I'm not able to create a python 3.7 virtualenv on ubuntu20 with python3-virtualenv 20.0.17-1ubuntu0.3 installed.
Downgrading to 20.0.17-1 did the job. Probably this issue is introduced in this issue? virtualenv -p /home/laurens/projects/tcit/cpython/out/bin/python3 venv created virtual environment CPython3.7.10.final.0-64 in 63ms creator CPython3Posix(dest=/xxx/venv, clear=False, global=False) seeder FromAppData(download=False, pip=latest, setuptools=latest, wheel=latest, pkg_resources=latest, via=copy, app_data_dir=/home/laurens/.local/share/virtualenv/seed-app-data/v1.0.1.debian.1) activators BashActivator,CShellActivator,FishActivator,PowerShellActivator,PythonActivator,XonshActivator Traceback (most recent call last): File "/xxx/venv/bin/pip", line 5, in <module> from pip._internal.cli.main import main File "/xxx/venv/lib/python3.7/site-packages/pip/_internal/cli/main.py", line 10, in <module> from pip._internal.cli.autocompletion import autocomplete File "/xxx/venv/lib/python3.7/site-packages/pip/_internal/cli/autocompletion.py", line 9, in <module> from pip._internal.cli.main_parser import create_main_parser File "/xxx/venv/lib/python3.7/site-packages/pip/_internal/cli/main_parser.py", line 7, in <module> from pip._internal.cli import cmdoptions File "/xxx/venv/lib/python3.7/site-packages/pip/_internal/cli/cmdoptions.py", line 24, in <module> from pip._internal.exceptions import CommandError File "/xxx/venv/lib/python3.7/site-packages/pip/_internal/exceptions.py", line 10, in <module> from pip._vendor.six import iteritems ModuleNotFoundError: No module named 'pip._vendor.six' I've built python 3.7.10 from source because I'm running on a platform that uses 3.7 instead of the built-in 3.8. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1880749 Title: Ubuntu 20.04: virtualenv: pep517 requires toml, but it isn't bundled in venvs To manage notifications about this bug go to: https://bugs.launchpad.net/pip/+bug/1880749/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs