Function _set_async_signature

Lib/unittest/mock.py:211–231

(mock, original, instance=False, is_async_mock=False)

    return funcopy

def _set_async_signature(mock, original, instance=False, is_async_mock=False):
    # creates an async function with signature (*args, **kwargs) that delegates to a
    # mock. It still does signature checking by calling a lambda with the same
    # signature as the original.

    skipfirst = isinstance(original, type)
    func, sig = _get_signature_object(original, instance, skipfirst)
    def checksig(*args, **kwargs):
        sig.bind(*args, **kwargs)
    _copy_func_details(func, checksig)

    name = original.__name__
    context = {'_checksig_': checksig, 'mock': mock}
    src = """async def %s(*args, **kwargs):
    _checksig_(*args, **kwargs)
    return await mock(*args, **kwargs)""" % name
    exec (src, context)
    funcopy = context[name]
    _setup_func(funcopy, mock, sig)
    _setup_async_mock(funcopy)
    return funcopy


def _setup_func(funcopy, mock, sig):