(🎁) `poetry export` should have an `--all` option

[KotlinIsland]

• [x] I have searched the issues of this repo and believe that this is not a duplicate.
• [x] I have searched the documentation and believe that my question is not covered.

Feature Request

poetry export --dev -E x -E y -E z # oops, I forgot to add my new extra

Please add a poetry export --all

Use case be like, I want to run safety on all my external dependencies.

[KotlinIsland]

related: python-poetry/poetry#2548

[johnthagen]

This would help tools like Nox constrain environments that it creates based on Poetry lock files:

• https://github.com/cjolowicz/nox-poetry/issues/663
• https://github.com/cjolowicz/nox-poetry/issues/977

[admo1]

Any news on that ? I have the same issue