[issue37885] venv: Don't produce unbound variable warning on deactivate

[Daniel Abrahamsson]

Change by Daniel Abrahamsson <hamsson at gmail.com>:


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keywords: +patch
pull_requests: +15048
stage:  -> patch review
pull_request: https://github.com/python/cpython/pull/15330

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue37885>
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