[issue30535] [doc] Explicitly note that meta_path is not empty

[Irit Katriel]

Change by Irit Katriel <iritkatriel at gmail.com>:


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title: Explicitly note that meta_path is not empty -> [doc] Explicitly note that meta_path is not empty
versions: +Python 3.10, Python 3.11, Python 3.9 -Python 2.7, Python 3.5, Python 3.6

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue30535>
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