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

0 vote175 views1 answer
Python create directory if non existent
Python
11 votes218 views3 answers
Ocr python library
Python
5 votes180 views2 answers
Python check if a file is empty
Python
1 vote194 views2 answers
What is a cube plus b cube
Python
6 votes176 views4 answers
Python transpose list of lists
Python
0 vote171 views1 answer
How to slice a set in python
Python
-3 votes194 views5 answers
Python 3.1 release date
Python
9 votes173 views2 answers
Pygame render text
Python
7 votes169 views2 answers
How to create a variablein python
Python
0 vote190 views1 answer
Python how to convert a list of floats to a list of strings
Python