coroutines.py 文件源码

def _format_coroutine(coro):
    assert iscoroutine(coro)
    coro_name = getattr(coro, '__qualname__', coro.__name__)

    filename = coro.gi_code.co_filename
    if (isinstance(coro, CoroWrapper)
    and not inspect.isgeneratorfunction(coro.func)):
        filename, lineno = events._get_function_source(coro.func)
        if coro.gi_frame is None:
            coro_repr = '%s() done, defined at %s:%s' % (coro_name, filename, lineno)
        else:
            coro_repr = '%s() running, defined at %s:%s' % (coro_name, filename, lineno)
    elif coro.gi_frame is not None:
        lineno = coro.gi_frame.f_lineno
        coro_repr = '%s() running at %s:%s' % (coro_name, filename, lineno)
    else:
        lineno = coro.gi_code.co_firstlineno
        coro_repr = '%s() done, defined at %s:%s' % (coro_name, filename, lineno)

    return coro_repr