Function resolve_address

Lib/test/test_timeout.py:14–22

Resolve an (host, port) to an address. We must perform name resolution before timeout tests, otherwise it will be performed by connect().

(host, port)

@functools.lru_cache()
def resolve_address(host, port):
    """Resolve an (host, port) to an address.

    We must perform name resolution before timeout tests, otherwise it will be
    performed by connect().
    """
    with socket_helper.transient_internet(host):
        return socket.getaddrinfo(host, port, socket.AF_INET,
                                  socket.SOCK_STREAM)[0][4]


class CreationTestCase(unittest.TestCase):