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How Python was Shaped by leaky Internals, Armin Ronacher, Flask framework

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Further reading 1

What does a module promise its callers? →Try replacing a module whose callers rely on its incidental return order. Start with what the interface says, then trace the decisions it hides and the behaviors people have learned to expect.This video helps answer · When does an implementation detail become a promise?

Caption notes

CPython slots, optimized paths and extension APIs leak into observable behavior. These dependencies constrain changes to the runtime even as they enable debugging tools.

Original passages · 6
people actually depend in very bizarre ways on some of the internals
How Python was Shaped by leaky Internals, Armin Ronacher, Flask framework · ▶ 4:31–4:38
we would have to make S modules also have a version identifier
How Python was Shaped by leaky Internals, Armin Ronacher, Flask framework · ▶ 39:11–39:16
we can report every single local variable that was there
How Python was Shaped by leaky Internals, Armin Ronacher, Flask framework · ▶ 36:52–36:58
scan character by character by character to figure out which one you want to access
How Python was Shaped by leaky Internals, Armin Ronacher, Flask framework · ▶ 30:19–30:29
how low level the C API is
How Python was Shaped by leaky Internals, Armin Ronacher, Flask framework · ▶ 17:58–18:05
makes it hard for us to ever do
How Python was Shaped by leaky Internals, Armin Ronacher, Flask framework · ▶ 33:05–33:08

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