Ros python service client

#!/usr/bin/env python

import sys
import rospy
from beginner_tutorials.srv import *

def add_two_ints_client(x, y):
    rospy.wait_for_service('add_two_ints')
    try:
        add_two_ints = rospy.ServiceProxy('add_two_ints', AddTwoInts)
        resp1 = add_two_ints(x, y)
        return resp1.sum
    except rospy.ServiceException, e:
        print "Service call failed: %s"%e

def usage():
    return "%s [x y]"%sys.argv[0]

if __name__ == "__main__":
    if len(sys.argv) == 3:
        x = int(sys.argv[1])
        y = int(sys.argv[2])
    else:
        print usage()
        sys.exit(1)
    print "Requesting %s+%s"%(x, y)
    print "%s + %s = %s"%(x, y, add_two_ints_client(x, y))

Source: wiki.ros.org

Similar codes

81 votes166 views4 answers
Python wait for x seconds
Python
1 vote164 views4 answers
Numpy count occurrences in array
Python
12 votes146 views2 answers
Convert torch to numpy
Python
7 votes152 views3 answers
How to check runtime of program in python idle
Python
-1 vote168 views1 answer
Python return double quotes instead of single
Python
2 votes162 views1 answer
How to resize tkinter window
Python
0 vote174 views1 answer
How to iterate through a list of numbers in python
Python
0 vote129 views6 answers
Python math
Python
0 vote158 views1 answer
Get datatype of all columns pandas
Python
1 vote193 views1 answer
How to access for loop counter of outer loop
Python