christopher_reimer@icloud.com> - 2016-05-23 15:36 -0700
                                      Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-24 11:05 +1000
                                        Re: for / while else doesn't make sense Ned Batchelder <ned@nedbatchelder.com> - 2016-05-23 19:19 -0700
                                          META Culture of this place [was Re: for / while else doesn't make sense] Steven D'Aprano <steve@pearwood.info> - 2016-05-25 02:43 +1000
                                            Re: META Culture of this place [was Re: for / while else doesn't make sense] boB Stepp <robertvstepp@gmail.com> - 2016-05-24 12:19 -0500
                                            Re: META Culture of this place [was Re: for / while else doesn't make sense] Ned Batchelder <ned@nedbatchelder.com> - 2016-05-24 10:44 -0700
                                              Re: META Culture of this place [was Re: for / while else doesn't make sense] Paul Rubin <no.email@nospam.invalid> - 2016-05-24 12:54 -0700
                                        Re: for / while else doesn't make sense Grant Edwards <grant.b.edwards@gmail.com> - 2016-05-24 14:23 +0000
                                        Re: for / while else doesn't make sense Christopher Reimer <christopher_reimer@icloud.com> - 2016-05-24 10:40 -0700
                                          Re: for / while else doesn't make sense Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2016-05-25 18:38 +1200
                                            Extended ASCII [was Re: for / while else doesn't make sense] Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2016-05-25 17:30 +1000
                                            Re: for / while else doesn't make sense Christopher Reimer <christopher_reimer@icloud.com> - 2016-05-25 02:10 -0700
                                              Exended ASCII and code pages [was Re: for / while else doesn't make sense] Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2016-05-25 20:19 +1000
                                                Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Chris Angelico <rosuav@gmail.com> - 2016-05-25 20:30 +1000
                                                Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Erik <python@lucidity.plus.com> - 2016-05-25 22:03 +0100
                                                  Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Jussi Piitulainen <jussi.piitulainen@helsinki.fi> - 2016-05-26 10:21 +0300
                                                    Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Rustom Mody <rustompmody@gmail.com> - 2016-05-26 00:44 -0700
                                                    Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Marko Rauhamaa <marko@pacujo.net> - 2016-05-26 12:11 +0300
                                                      Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Chris Angelico <rosuav@gmail.com> - 2016-05-26 19:20 +1000
                                                    Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Erik <python@lucidity.plus.com> - 2016-05-26 21:54 +0100
                                                      Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Jussi Piitulainen <jussi.piitulainen@helsinki.fi> - 2016-05-27 08:03 +0300
                                                Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2016-05-25 21:28 -0400
                                                Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Erik <python@lucidity.plus.com> - 2016-05-26 09:11 +0100
                                                  Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Marko Rauhamaa <marko@pacujo.net> - 2016-05-26 12:20 +0300
                                                    Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Erik <python@lucidity.plus.com> - 2016-05-26 21:29 +0100
                                                      Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Marko Rauhamaa <marko@pacujo.net> - 2016-05-27 00:12 +0300
                                                        Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Steven D'Aprano <steve@pearwood.info> - 2016-05-27 13:35 +1000
                                                          Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Marko Rauhamaa <marko@pacujo.net> - 2016-05-27 09:10 +0300
                                                            Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Steven D'Aprano <steve@pearwood.info> - 2016-05-27 16:47 +1000
                                                              Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Marko Rauhamaa <marko@pacujo.net> - 2016-05-27 10:04 +0300
                                                                Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Steven D'Aprano <steve@pearwood.info> - 2016-05-27 19:56 +1000
                                                                  Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Random832 <random832@fastmail.com> - 2016-05-27 09:51 -0400
                                                                    Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Rustom Mody <rustompmody@gmail.com> - 2016-05-27 08:53 -0700
                                                                      Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Random832 <random832@fastmail.com> - 2016-05-27 12:09 -0400
                                                                        Coding systems are political (was Exended ASCII and code pages) Rustom Mody <rustompmody@gmail.com> - 2016-05-27 21:46 -0700
                                                                          Re: Coding systems are political (was Exended ASCII and code pages) wxjmfauth@gmail.com - 2016-05-28 08:16 -0700
                                                                            Re: Coding systems are political (was Exended ASCII and code pages) Ned Batchelder <ned@nedbatchelder.com> - 2016-05-28 08:50 -0700
                                                                          Re: Coding systems are political (was Exended ASCII and code pages) Random832 <random832@fastmail.com> - 2016-05-28 14:05 -0400
                                                                          Re: Coding systems are political (was Exended ASCII and code pages) Steven D'Aprano <steve@pearwood.info> - 2016-05-29 15:37 +1000
                                                                            Re: Coding systems are political (was Exended ASCII and code pages) Rustom Mody <rustompmody@gmail.com> - 2016-05-28 23:12 -0700
                                                                              Re: Coding systems are political (was Exended ASCII and code pages) Terry Reedy <tjreedy@udel.edu> - 2016-05-29 14:46 -0400
                                                                                Re: Coding systems are political (was Exended ASCII and code pages) Christian Gollwitzer <auriocus@gmx.de> - 2016-05-29 22:29 +0200
                                                                                Re: Coding systems are political (was Exended ASCII and code pages) wxjmfauth@gmail.com - 2016-05-30 06:35 -0700
                                                                                Re: Coding systems are political (was Exended ASCII and code pages) Rustom Mody <rustompmody@gmail.com> - 2016-06-04 20:54 -0700
                                                                            Re: Coding systems are political (was Exended ASCII and code pages) alister <alister.ware@ntlworld.com> - 2016-05-29 06:19 +0000
                                                                            Re: Coding systems are political (was Exended ASCII and code pages) Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2016-05-29 20:54 +1200
                                                                              Re: Coding systems are political (was Exended ASCII and code pages) Marko Rauhamaa <marko@pacujo.net> - 2016-05-29 12:56 +0300
                                                                            Re: Coding systems are political (was Exended ASCII and code pages) wxjmfauth@gmail.com - 2016-05-30 09:11 -0700
                                                                      Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Chris Angelico <rosuav@gmail.com> - 2016-05-28 02:16 +1000
                                                                      Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Steven D'Aprano <steve@pearwood.info> - 2016-05-28 18:54 +1000
                                                                    Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Marko Rauhamaa <marko@pacujo.net> - 2016-05-27 22:03 +0300
                                                                      Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Rustom Mody <rustompmody@gmail.com> - 2016-05-27 21:23 -0700
                                                  Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Rustom Mody <rustompmody@gmail.com> - 2016-05-26 03:39 -0700
                                                Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense] Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2016-05-26 07:07 -0400
                                              Re: for / while else doesn't make sense Marko Rauhamaa <marko@pacujo.net> - 2016-05-25 13:47 +0300
                                                Re: for / while else doesn't make sense Christopher Reimer <christopher_reimer@icloud.com> - 2016-05-25 05:19 -0700
                                                Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-05-25 22:49 -0700
                                                  Re: for / while else doesn't make sense Jussi Piitulainen <jussi.piitulainen@helsinki.fi> - 2016-05-26 09:54 +0300
                                                    Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-05-26 00:44 -0700
                                                    Re: for / while else doesn't make sense wxjmfauth@gmail.com - 2016-05-26 00:52 -0700
                                                  Re: for / while else doesn't make sense Marko Rauhamaa <marko@pacujo.net> - 2016-05-26 12:05 +0300
                                                    Re: for / while else doesn't make sense Random832 <random832@fastmail.com> - 2016-05-29 14:41 -0400
                                                      Re: for / while else doesn't make sense Marko Rauhamaa <marko@pacujo.net> - 2016-05-29 22:01 +0300
                                    Re: for / while else doesn't make sense Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2016-05-23 20:07 -0400
                                    Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-24 10:11 +1000
                                  Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-24 02:59 +1000
                                    Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-23 17:09 +0000
                                      Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-24 03:33 +1000
                                        Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-23 17:57 +0000
                                          Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-24 04:14 +1000
                                      Re: for / while else doesn't make sense Random832 <random832@fastmail.com> - 2016-05-23 13:44 -0400
                                      Re: for / while else doesn't make sense Ian Kelly <ian.g.kelly@gmail.com> - 2016-05-23 11:52 -0600
                                      Re: for / while else doesn't make sense Alan Evangelista <alanoe@linux.vnet.ibm.com> - 2016-05-23 15:06 -0300
                                      Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-24 12:15 +1000
                                        Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-24 10:54 +0000
                                          Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-05-25 03:44 +1000
                                            Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-25 03:49 +1000
                                            Re: for / while else doesn't make sense MRAB <python@mrabarnett.plus.com> - 2016-05-24 19:57 +0100
                                            Re: for / while else doesn't make sense Jon Ribbens <jon+usenet@unequivocal.co.uk> - 2016-05-24 20:10 +0000
                                    Re: for / while else doesn't make sense Ben Bacarisse <ben.usenet@bsb.me.uk> - 2016-05-23 20:29 +0100
                        Re: for / while else doesn't make sense Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2016-05-23 18:33 +1000
          Re: for / while else doesn't make sense Grant Edwards <grant.b.edwards@gmail.com> - 2016-05-21 02:17 +0000
          Re: for / while else doesn't make sense Christopher Reimer <christopher_reimer@icloud.com> - 2016-05-20 18:23 -0700
          Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-05-21 12:31 +1000
          Re: for / while else doesn't make sense Christopher Reimer <christopher_reimer@icloud.com> - 2016-05-20 20:47 -0700
        Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-05-20 22:18 -0700
          Education [was Re: for / while else doesn't make sense] Steven D'Aprano <steve@pearwood.info> - 2016-05-21 20:05 +1000
            Re: Education [was Re: for / while else doesn't make sense] Christopher Reimer <christopher_reimer@icloud.com> - 2016-05-21 08:51 -0700
              Re: Education [was Re: for / while else doesn't make sense] Marko Rauhamaa <marko@pacujo.net> - 2016-05-21 20:08 +0300
                Re: Education [was Re: for / while else doesn't make sense] Rob Gaddi <rgaddi@highlandtechnology.invalid> - 2016-05-23 16:44 +0000
    Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-01 16:39 -0700
      Re: for / while else doesn't make sense Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2016-06-02 13:44 +1000
      Re: for / while else doesn't make sense Rob Gaddi <rgaddi@highlandtechnology.invalid> - 2016-06-02 20:09 +0000
        Re: for / while else doesn't make sense Ian Kelly <ian.g.kelly@gmail.com> - 2016-06-02 14:46 -0600
        Re: for / while else doesn't make sense BartC <bc@freeuk.com> - 2016-06-02 21:52 +0100
          Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-02 18:05 -0700
            Re: for / while else doesn't make sense BartC <bc@freeuk.com> - 2016-06-03 10:23 +0100
          Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-02 19:47 -0700
            Re: for / while else doesn't make sense BartC <bc@freeuk.com> - 2016-06-03 10:32 +0100
              Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-03 09:22 -0700
                Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-06-04 12:20 +1000
                  Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-03 20:41 -0700
                    Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-06-04 19:27 +1000
                      Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-04 20:20 -0700
                Re: for / while else doesn't make sense BartC <bc@freeuk.com> - 2016-06-04 13:55 +0100
        Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-02 18:08 -0700
          Re: for / while else doesn't make sense Rob Gaddi <rgaddi@highlandtechnology.invalid> - 2016-06-03 15:52 +0000
            Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-03 09:24 -0700
              Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-06-04 13:00 +1000
                Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-03 20:43 -0700
                  Re: for / while else doesn't make sense Ned Batchelder <ned@nedbatchelder.com> - 2016-06-04 04:37 -0700
                    Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-04 20:29 -0700
                      Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-06-05 16:35 +1000
                      Re: for / while else doesn't make sense Ned Batchelder <ned@nedbatchelder.com> - 2016-06-05 04:29 -0700
                        Re: for / while else doesn't make sense Marko Rauhamaa <marko@pacujo.net> - 2016-06-05 14:43 +0300
                          Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-06 17:51 -0700
                            Re: for / while else doesn't make sense Dan Sommers <dan@tombstonezero.net> - 2016-06-07 03:34 +0000
                              Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-07 00:53 -0700
                                Re: for / while else doesn't make sense Dan Sommers <dan@tombstonezero.net> - 2016-06-07 12:27 +0000
                                  Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-07 14:57 -0700
                            Re: for / while else doesn't make sense Ian Kelly <ian.g.kelly@gmail.com> - 2016-06-06 22:35 -0600
                              Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-07 00:52 -0700
                                Re: for / while else doesn't make sense Marko Rauhamaa <marko@pacujo.net> - 2016-06-07 11:00 +0300
                                  Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-07 15:07 -0700
                                    Re: for / while else doesn't make sense Ned Batchelder <ned@nedbatchelder.com> - 2016-06-07 17:31 -0700
                                      Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-07 18:25 -0700
                                      Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-07 18:29 -0700
                                        Re: for / while else doesn't make sense Ned Batchelder <ned@nedbatchelder.com> - 2016-06-07 18:40 -0700
                                        Re: for / while else doesn't make sense breamoreboy@gmail.com - 2016-06-07 20:45 -0700
                                    Re: for / while else doesn't make sense Marko Rauhamaa <marko@pacujo.net> - 2016-06-08 08:24 +0300
                                Re: for / while else doesn't make sense Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2016-06-07 18:36 +1000
                                Re: for / while else doesn't make sense Ian Kelly <ian.g.kelly@gmail.com> - 2016-06-07 05:52 -0600
                                  Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-07 14:58 -0700
                                    Re: for / while else doesn't make sense Marko Rauhamaa <marko@pacujo.net> - 2016-06-08 01:06 +0300
                                      Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-07 15:08 -0700
                                        Re: for / while else doesn't make sense Marko Rauhamaa <marko@pacujo.net> - 2016-06-08 08:27 +0300
                                          Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-08 17:34 -0700
                                            Re: for / while else doesn't make sense Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2016-06-09 18:19 +1000
                                    Re: for / while else doesn't make sense Ian Kelly <ian.g.kelly@gmail.com> - 2016-06-07 17:11 -0600
                          Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-06 17:53 -0700
      Re: for / while else doesn't make sense Ethan Furman <ethan@stoneleaf.us> - 2016-06-07 21:13 -0700
    Re: for / while else doesn't make sense pavlovevidence@gmail.com - 2016-06-12 00:01 -0700
      AttributeError into a bloc try-except AttributeError Vincent Vande Vyvre <vincent.vande.vyvre@telenet.be> - 2016-06-12 09:20 +0200
      Re: AttributeError into a bloc try-except AttributeError Vincent Vande Vyvre <vincent.vande.vyvre@telenet.be> - 2016-06-12 10:30 +0200
      Re: for / while else doesn't make sense Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2016-06-12 20:06 +1000
        Re: for / while else doesn't make sense Michael Selik <michael.selik@gmail.com> - 2016-06-12 18:44 +0000
          Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-06-13 12:12 +1000
            Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-06-12 20:46 -0700
            Re: for / while else doesn't make sense Michael Selik <michael.selik@gmail.com> - 2016-06-13 23:45 +0000
              Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-06-14 12:43 +1000
                Re: for / while else doesn't make sense Michael Selik <michael.selik@gmail.com> - 2016-06-14 04:37 +0000
                Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-06-14 08:33 -0700
                  Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-14 16:27 -0700
                    Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-06-14 18:29 -0700
                  Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-06-15 13:12 +1000
                    Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-06-14 20:38 -0700
                    Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-06-15 04:19 -0700
                      Re: for / while else doesn't make sense BartC <bc@freeuk.com> - 2016-06-15 13:27 +0100
                        Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-06-15 05:44 -0700
                      Re: for / while else doesn't make sense Random832 <random832@fastmail.com> - 2016-06-15 09:51 -0400
                        Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-06-15 07:20 -0700
                          Re: for / while else doesn't make sense Random832 <random832@fastmail.com> - 2016-06-15 11:54 -0400
                            Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-06-15 10:03 -0700
                              Re: for / while else doesn't make sense BartC <bc@freeuk.com> - 2016-06-15 18:27 +0100
                              Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-06-16 11:40 +1000
                          Re: for / while else doesn't make sense Michael Selik <michael.selik@gmail.com> - 2016-06-15 17:18 +0000
                          Re: for / while else doesn't make sense Random832 <random832@fastmail.com> - 2016-06-15 13:41 -0400
                        Re: for / while else doesn't make sense Rustom Mody <rustompmody@gmail.com> - 2016-06-15 07:31 -0700
                          Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-15 19:59 -0700
                        Re: for / while else doesn't make sense Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-15 19:54 -0700
                          What is structured programming (was for/while else doesn't make sense) Rustom Mody <rustompmody@gmail.com> - 2016-06-15 22:48 -0700
                            Re: What is structured programming (was for/while else doesn't make sense) Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-15 22:57 -0700
                              Re: What is structured programming (was for/while else doesn't make sense) Rustom Mody <rustompmody@gmail.com> - 2016-06-16 04:12 -0700
                                Re: What is structured programming (was for/while else doesn't make sense) Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-16 18:53 -0700
                                  Re: What is structured programming (was for/while else doesn't make sense) Rustom Mody <rustompmody@gmail.com> - 2016-06-17 09:32 -0700
                                    Re: What is structured programming (was for/while else doesn't make sense) Lawrence D’Oliveiro <lawrencedo99@gmail.com> - 2016-06-17 16:07 -0700
                      Re: for / while else doesn't make sense Chris Angelico <rosuav@gmail.com> - 2016-06-15 23:56 +1000
                      Re: for / while else doesn't make sense Steven D'Aprano <steve@pearwood.info> - 2016-06-16 11:19 +1000

Page 6 of 15 — ← Prev page 1 … 4 5 [6] 7 8 … 15  Next page →


#109005

FromIan Kelly <ian.g.kelly@gmail.com>
Date2016-05-23 10:02 -0600
Message-ID<mailman.24.1464019409.20402.python-list@python.org>
In reply to#109001
On Mon, May 23, 2016 at 9:53 AM, Ian Kelly <ian.g.kelly@gmail.com> wrote:
> I'm not sure where ℝ comes into this in the first place. Existing
> Python numeric types only represent various subsets of ℚ (in the case
> of fractions.Fraction, the entirety of ℚ).

And of course I realized after sending that I forgot about complex
numbers. But even there Python merely represents 2-tuples of ℚ.

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#109025

FromGrant Edwards <grant.b.edwards@gmail.com>
Date2016-05-23 20:22 +0000
Message-ID<mailman.35.1464034982.20402.python-list@python.org>
In reply to#109001
On 2016-05-23, Ian Kelly <ian.g.kelly@gmail.com> wrote:
> On Mon, May 23, 2016 at 9:53 AM, Ian Kelly <ian.g.kelly@gmail.com> wrote:
>> I'm not sure where ℝ comes into this in the first place. Existing
>> Python numeric types only represent various subsets of ℚ (in the case
>> of fractions.Fraction, the entirety of ℚ).
>
> And of course I realized after sending that I forgot about complex
> numbers. But even there Python merely represents 2-tuples of ℚ.

OK, admit it, now you're all just showing off the fact that you know
how to type in those fancy symbols.

-- 
Grant Edwards               grant.b.edwards        Yow! TAILFINS!! ... click
                                  at               ...
                              gmail.com            

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#109028

FromIan Kelly <ian.g.kelly@gmail.com>
Date2016-05-23 09:53 -0600
Message-ID<mailman.36.1464043241.20402.python-list@python.org>
In reply to#109001
On Mon, May 23, 2016 at 9:30 AM, Rustom Mody <rustompmody@gmail.com> wrote:
> Yes the point is being missed but in a different direction:
> The SET (as a completed whole) of real numbers (ℝ) is no more than a 100 years
> old.
> People may have used fractions earlier
>
> And even here the first line of Steven's http://nrich.maths.org/2515 says
> "Did you know that fractions as we use them today didn't exist in Europe until the 17th century?"
>
> Egypt and Babylon (and India for that matter) are really only of archaeological
> interest in the sense that there is almost complete loss of continuity
> from then to now

So 13th century European merchants would have been entirely incapable
of cutting a cheese wheel in half in order to accommodate a customer
who didn't the whole thing?

> That the set ℝ legitimately exists was a minority view -- Cantor,Dedekind,
>  Weierstrass...

I'm not sure where ℝ comes into this in the first place. Existing
Python numeric types only represent various subsets of ℚ (in the case
of fractions.Fraction, the entirety of ℚ).

> On the other side Kronecker belligerently declared:
> "The good Lord made the natural numbers (Zahlen in German)
> All the rest is the work of man"
>
> This was the MAINSTREAM view in the 1880s.
>
> As late as 1918 Weyl and Polya took a bet that math concepts such as
> real numbers, sets, countability etc would be relegated to history as a bad
> dream and the pristine purity of constructive math would be firmly established
> -- where "constructive math" basically means ℕ is the only reasonable infinite set and that ℝ is anything but real!
>
> https://en.wikipedia.org/wiki/Hermann_Weyl#Foundations_of_mathematics

I'm rather skeptical that this bet would have extended to fractions.

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#109042 — When were real numbers born? (was for / while else doesn't make sense)

FromRustom Mody <rustompmody@gmail.com>
Date2016-05-23 22:02 -0700
SubjectWhen were real numbers born? (was for / while else doesn't make sense)
Message-ID<f99e3f97-a423-4f85-be65-8536962c341f@googlegroups.com>
In reply to#109028
On Tuesday, May 24, 2016 at 4:10:59 AM UTC+5:30, Ian wrote:
> On Mon, May 23, 2016 at 9:30 AM, Rustom Mody wrote:
> > Yes the point is being missed but in a different direction:
> > The SET (as a completed whole) of real numbers (ℝ) is no more than a 100 years
> > old.
> > People may have used fractions earlier
> >
> > And even here the first line of Steven's http://nrich.maths.org/2515 says
> > "Did you know that fractions as we use them today didn't exist in Europe until the 17th century?"
> >
> > Egypt and Babylon (and India for that matter) are really only of archaeological
> > interest in the sense that there is almost complete loss of continuity
> > from then to now
> 
> So 13th century European merchants would have been entirely incapable
> of cutting a cheese wheel in half in order to accommodate a customer
> who didn't the whole thing?

That people could compute with fractions does not mean they had reified
ℚ as a set.
Cantor did something which was a complete No-No in math until that point
-- assume that completed infinities are meaningful.
A programming example would be the question: What does this program do after it finishes printing?
i = 0
while True:
  print i
  i += 1




> 
> > That the set ℝ legitimately exists was a minority view -- Cantor,Dedekind,
> >  Weierstrass...
> 
> I'm not sure where ℝ comes into this in the first place. Existing
> Python numeric types only represent various subsets of ℚ (in the case
> of fractions.Fraction, the entirety of ℚ).
> 
> > On the other side Kronecker belligerently declared:
> > "The good Lord made the natural numbers (Zahlen in German)
> > All the rest is the work of man"
> >
> > This was the MAINSTREAM view in the 1880s.
> >
> > As late as 1918 Weyl and Polya took a bet that math concepts such as
> > real numbers, sets, countability etc would be relegated to history as a bad
> > dream and the pristine purity of constructive math would be firmly established
> > -- where "constructive math" basically means ℕ is the only reasonable infinite set and that ℝ is anything but real!
> >
> > https://en.wikipedia.org/wiki/Hermann_Weyl#Foundations_of_mathematics
> 
> I'm rather skeptical that this bet would have extended to fractions.

Yes... Its hard to guess what Kronecker/Cantor/Hilbert/Brouwer etc believed
other than the records we have.
But we can make some guesses...
Insofar as the fractions are enumerable and computable they would be said to
exist (by everyone)
Insofar as ℝ is non-denumerable its existence is suspect (by the constructivists)

Now float is a ghastly approximation to ℝ doesnt preclude better computable
approximations eg continued fractions
 (by the constructivists)

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#109030

FromChristopher Reimer <christopher_reimer@icloud.com>
Date2016-05-23 15:36 -0700
Message-ID<mailman.38.1464046609.20402.python-list@python.org>
In reply to#109001
> On May 23, 2016, at 1:22 PM, Grant Edwards <grant.b.edwards@gmail.com> wrote:
> 
>> On 2016-05-23, Ian Kelly <ian.g.kelly@gmail.com> wrote:
>>> On Mon, May 23, 2016 at 9:53 AM, Ian Kelly <ian.g.kelly@gmail.com> wrote:
>>> I'm not sure where ℝ comes into this in the first place. Existing
>>> Python numeric types only represent various subsets of ℚ (in the case
>>> of fractions.Fraction, the entirety of ℚ).
>> 
>> And of course I realized after sending that I forgot about complex
>> numbers. But even there Python merely represents 2-tuples of ℚ.
> 
> OK, admit it, now you're all just showing off the fact that you know
> how to type in those fancy symbols.

Those symbols are blowing my 8-bit ASCII brain. :)

Chris R.

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#109037

FromSteven D'Aprano <steve@pearwood.info>
Date2016-05-24 11:05 +1000
Message-ID<5743a8d2$0$1587$c3e8da3$5496439d@news.astraweb.com>
In reply to#109030
On Tue, 24 May 2016 08:36 am, Christopher Reimer wrote:

> Those symbols are blowing my 8-bit ASCII brain. :)

That's certainly true, because there is no such thing as 8-bit ASCII. ASCII
is a 7-bit encoding. (Most implementations set the extra bit to zero, a few
*very* old machines might have set it to one, and if I remember correctly,
Wordstar used to use it for its own internal purposes.)

What people usually mean by "extended 8-bit ASCII" is a large family of many
different extensions to ASCII, many of which have multiple names for added
confusion, such as Latin-1, ISO-8859-2, MacRoman, and many more. None of
these are ASCII, although they contain ASCII as a subset of their
characters (just as Unicode does).


-- 
Steven

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#109040

FromNed Batchelder <ned@nedbatchelder.com>
Date2016-05-23 19:19 -0700
Message-ID<71549549-f518-4c4c-818e-2751c09e2a32@googlegroups.com>
In reply to#109037
On Monday, May 23, 2016 at 9:06:13 PM UTC-4, Steven D'Aprano wrote:
> On Tue, 24 May 2016 08:36 am, Christopher Reimer wrote:
> 
> > Those symbols are blowing my 8-bit ASCII brain. :)
> 
> That's certainly true, because there is no such thing as 8-bit ASCII. ASCII
> is a 7-bit encoding. (Most implementations set the extra bit to zero, a few
> *very* old machines might have set it to one, and if I remember correctly,
> Wordstar used to use it for its own internal purposes.)
> 
> What people usually mean by "extended 8-bit ASCII" is a large family of many
> different extensions to ASCII, many of which have multiple names for added
> confusion, such as Latin-1, ISO-8859-2, MacRoman, and many more. None of
> these are ASCII, although they contain ASCII as a subset of their
> characters (just as Unicode does).

Ugh, can we please stop with the "well, actually" pedantic tangents?  I know
we are fascinated by the details of computing, and yes, details matter, but
this just gets exhausting.

The good dynamic here of helping people with Python gets lost in the endless
trivia threads, and bickering over details that are four or five times removed
from the original question.

Assume the best of others, and stay focused :)

--Ned.

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#109067 — META Culture of this place [was Re: for / while else doesn't make sense]

FromSteven D'Aprano <steve@pearwood.info>
Date2016-05-25 02:43 +1000
SubjectMETA Culture of this place [was Re: for / while else doesn't make sense]
Message-ID<574484c6$0$22140$c3e8da3$5496439d@news.astraweb.com>
In reply to#109040
On Tue, 24 May 2016 12:19 pm, Ned Batchelder wrote:

> Ugh, can we please stop with the "well, actually" pedantic tangents?

With respect, no.

This is a forum with a very tolerant approach to off-topic and only-
slightly-on-topic discussions. If you want a forum that follows strict rules
for what's allowed and what's not, you're in the wrong place. There are
plenty of such forums available: Stackoverflow, /r/python, #python,
Python-Dev, etc, all with their own idiosyncrasies. This is ours: we have a
bunch of people here who enjoy extended discussions on computing matters
which are sometimes only tangentially related to Python.

And why shouldn't we? We're all volunteers here, including the regulars, and
if it ceases to be fun for us, we'll leave. Some of us *like* those
discussions about the minutia of Unicode, ancient computing platforms,
floating point arithmetic, etc. Sometimes we even learn something.

I'm sorry that you personally don't appreciate these long threads. Maybe you
can mute them in your mail/news editor. Guido often does that on
Python-Ideas. Or just hit delete on posts that don't interest you.

Or perhaps this place simply isn't a good fit for you, just like #python
isn't a good fit for me. I'm not trying to push you away, I really aren't,
and if you decide to leave I will miss your contributions, but this is not
just a forum for Q&A. It's also a forum for (often spirited) discussions
and strongly-held opinions.


-- 
Steven

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#109071 — Re: META Culture of this place [was Re: for / while else doesn't make sense]

FromboB Stepp <robertvstepp@gmail.com>
Date2016-05-24 12:19 -0500
SubjectRe: META Culture of this place [was Re: for / while else doesn't make sense]
Message-ID<mailman.61.1464110395.20402.python-list@python.org>
In reply to#109067
On Tue, May 24, 2016 at 11:43 AM, Steven D'Aprano <steve@pearwood.info> wrote:

[...]

> ...Python-Dev, etc, all with their own idiosyncrasies. This is ours: we have a
> bunch of people here who enjoy extended discussions on computing matters
> which are sometimes only tangentially related to Python.

I rarely post on this list, but I now diligently read it.  As a person
striving to learn both Python, general C.Sc. topics, good programming
practices, etc., I have found these diversions of great interest, and
like to think I might even have learned some valuable concepts.  If I
would have a quibble, it might be for diversionary posts to be
relabeled in the subject line a bit more diligently, so that one can
still keep track of the original subject matter easily, while still
enjoying the tangential material.  Other than that, I hope that these
sorts of discussions continue unabated!

boB

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#109075 — Re: META Culture of this place [was Re: for / while else doesn't make sense]

FromNed Batchelder <ned@nedbatchelder.com>
Date2016-05-24 10:44 -0700
SubjectRe: META Culture of this place [was Re: for / while else doesn't make sense]
Message-ID<0b7068ec-f558-4ae7-a3a1-a10f41c948ed@googlegroups.com>
In reply to#109067
On Tuesday, May 24, 2016 at 12:44:04 PM UTC-4, Steven D'Aprano wrote:
> On Tue, 24 May 2016 12:19 pm, Ned Batchelder wrote:
> 
> > Ugh, can we please stop with the "well, actually" pedantic tangents?
> 
> With respect, no.
> 
> This is a forum with a very tolerant approach to off-topic and only-
> slightly-on-topic discussions. If you want a forum that follows strict rules
> for what's allowed and what's not, you're in the wrong place.

I'm not looking for strict rules.  The discussions can be good.

> There are
> plenty of such forums available: Stackoverflow, /r/python, #python,
> Python-Dev, etc, all with their own idiosyncrasies. This is ours: we have a
> bunch of people here who enjoy extended discussions on computing matters
> which are sometimes only tangentially related to Python.

Can we compromise? Try to cast these discussions in a "yes" form rather 
than a "no" form?  This very thread got a bit contentious, primarily because
it seemed like people weren't trying to assume the best about the others in
the thread.  Having a discussion about the details of floating point is
fine, but do we want to get into fights over it?  Those can be avoided,
surely.

Once the tone gets to picking apart any detail, no matter how trivial, it's
just turned into a contest to see who can be more right.  When Christopher
said "8-bit ASCII," he wasn't claiming that ASCII was defined as an 8-bit
character encoding.  He was making a light-hearted comment about the use
of esoteric symbols.  You can accept that comment on those terms, rather
than replying, "No, it's 7-bit."  How many bits ASCII uses is completely
beside the point.  You don't need to correct people on every tangential
fact.

Yes, there are a bunch of people here who enjoy and participate in the
extended diversions.  But they can also become points of contention, which
I hope no one wants.  We've seen people vocally not enjoying them. And
beyond that, harder to gauge is how much they prevent people from entering
the conversation.

All I'm asking for is tempering it a bit.  I understand we don't want or
need strict rules.  But can we stay positive and friendly?

--Ned.

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#109087 — Re: META Culture of this place [was Re: for / while else doesn't make sense]

FromPaul Rubin <no.email@nospam.invalid>
Date2016-05-24 12:54 -0700
SubjectRe: META Culture of this place [was Re: for / while else doesn't make sense]
Message-ID<871t4rgrl2.fsf@jester.gateway.pace.com>
In reply to#109075
Ned Batchelder <ned@nedbatchelder.com> writes:
> Once the tone gets to picking apart any detail, no matter how trivial, it's
> just turned into a contest to see who can be more right.

It helps to use a threaded news/mail reader (I use gnus).  When a
subtopic starts going off the fails, hitting control-K marks the rest of
the thread as read.  I do that all the time.

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#109058

FromGrant Edwards <grant.b.edwards@gmail.com>
Date2016-05-24 14:23 +0000
Message-ID<mailman.54.1464099832.20402.python-list@python.org>
In reply to#109037
On 2016-05-24, Steven D'Aprano <steve@pearwood.info> wrote:
> On Tue, 24 May 2016 08:36 am, Christopher Reimer wrote:
>
>> Those symbols are blowing my 8-bit ASCII brain. :)
>
> That's certainly true, because there is no such thing as 8-bit ASCII.

He meant to say "my 8-bit, ASCII brain".  The adjectives "8-bit" and
"ASCII" were both modifying brain.

-- 
Grant Edwards               grant.b.edwards        Yow! I'm pretending that
                                  at               we're all watching PHIL
                              gmail.com            SILVERS instead of RICARDO
                                                   MONTALBAN!

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#109082

FromChristopher Reimer <christopher_reimer@icloud.com>
Date2016-05-24 10:40 -0700
Message-ID<mailman.64.1464115222.20402.python-list@python.org>
In reply to#109037
On May 24, 2016, at 7:23 AM, Grant Edwards <grant.b.edwards@gmail.com> wrote:
> 
>> On 2016-05-24, Steven D'Aprano <steve@pearwood.info> wrote:
>>> On Tue, 24 May 2016 08:36 am, Christopher Reimer wrote:
>>> 
>>> Those symbols are blowing my 8-bit ASCII brain. :)
>> 
>> That's certainly true, because there is no such thing as 8-bit ASCII.
> 
> He meant to say "my 8-bit, ASCII brain".  The adjectives "8-bit" and
> "ASCII" were both modifying brain.

Nope. I meant 8-bit ASCII (0-255).

http://www.ascii-code.com

Thank you,

Chris R.

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#109102

FromGregory Ewing <greg.ewing@canterbury.ac.nz>
Date2016-05-25 18:38 +1200
Message-ID<dqkviiFr38vU2@mid.individual.net>
In reply to#109082
Christopher Reimer wrote:
> Nope. I meant 8-bit ASCII (0-255).
> 
> http://www.ascii-code.com

That page is talking about latin-1, which is just one of many
possible 8-bit extensions of ascii.

-- 
Greg

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#109103 — Extended ASCII [was Re: for / while else doesn't make sense]

FromSteven D'Aprano <steve+comp.lang.python@pearwood.info>
Date2016-05-25 17:30 +1000
SubjectExtended ASCII [was Re: for / while else doesn't make sense]
Message-ID<5745548e$0$1602$c3e8da3$5496439d@news.astraweb.com>
In reply to#109102
On Wednesday 25 May 2016 16:38, Gregory Ewing wrote:

> Christopher Reimer wrote:
>> Nope. I meant 8-bit ASCII (0-255).
>> 
>> http://www.ascii-code.com
> 
> That page is talking about latin-1, which is just one of many
> possible 8-bit extensions of ascii.

Yes. It even says

"There are *several* different variations of the 8-bit ASCII table."

(emphasis added), which is an understatement and a half. Wikipedia claims over 
220 different "extended ASCII" encodings:

https://en.wikipedia.org/wiki/Extended_ASCII

That's more than the number of countries in the world, which (depending on how 
you count them) is generally recognised to be about 194.

http://www.worldatlas.com/nations.htm


-- 
Steve

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#109107

FromChristopher Reimer <christopher_reimer@icloud.com>
Date2016-05-25 02:10 -0700
Message-ID<mailman.80.1464167464.20402.python-list@python.org>
In reply to#109102
> On May 24, 2016, at 11:38 PM, Gregory Ewing <greg.ewing@canterbury.ac.nz> wrote:
> 
> Christopher Reimer wrote:
>> Nope. I meant 8-bit ASCII (0-255).
>> http://www.ascii-code.com
> 
> That page is talking about latin-1, which is just one of many
> possible 8-bit extensions of ascii.

Back in the early 1980's, I grew up on 8-bit processors and latin-1 was all we had for ASCII. Over the last several days from reading this thread (and variations thereof), l've seen several extended characters that I have no clue on how to reproduce on my keyboard. I haven't embraced extended character sets yet, which means I still think of ASCII characters as being 0 through 255 (8-bit).

Thank you,

Chris R. 

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#109108 — Exended ASCII and code pages [was Re: for / while else doesn't make sense]

FromSteven D'Aprano <steve+comp.lang.python@pearwood.info>
Date2016-05-25 20:19 +1000
SubjectExended ASCII and code pages [was Re: for / while else doesn't make sense]
Message-ID<57457c4f$0$11122$c3e8da3@news.astraweb.com>
In reply to#109107
On Wednesday 25 May 2016 19:10, Christopher Reimer wrote:

> Back in the early 1980's, I grew up on 8-bit processors and latin-1 was all
> we had for ASCII.

It really, truly wasn't. But you can be forgiven for not knowing that, since 
until the rise of the public Internet most people weren't exposed to more than 
one code page or encoding, and it was incredibly common for people to call 
*any* encoding "ASCII". (That's like calling any computer "an IBM", or any 
soft-drink "Coke".)

But being an old Mac user from the 1980s, I'm very aware that DOS and Mac used 
different character sets, although even I wasn't aware at the time that the DOS 
character sets were internationalised with different versions of "extended 
ASCII". 

(That's how Anglo-centric I was in the 1980s: I honestly never gave a moment's 
thought to the fact that, say, Greek computer users would like to be able to 
type in Greek. I thought that while DOS users and Mac users had different 
character sets, all DOS users had the same character set, and likewise for Mac 
users.)

The first code pages were from IBM in the 1970s. Different countries had their 
own national standards for "extended ASCII", as did different computer 
manufacturers. Apple, Apricot, Atari, Commodore and other hardware 
manufacturers used their own proprietary extensions. Due to the close 
partnership between IBM and Microsoft, they kept their register of code pages 
in sync until they fell out over OS/2 and NT. Since the 1990s, not so much.

The Wikipedia articles on "Code page", "Extended ASCII" etc are good for giving 
a broad overview, but they lack a lot of the finer detail such as the years the 
different standards were formally created and when they were first made 
available as code pages on PCs. If you care about that sort of minutia, you 
will have to go digging. But very broadly speaking, even in the 1980s there was 
no shortage of extensions to ASCII. While the code page system was necessary at 
the time, the legacy of them today continues to plague computer users, causing 
moji-bake, errors on file systems[1], and holding back the adoption of Unicode.





[1] I'm speaking from experience there. Take files created on a Windows machine 
using some legacy code page, and try to copy them to another server using 
Unicode, and depending on the intelligence of the server, you may not be able 
to copy them. On the flip side, there are many file names I can easily create 
on Linux but cannot copy to a FAT file system.


-- 
Steve

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#109110 — Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense]

FromChris Angelico <rosuav@gmail.com>
Date2016-05-25 20:30 +1000
SubjectRe: Exended ASCII and code pages [was Re: for / while else doesn't make sense]
Message-ID<mailman.81.1464172258.20402.python-list@python.org>
In reply to#109108
On Wed, May 25, 2016 at 8:19 PM, Steven D'Aprano
<steve+comp.lang.python@pearwood.info> wrote:
> While the code page system was necessary at
> the time, the legacy of them today continues to plague computer users, causing
> moji-bake, errors on file systems[1], and holding back the adoption of Unicode.
>
> [1] I'm speaking from experience there. Take files created on a Windows machine
> using some legacy code page, and try to copy them to another server using
> Unicode, and depending on the intelligence of the server, you may not be able
> to copy them. On the flip side, there are many file names I can easily create
> on Linux but cannot copy to a FAT file system.

And getting a .zip file from a Windows user that had a file in it
called "Café Sounds.something", extracting it on Linux, and finding it
called "Caf\xe9" or something. Very annoying. Fortunately it was only
the one file in a large directory.

ChrisA

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#109128 — Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense]

FromErik <python@lucidity.plus.com>
Date2016-05-25 22:03 +0100
SubjectRe: Exended ASCII and code pages [was Re: for / while else doesn't make sense]
Message-ID<mailman.92.1464210223.20402.python-list@python.org>
In reply to#109108
On 25/05/16 11:19, Steven D'Aprano wrote:
> On Wednesday 25 May 2016 19:10, Christopher Reimer wrote:
>
>> Back in the early 1980's, I grew up on 8-bit processors and latin-1 was all
>> we had for ASCII.
>
> It really, truly wasn't. But you can be forgiven for not knowing that, since
> until the rise of the public Internet most people weren't exposed to more than
> one code page or encoding, and it was incredibly common for people to call
> *any* encoding "ASCII".

Indeed - at that time, I was working with COBOL on an IBM S/370. On that 
system, we used EBCDIC ASCII. That was the wierdest ASCII of all <ducks> ;)

E.

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#109138 — Re: Exended ASCII and code pages [was Re: for / while else doesn't make sense]

FromJussi Piitulainen <jussi.piitulainen@helsinki.fi>
Date2016-05-26 10:21 +0300
SubjectRe: Exended ASCII and code pages [was Re: for / while else doesn't make sense]
Message-ID<lf5fut5jnca.fsf@ling.helsinki.fi>
In reply to#109128
Erik writes:

> On 25/05/16 11:19, Steven D'Aprano wrote:
>> On Wednesday 25 May 2016 19:10, Christopher Reimer wrote:
>>
>>> Back in the early 1980's, I grew up on 8-bit processors and latin-1
>>> was all we had for ASCII.
>>
>> It really, truly wasn't. But you can be forgiven for not knowing
>> that, since until the rise of the public Internet most people weren't
>> exposed to more than one code page or encoding, and it was incredibly
>> common for people to call *any* encoding "ASCII".
>
> Indeed - at that time, I was working with COBOL on an IBM S/370. On
> that system, we used EBCDIC ASCII. That was the wierdest ASCII of all
> <ducks> ;)

UTF-8 ASCII is nice.

UTF-16 ASCII is weird. Wierd. Probably all right in an environment that
is otherwise set to use UTF-16.

Nothing is as weird as a mix of different encodings of a foreign script
in the same "plain text" file, said to be "Unicode". <shudder/>

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