asyncio_sync.py

import asyncio


def sync(coro):
    if asyncio.iscoroutine(coro):
        try:
            next(coro)
        except StopIteration as exc:
            return exc.value
    else:
        return coro


@asyncio.coroutine
def asyncthing():
    return "foobar"


print(asyncthing())
print(sync(asyncthing()))

gistfile1.sh-session

$ python p.py
<generator object coro at 0x101451b88>
foobar