Python/docs/2.7/c-api/coro

Coroutine Objects

New in version 3.5.

Coroutine objects are what functions declared with an async keyword return.

PyCoroObject

The C structure used for coroutine objects.

PyTypeObject PyCoro_Type

The type object corresponding to coroutine objects.

int PyCoro_CheckExact(PyObject *ob)

Return true if ob’s type is PyCoro_Type; ob must not be NULL.

PyObject* PyCoro_New(PyFrameObject *frame, PyObject *name, PyObject *qualname)

Return value: New reference.

Create and return a new coroutine object based on the frame object, with __name__ and __qualname__ set to name and qualname. A reference to frame is stolen by this function. The frame argument must not be NULL.