possible to unset an env variable

[marcinkuzminski]

Is it possible to unset an env variable via a config, similar to unser VAR command ?

[gaborbernat]

Not yet, but PR welcome 👍

[Pandede]

Unset the environment variable = Assign null string

[pytest]
env =
    RUN_PATH=

[cecheta]

Not yet, but PR welcome 👍

I'd be willing to contribute this, how should it be specified in the config?