add new function

Author: anla-xu

pymycobot/mercury.py

@@ -504,4 +504,9 @@ def release_servo(self, servo_id):
     def stop(self):
         """Stop moving"""
         return self._mesg(ProtocolCode.STOP, has_reply=True)
+    
+    def get_robot_type(self):
+        """Get robot type
+        """
+        return self._mesg(ProtocolCode.GET_ROBOT_ID, has_reply=True)
 

pymycobot/mercurysocket.py

@@ -494,5 +494,10 @@ def release_servo(self, servo_id):
     def stop(self):
         """Stop moving"""
         return self._mesg(ProtocolCode.STOP, has_reply=True)
+    
+    def get_robot_type(self):
+        """Get robot type
+        """
+        return self._mesg(ProtocolCode.GET_ROBOT_ID, has_reply=True)