feat: add listen plan exec script.

scripts/sync_signal.py

@@ -0,0 +1,31 @@
+#!/usr/bin/env python2
+import time, subprocess
+import rospy
+from sensor_msgs.msg import JointState
+
+from pymycobot.mycobot import MyCobot
+
+
+def callback(data):
+    rospy.loginfo(rospy.get_caller_id() + "%s", data)
+    data_list = []
+    for index, value in enumerate(data.position):
+        # if index != 2:
+        #     value *= -1
+        data_list.append(value)
+
+    mc.send_radians(data_list, 80)
+    
+def listener():
+    rospy.init_node('mycobot_reciver', anonymous=True)
+
+    rospy.Subscriber("joint_states", JointState, callback)
+
+    # spin() simply keeps python from exiting until this node is stopped
+    rospy.spin()
+
+if __name__ == '__main__':
+    port = subprocess.check_output(['echo -n /dev/ttyUSB*'], 
+                                    shell=True)
+    mc = MyCobot(port)
+    listener()