✨ Allow setting an environment variable to None in CliRunner.invoke
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The type of the Click env parameter is Mapping[str, str | None] | None. This can be used to "delete" an environment variable.
svlandeg
changed the title
None in CliRunner.invoke
svlandeg
approved these changes
Sep 15, 2025
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Looks good to me, Click also takes a Mapping[str, str | None] | None for this env variable.
Thanks for the PR, @arjenzorgdoc!
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The type of the Click
envparameter isMapping[str, str | None] | None. This can be used to "delete" an environment variable.