Tom Watson

Ah, you beat me to it, I was just about to raise this issue too! I've got a Docker-based repro: ``` # syntax=docker/dockerfile:1.3-labs FROM ubuntu:18.04 RUN DEBIAN_FRONTEND=noninteractive apt-get update &&...

Looks like the same error message as https://github.com/python-poetry/poetry/issues/6288, but in this case poetry is installed as recommended (i.e. not in the same venv)

I can believe that, though this wasn't a problem in poetry

No luck with either `/root/.local/share/pypoetry/venv/bin/pip install --upgrade --force-reinstall pip` or `poetry self add pip@latest` - hitting the same error as above.

> > No luck with either `/root/.local/share/pypoetry/venv/bin/pip install --upgrade --force-reinstall pip` or `poetry self add pip@latest` - hitting the same error as above. > > The `No such file or...

See also https://github.com/python-poetry/poetry/issues/4242. edit: As another friction point when interoperating Poetry 1.1 + 1.2.

Can do - https://gist.github.com/tomwatson1024/90fbda6ddbffc501e65bf774e2af8d9e

> PyPI and 'legacy'/PEP 508 sources are treated differently for both technical and compatibility reasons, and if you force Poetry to violate that invariant things get a little messy Though...