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gh-117865: Defer several imports in inspect.py#119526
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I'm about to board a flight, but I think this cuts nearly 50% off the import time for |
(But this is possibly a redundant optimisation if it turns out that |
I'll keep this on the back burner until it's decided where the newPEP-649 functions will go, and which modules they'll depend on |
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(This showed up in my list of review requests, so I want to clear it out even if it's a draft.)
I think we can apply the changes that don't affectast. My current implementation of the PEP 649 functionality relies very heavily onast, so it's likely we won't be able to defer that import.
Right -- but |
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Following153b3f7, it is suddenly much more trivial to make the import of ast lazy in inspect.py. Once that's done, it also becomes worthwhile to make other imports lazy as well