How to use deserialize_message method in Playwright Python

Best Python code snippet using playwright-python

py_walk.py

Source:py_walk.py

...36            serialize_message(imu_msg),37            serialize_message(jointstate_msg),38            serialize_message(pressure_left),39            serialize_message(pressure_right))40        result = deserialize_message(stepi, JointCommand)41        return result42    def step_relative(self, dt: float, step_msg: Twist, imu_msg, jointstate_msg, pressure_left, pressure_right):43        if dt == 0.0:44            # preventing weird spline interpolation errors on edge case45            dt = 0.00146        stepi = self.py_walk_wrapper.step_relative(47            dt,48            serialize_message(step_msg),49            serialize_message(imu_msg),50            serialize_message(jointstate_msg),51            serialize_message(pressure_left),52            serialize_message(pressure_right))53        result = deserialize_message(stepi, JointCommand)54        return result55    def step_open_loop(self, dt: float, cmdvel_msg: Twist):56        if dt == 0.0:57            # preventing weird spline interpolation errors on edge case58            dt = 0.00159        stepi = self.py_walk_wrapper.step_open_loop(dt, serialize_message(cmdvel_msg))60        result = deserialize_message(stepi, PoseArray)61        return result62    def get_left_foot_pose(self):63        foot_pose = self.py_walk_wrapper.get_left_foot_pose()64        result = deserialize_message(foot_pose, Pose)65        return result66    def get_right_foot_pose(self):67        foot_pose = self.py_walk_wrapper.get_right_foot_pose()68        result = deserialize_message(foot_pose, Pose)69        return result70    def set_parameters(self, param_dict):71        parameters = parse_parameter_dict(namespace="", parameter_dict=param_dict)72        for parameter in parameters:73            self.py_walk_wrapper.set_parameter(serialize_message(parameter))74    def get_phase(self):75        return self.py_walk_wrapper.get_phase()76    def get_freq(self):77        return self.py_walk_wrapper.get_freq()78    def get_odom(self):79        odom = self.py_walk_wrapper.get_odom()80        result = deserialize_message(odom, Odometry)81        return result82    def publish_debug(self):83        self.py_walk_wrapper.publish_debug()84    def test_memory_leak_from(self, twist_msg):85        self.py_walk_wrapper.test_memory_leak_from(serialize_message(twist_msg))86    def test_memory_leak_to(self):87        self.py_walk_wrapper.test_memory_leak_to()88    def test_memory_leak_methods(self, msg):...

message_server.py

Source:message_server.py

...5import json6import sys7def default_serialize_message(sender_name, recipient, message):8    return json.dumps([sender_name, recipient, message])9def default_deserialize_message(serialized_message):10    sender_name, recipient, message = json.loads(serialized_message)11    return sender_name, recipient, message12class MessageHandler(object):13    """14    The MessageHandler (or any object which inherits from MessageHandler) must15    implement handle_message and send_message.16    """17    def handle_message(self, sender, message):18        raise NotImplemented19    def send_message(self, recipient, message):20        raise NotImplemented21    def _initialize_message_handler(self, message_handler_id, message_server):22        self._message_handler_id = message_handler_id23        self._message_server = message_server24    def queue_message(self, recipient, message):25        self._message_server.queue_message(self._message_handler_id,26                                           recipient,27                                           message)28class MessageServer(asyncore.dispatcher):29    """30    A select()-based async message-passing server. This 31    """32    def __init__(self, host, port, message_handlers,33                 serialize_message=default_serialize_message,34                 max_message_size=8192,35                 deserialize_message=default_deserialize_message):36        asyncore.dispatcher.__init__(self)37        self.max_message_size = max_message_size38        self.message_handlers = {}39        self.write_buffer = ''40        self.buffer_recipient = None41        self.host = host42        self.port = port43        self.deserialize_message = deserialize_message44        self.serialize_message = serialize_message45        self.create_socket(socket.AF_INET, socket.SOCK_DGRAM)46        self.bind((host, port))47        for handler_name in message_handlers:48            handler_object = message_handlers[handler_name]49            self.set_handler(handler_name, handler_object)50        self.message_queue = collections.deque()51    def set_handler(self, handler_name, handler_object):52        handler_object._initialize_message_handler(handler_name, self)53        self.message_handlers[handler_name] = handler_object54    def handle_read(self):55        raw_message, (host, port) = self.recvfrom(self.max_message_size)56        try:57            sender_name, recipient, message = self.deserialize_message(raw_message)58        except Exception as err:59            print >> sys.stderr, "Error on message deserialzation: %s" % err60        else:61            sender = (host, port, sender_name)62            handler = self.message_handlers.get(recipient)63            if handler:64                handler.handle_message(sender, message)65    def writable(self):66        return self.write_buffer or self.message_queue67    def handle_write(self):68        if not self.write_buffer:69            self.buffer_recipient, self.write_buffer = self.message_queue.popleft()70        else:71            sent_bytes = self.sendto(self.write_buffer, self.buffer_recipient)...

test_serialization.py

Source:test_serialization.py

...45def test_serialize_deserialize(msgs, msg_type):46    """Test message serialization/deserialization."""47    for msg in msgs:48        msg_serialized = serialize_message(msg)49        msg_deserialized = deserialize_message(msg_serialized, msg_type)50        assert msg == msg_deserialized51def test_set_float32():52    """Test message serialization/deserialization of float32 type."""53    # During (de)serialization we convert to a C float before converting to a PyObject.54    # This can result in a loss of precision55    msg = BasicTypes()56    msg.float32_value = 1.125  # can be represented without rounding57    msg_serialized = serialize_message(msg)58    msg_deserialized = deserialize_message(msg_serialized, BasicTypes)59    assert msg.float32_value == msg_deserialized.float32_value60    msg = BasicTypes()61    msg.float32_value = 3.14  # can NOT be represented without rounding62    msg_serialized = serialize_message(msg)63    msg_deserialized = deserialize_message(msg_serialized, BasicTypes)...

rclpy_923.py

Source:rclpy_923.py

...19    rclpy.init()20    msg = std_msgs.msg.String()21    msg.data = 'foobar'22    msg_serialized = rclpy.serialization.serialize_message(msg)23    msg_deserialized = rclpy.serialization.deserialize_message(msg_serialized, std_msgs.msg.String)24    try:25        msg_deserialized = rclpy.serialization.deserialize_message(b"", std_msgs.msg.String)26    except Exception as e:27        print(e)28        #logging.error(traceback.format_exc())29    rclpy.shutdown()30if __name__ == '__main__':...

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