[docs] [issue37726] Tutorial should not recommend getopt

[mental]

Change by mental <m3nta1 at yahoo.com>:


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keywords: +patch
pull_requests: +14802
stage: needs patch -> patch review
pull_request: https://github.com/python/cpython/pull/15052

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue37726>
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