it might be that you have to rebuild all the cython/python packages of Sage.
On Wed, 10 Nov 2021, 09:35 Emmanuel Charpentier, < [email protected]> 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 [email protected]. > 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 [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/sage-support/CAAWYfq1WEXKKgt%2B7yWbP6gFWTeQaqx3FsqTKnbWEVVhPN%3Dgk-g%40mail.gmail.com.
