FWIW, I just positively reviewed the Mathias Koeppe's solution to the ticket.
HTH, Le mercredi 10 novembre 2021 à 20:06:54 UTC+1, Emmanuel Charpentier a écrit : > As reported in the ticket : > > charpent@zen-book-flip:~$ python --version > Python 3.9.8 > > HTH, > > Le mercredi 10 novembre 2021 à 19:35:20 UTC+1, dim...@gmail.com a écrit : > >> On Wed, Nov 10, 2021 at 5:41 PM Emmanuel Charpentier < >> emanuel.c...@gmail.com> wrote: >> >>> So far : >>> >>> - >>> >>> Rebuild from scratch : sage command line crashes (same problem) >>> >>> Wait, what's this new system Python? Is it not a 3.10 by any chance? >> In more detail, from which to which versions did you upgrade? >> >> >> >>> >>> - >>> - >>> >>> After sage -f ipython : ditto. >>> >>> In both cases, the sagemath Jupyter kernel works in both the Jupyter >>> notebook and Jupyter lab >>> >>> sage -i <SomeSagePackage> also works. >>> >>> Worth a ticket <https://trac.sagemath.org/ticket/32852#ticket>…, whose >>> priority I’m uncertain about. >>> >>> Obvious workaround : ./configure --with-system-python3=no && make >>> >>> HTH, >>> Le mercredi 10 novembre 2021 à 12:31:06 UTC+1, Jan Groenewald a écrit : >>> >>>> Maybe sage -f ipython will fix it? >>>> >>>> >>>> On Wed, 10 Nov 2021 at 13:22, Emmanuel Charpentier < >>>> emanuel.c...@gmail.com> wrote: >>>> >>>>> Le mercredi 10 novembre 2021 à 10:49:28 UTC+1, dim…@gmail.com a écrit >>>>> : >>>>> >>>>> >>>>>> >>>>>> On Wed, 10 Nov 2021, 09:45 Emmanuel Charpentier, < >>>>>> emanuel.c...@gmail.com> wrote: >>>>>> >>>>>>> >>>>>>> >>>>>>> Le mercredi 10 novembre 2021 à 10:41:59 UTC+1, dim...@gmail.com a >>>>>>> écrit : >>>>>>> >>>>>>>> it might be that you have to rebuild all the cython/python packages >>>>>>>> of Sage. >>>>>>>> >>>>>>> >>>>>>> That amounts to rebuilding from scratch, no ? >>>>>>> >>>>>> >>>>>> not everything depends on python in Sage, e.g. GAP does not. >>>>>> >>>>>> at the very minimum, do >>>>>> >>>>>> make sagelib-clean >>>>>> followed by >>>>>> make build >>>>>> >>>>> No such luck : this crashes again. Grrr… >>>>> >>>>> The trace points to something called traitlets >>>>> <https://traitlets.readthedocs.io/en/stable/>. Seems specific to >>>>> interactive command-line use (sage -optional still parses its >>>>> arguments and runs okay.). >>>>> >>>>> Attempting rebuilding from scratch… >>>>> >>>>> >>>>>> it's hard to say which of the gazzion of the other python spkgs is >>>>>> affected >>>>>> >>>>>> >>>>>> >>>>>>> >>>>>>>> On Wed, 10 Nov 2021, 09:35 Emmanuel Charpentier, < >>>>>>>> emanuel.c...@gmail.com> wrote: >>>>>>>> >>>>>>>>> A routine upgrade of Debian testing (where a few Python binaries >>>>>>>>> were upgraded, broke a formerly functional (command line) Sage. It >>>>>>>>> now >>>>>>>>> crashes at startup : >>>>>>>>> >>>>>>>>> charpent@p-202-021:~$ sage >>>>>>>>> ┌────────────────────────────────────────────────────────────────────┐ >>>>>>>>> │ SageMath version 9.5.beta2, Release Date: 2021-09-26 │ >>>>>>>>> │ Using Python 3.9.8. Type "help()" for help. │ >>>>>>>>> └────────────────────────────────────────────────────────────────────┘ >>>>>>>>> ┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓ >>>>>>>>> ┃ Warning: this is a prerelease version, and it may be unstable. ┃ >>>>>>>>> ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛ >>>>>>>>> Traceback (most recent call last): >>>>>>>>> File "/usr/local/sage-9/src/bin/sage-ipython", line 15, in <module> >>>>>>>>> app.initialize() >>>>>>>>> File >>>>>>>>> "/usr/local/sage-9/local/lib/python3.9/site-packages/traitlets/config/application.py", >>>>>>>>> line 88, in inner >>>>>>>>> return method(app, *args, **kwargs) >>>>>>>>> File >>>>>>>>> "/usr/local/sage-9/local/lib/python3.9/site-packages/IPython/terminal/ipapp.py", >>>>>>>>> line 308, in initialize >>>>>>>>> super(TerminalIPythonApp, self).initialize(argv) >>>>>>>>> File >>>>>>>>> "/usr/local/sage-9/local/lib/python3.9/site-packages/traitlets/config/application.py", >>>>>>>>> line 88, in inner >>>>>>>>> return method(app, *args, **kwargs) >>>>>>>>> File >>>>>>>>> "/usr/local/sage-9/local/lib/python3.9/site-packages/IPython/core/application.py", >>>>>>>>> line 450, in initialize >>>>>>>>> self.parse_command_line(argv) >>>>>>>>> File >>>>>>>>> "/usr/local/sage-9/local/lib/python3.9/site-packages/IPython/terminal/ipapp.py", >>>>>>>>> line 303, in parse_command_line >>>>>>>>> return super(TerminalIPythonApp, self).parse_command_line(argv) >>>>>>>>> File >>>>>>>>> "/usr/local/sage-9/local/lib/python3.9/site-packages/traitlets/config/application.py", >>>>>>>>> line 88, in inner >>>>>>>>> return method(app, *args, **kwargs) >>>>>>>>> File >>>>>>>>> "/usr/local/sage-9/local/lib/python3.9/site-packages/traitlets/config/application.py", >>>>>>>>> line 709, in parse_command_line >>>>>>>>> self.cli_config = deepcopy(loader.load_config()) >>>>>>>>> File >>>>>>>>> "/usr/local/sage-9/local/lib/python3.9/site-packages/traitlets/config/loader.py", >>>>>>>>> line 851, in load_config >>>>>>>>> self._parse_args(argv) >>>>>>>>> File >>>>>>>>> "/usr/local/sage-9/local/lib/python3.9/site-packages/traitlets/config/loader.py", >>>>>>>>> line 908, in _parse_args >>>>>>>>> self.parsed_data = self.parser.parse_args(to_parse) >>>>>>>>> File "/usr/lib/python3.9/argparse.py", line 1834, in parse_args >>>>>>>>> args, argv = self.parse_known_args(args, namespace) >>>>>>>>> File >>>>>>>>> "/usr/local/sage-9/local/lib/python3.9/site-packages/traitlets/config/loader.py", >>>>>>>>> line 768, in parse_known_args >>>>>>>>> return super().parse_known_args(args, namespace) >>>>>>>>> File "/usr/lib/python3.9/argparse.py", line 1862, in >>>>>>>>> parse_known_args >>>>>>>>> namespace, args = self._parse_known_args(args, namespace) >>>>>>>>> File "/usr/lib/python3.9/argparse.py", line 2076, in >>>>>>>>> _parse_known_args >>>>>>>>> start_index = consume_optional(start_index) >>>>>>>>> File "/usr/lib/python3.9/argparse.py", line 2016, in >>>>>>>>> consume_optional >>>>>>>>> take_action(action, args, option_string) >>>>>>>>> File "/usr/lib/python3.9/argparse.py", line 1944, in take_action >>>>>>>>> action(self, namespace, argument_values, option_string) >>>>>>>>> File >>>>>>>>> "/usr/local/sage-9/local/lib/python3.9/site-packages/traitlets/config/loader.py", >>>>>>>>> line 933, in __call__ >>>>>>>>> namespace._flags.append(self.flag) >>>>>>>>> AttributeError: 'Namespace' object has no attribute '_flags' >>>>>>>>> >>>>>>>>> Rebuilding Sage (make build) was unsuccessful. >>>>>>>>> >>>>>>>>> However, using Sage via the Jupyter notebook still works. >>>>>>>>> >>>>>>>>> Suggestions ? >>>>>>>>> >>>>>>>>> -- >>>>>>>>> You received this message because you are subscribed to the Google >>>>>>>>> Groups "sage-support" group. >>>>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>>>> send an email to sage-support...@googlegroups.com. >>>>>>>>> To view this discussion on the web visit >>>>>>>>> https://groups.google.com/d/msgid/sage-support/466b03f5-9341-476e-977d-259c6d3e822dn%40googlegroups.com >>>>>>>>> >>>>>>>>> <https://groups.google.com/d/msgid/sage-support/466b03f5-9341-476e-977d-259c6d3e822dn%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>>>>> . >>>>>>>>> >>>>>>>> -- >>>>>>> You received this message because you are subscribed to the Google >>>>>>> Groups "sage-support" group. >>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>> send an email to sage-support...@googlegroups.com. >>>>>>> >>>>>> To view this discussion on the web visit >>>>>>> https://groups.google.com/d/msgid/sage-support/bc9f6150-86d8-422f-94a0-bf27d9f259f6n%40googlegroups.com >>>>>>> >>>>>>> <https://groups.google.com/d/msgid/sage-support/bc9f6150-86d8-422f-94a0-bf27d9f259f6n%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>>> . >>>>>>> >>>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "sage-support" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to sage-support...@googlegroups.com. >>>>> >>>> To view this discussion on the web visit >>>>> https://groups.google.com/d/msgid/sage-support/2bfeeb86-429e-439c-b4e0-79c6d4cc4b48n%40googlegroups.com >>>>> >>>>> <https://groups.google.com/d/msgid/sage-support/2bfeeb86-429e-439c-b4e0-79c6d4cc4b48n%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>> . >>>>> >>>> >>>> >>>> -- >>>> .~. >>>> /V\ Jan Groenewald >>>> /( )\ www.aims.ac.za >>>> ^^-^^ >>>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "sage-support" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to sage-support...@googlegroups.com. >>> >> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/sage-support/860b9f39-5a3c-4010-9bb1-59132aff2f97n%40googlegroups.com >>> >>> <https://groups.google.com/d/msgid/sage-support/860b9f39-5a3c-4010-9bb1-59132aff2f97n%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> >> -- You received this message because you are subscribed to the Google Groups "sage-support" group. 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