Victor Stinner schrieb am 14.04.2016 um 21:56: > Which kind of usage do you see in Cython? Mainly caching, I guess. We could avoid global/module name lookups in some cases, especially inside of loops. > Off-topic (PEP 510): > > I really want to experiment automatic generation of Cython code from the > Python using profiling to discover function parameters types. Then use the > PEP 510 to attach the fast Cython code to a Python function, but fallback > to bytecode if the types are different. See the example of builtin > functions in the PEP: > https://www.python.org/dev/peps/pep-0510/#using-builtin-function > > Before having something fully automated, we can use some manual steps, like > annotate manually function types, compile manually the code, etc. Sounds like Cython's "Fused Types" could help here: http://docs.cython.org/src/userguide/fusedtypes.html It's essentially a generic functions implementation and you get a dispatch either at compile time or runtime, depending on where (Python/Cython) and how you call a function. Stefan
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