moveit_commander/demos/pick.py

#!/usr/bin/env python

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# Author: Ioan Sucan

import sys
import rospy
from moveit_commander import RobotCommander, PlanningSceneInterface, roscpp_initialize, roscpp_shutdown
from geometry_msgs.msg import PoseStamped

if __name__=='__main__':

    roscpp_initialize(sys.argv)
    rospy.init_node('moveit_py_demo', anonymous=True)
    
    scene = PlanningSceneInterface()
    robot = RobotCommander()
    rospy.sleep(1)

    # clean the scene
    scene.remove_world_object("pole")
    scene.remove_world_object("table")
    scene.remove_world_object("part")

    # publish a demo scene
    p = PoseStamped()
    p.header.frame_id = robot.get_planning_frame()
    p.pose.position.x = 0.7
    p.pose.position.y = -0.4
    p.pose.position.z = 0.85
    p.pose.orientation.w = 1.0
    scene.add_box("pole", p, (0.3, 0.1, 1.0))

    p.pose.position.y = -0.2
    p.pose.position.z = 0.175
    scene.add_box("table", p, (0.5, 1.5, 0.35))

    p.pose.position.x = 0.6
    p.pose.position.y = -0.7
    p.pose.position.z = 0.5
    scene.add_box("part", p, (0.15, 0.1, 0.3))

    rospy.sleep(1)

    # pick an object
    robot.right_arm.pick("part")

    rospy.spin()
    roscpp_shutdown()