[issue32631] IDLE: revise zzdummy.py

[Cheryl Sabella]

Change by Cheryl Sabella <cheryl.sabella at gmail.com>:


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keywords: +patch
pull_requests: +14308
stage: needs patch -> patch review
pull_request: https://github.com/python/cpython/pull/14491

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<https://bugs.python.org/issue32631>
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