Can't see my python node in rosnode list?
I am trying to simulate a simple code in Gazebo to takeoff, but there is no response. However, I do not have any error codes and after typing rosnode list I don't see my python node. Could some please explain to me what could be the cause of this?
#!/usr/bin/env python
#import library ros
import rospy
from geometry_msgs.msg import Twist
from std_msgs.msg import Empty
rospy.init_node('my_drone_node',anonymous=True)
empty= Empty()
pub_takeoff = rospy.Publisher('/ardrone/takeoff',Empty,queue_size =10)
land_drone = rospy.Publisher('ardrone/land',Empty,queue_size=10)
pub_takeoff.publish(empty)