def compose_unpack(chain):
    if not any(map(callable, chain)):
        raise ValueError("chain must be iterable of callables")
    def composed(*args, **kwargs):
        func, *funcs = chain
        result = func(*args, **kwargs)
        for func in funcs:
            if isinstance(result, tuple):
                result = func(*result)
            else:
                result = func(result)
        return result
    return composed

@pytest.fixture()
    def symbol_return_test(self):
        symbols = [lt for lt in string.ascii_lowercase]
        symbols.extend([str(n) for n in range(10)])
        api_sections = [''.join((section, '?search=')) for section in ['/people/', '/films/', '/starships/', '/vehicles/', '/species/', 'planets']]
        api_requests = [''.join(parameter) for parameter in itertools.product(api_sections, symbols)]
        for request_item in api_requests:
            yield ''.join((self.SW_API_BASE_LINK, request_item))
<...>
def test_symbol(self, symbol_return_test):
        swapi_request = requests.get(symbol_return_test)
        if symbol_return_test[-1] in ['6', '9', '0']:
            assert int(swapi_request.json()['count']) == 0
        else:
            assert int(swapi_request.json()['count']) >= 1