iscoroutinefunction

inspect

function · Added in 3.5 (source)

iscoroutinefunction(object)

Return true if the object is a coroutine function.

Coroutine functions are normally defined with "async def" syntax, but may
be marked via markcoroutinefunction.

© Python Software Foundation. PSF License Version 2 · Official docs ↗

Changed in 3.8, 3.10.6, 3.12, 3.13

3.8: Functions wrapped in functools.partial() now return True if the wrapped function is a coroutine function.
3.10.6: Duck-typed function-like objects now return True if their code object has the CO_COROUTINE flag.
3.12: Sync functions marked with markcoroutinefunction() now return True.
3.13: Functions wrapped in functools.partialmethod() now return True if the wrapped function is a coroutine function.