> This was already fixed under bug #912379 in Testing/Unstable. Sorry, for not checking Testing's closed bugs list, also. I've applied same patch as commit 0eebde34[1] in "/usr/lib/python3/dist-packages/pip/_internal/commands/list.py" file; but now I'm getting another error message:
$ pip3 list --outdated Exception: Traceback (most recent call last): File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 143, in main status = self.run(options, args) File "/usr/lib/python3/dist-packages/pip/_internal/commands/list.py", line 140, in run packages = self.get_outdated(packages, options) File "/usr/lib/python3/dist-packages/pip/_internal/commands/list.py", line 151, in get_outdated dist for dist in self.iter_packages_latest_infos(packages, options) File "/usr/lib/python3/dist-packages/pip/_internal/commands/list.py", line 151, in <listcomp> dist for dist in self.iter_packages_latest_infos(packages, options) File "/usr/lib/python3/dist-packages/pip/_internal/commands/list.py", line 186, in iter_packages_latest_infos all_candidates = finder.find_all_candidates(dist.key) File "/usr/lib/python3/dist-packages/pip/_internal/index.py", line 530, in find_all_candidates for page in self._get_pages(url_locations, project_name): File "/usr/lib/python3/dist-packages/pip/_internal/index.py", line 675, in _get_pages page = self._get_page(location) File "/usr/lib/python3/dist-packages/pip/_internal/index.py", line 793, in _get_page return _get_html_page(link, session=self.session) File "/usr/lib/python3/dist-packages/pip/_internal/index.py", line 147, in _get_html_page resp.raise_for_status() File "/usr/share/python-wheels/requests-2.21.0-py2.py3-none-any.whl/requests/models.py", line 940, in raise_for_status raise HTTPError(http_error_msg, response=self) requests.exceptions.HTTPError: 404 Client Error: Not Found for url: https://pypi.org/simple/unattended-upgrades/ [1]: https://salsa.debian.org/python-team/modules/python-pip/-/commit/0eebde345dcaee1f9747d1c3e001d04211aa7619 Any idea how can I fix above error? And do you any plan to release an update which will fix this problem in Stable (aka Buster)?