Python 3 fixes.

src/quad/qsim.py

@@ -24,35 +24,34 @@ class QSim:
 
     def set_ref_data(self, x, y, z, xyspeed, zspeed):
         ns = self.ns
-        print "set_ref_data: {0} {1} {2} {3} {4} {5}".format(ns, x, y, z,
-                                                             xyspeed, zspeed)
+        print("set_ref_data: {0} {1} {2} {3} {4} {5}".format(ns, x, y, z, xyspeed, zspeed))
         try:
             set_rd = rospy.ServiceProxy(ns + "sim/set_ref_data", LQSetRefData)
             rd = RefData (x, y, z, xyspeed, zspeed, 0, 1)
             resp = set_rd(rd)
-        except rospy.ServiceException, e:
-            print "Service call failed: %s"%e
+        except rospy.ServiceException as e:
+            print("Service call failed: %s"%e)
             exit (1)
         return resp
 
     def get_ref_data(self):
         ns = self.ns
-        print "get_ref_data: {0}".format(ns)
+        print("get_ref_data: {0}".format(ns))
         try:
             get_rd = rospy.ServiceProxy(ns + "sim/get_ref_data", LQGetRefData)
             resp = get_rd()
-        except rospy.ServiceException, e:
-            print "Service call failed: %s"%e
+        except rospy.ServiceException as e:
+            print("Service call failed: %s"%e)
             exit (1)
         return resp
 
     def new_simulator(unit):
-        print "get_ext_data: {0}".format(unit)
+        print("get_ext_data: {0}".format(unit))
         try:
             ns = rospy.ServiceProxy("uav/{0}/sim/new_simulator".format(unit), LQNewSimulator)
             resp = ns()
-        except rospy.ServiceException, e:
-            print "Service call failed: %s"%e
+        except rospy.ServiceException as e:
+            print("Service call failed: %s"%e)
             exit (1)
         return resp
 
@@ -60,97 +59,97 @@ class QSim:
 
     def set_sticks(self, throttle, aileron, elevator, rudder, flight_mode, pan, tilt):
         ns = self.ns
-        print "set_sticks: {0} {1} {2} {3} {4} {5} {6}".format(ns, throttle, aileron,
+        print("set_sticks: {0} {1} {2} {3} {4} {5} {6}".format(ns, throttle, aileron,
                                                                elevator, rudder,
-                                                               flight_mode, pan, tilt)
+                                                               flight_mode, pan, tilt))
         resp = LQSetSticksResponse()
         try:
             set_st = rospy.ServiceProxy(ns + "sim/set_sticks", LQSetSticks)
             resp = set_st(throttle, aileron, elevator, rudder, flight_mode, pan, tilt)
-        except rospy.ServiceException, e:
-            print "Service call failed: %s"%e
+        except rospy.ServiceException as e:
+            print("Service call failed: %s"%e)
             resp.res = 128
         return resp
 
 
     def set_use_sticks(self, flag):
-        print "set_use_sticks: {0}".format(flag)
+        print("set_use_sticks: {0}".format(flag))
         ns = self.ns
         resp = LQSetUseSticksResponse()
         try:
             set_use_sticks = rospy.ServiceProxy(ns+ "sim/set_use_sticks", LQSetUseSticks)
             resp = set_use_sticks(flag)
-        except rospy.ServiceException, e:
-            print "Service call failed: %s"%e
+        except rospy.ServiceException as e:
+            print("Service call failed: %s"%e)
             resp.res = 128
         return resp
         
     def set_motor(self, flag):
         ns = self.ns
-        print "set_motor: {0}".format(flag)
+        print("set_motor: {0}".format(flag))
         try:
             set_motor = rospy.ServiceProxy(ns + "sim/set_motor", LQSetMotor)
             resp = set_motor(flag)
-        except rospy.ServiceException, e:
-            print "Service call failed: %s"%e
+        except rospy.ServiceException as e:
+            print("Service call failed: %s"%e)
             exit (1)
         return resp
 
 
     def set_loop_rate(self, rate):
         ns = self.ns
-        print "set_loop_rate: {0}".format(rate)
+        print("set_loop_rate: {0}".format(rate))
         try:
             client = rospy.ServiceProxy(ns + "sim/set_loop_rate", LQSetLoopRate)
             resp = client(rate)
-        except rospy.ServiceException, e:
-            print "Service call failed: %s"%e
+        except rospy.ServiceException as e:
+            print("Service call failed: %s"%e)
             exit (1)
         return resp
 
     def get_queue_statistics(self):
         ns = self.ns
-        print "get_queue_statistics"
+        print("get_queue_statistics")
         try:
             client = rospy.ServiceProxy(ns + "sim/get_queue_statistics", LQGetQueueStatistics)
             resp = client()
-        except rospy.ServiceException, e:
-            print "Service call failed: %s"%e
+        except rospy.ServiceException as e:
+            print("Service call failed: %s"%e)
             exit (1)
         return resp
 
     def get_queue_commands(self):
         ns = self.ns
-        print "get_queue_commands"
+        print("get_queue_commands")
         try:
             client = rospy.ServiceProxy(ns + "sim/get_queue_commands", LQGetQueueCommands)
             resp = client()
-        except rospy.ServiceException, e:
-            print "Service call failed: %s"%e
+        except rospy.ServiceException as e:
+            print("Service call failed: %s"%e)
             exit (1)
         return resp
 
 
 
     def start_logging(self, csvfilename):
-        print "start_logging"
+        print("start_logging")
         ns = self.ns
         try:
             start_logging = rospy.ServiceProxy(ns+"sim/start_logging", LQStartLogging)
             resp = start_logging(csvfilename)
-        except rospy.ServiceException, e:
-            print "Service call failed: %s"%e
+        except rospy.ServiceException as e:
+            print("Service call failed: %s"%e)
             exit (1)
         return resp
 
     def stop_logging(self):
         ns = self.ns
-        print "stop_logging"
+        print("stop_logging")
         try:
             stop_logging = rospy.ServiceProxy(ns + "sim/stop_logging", LQStopLogging)
             resp = stop_logging()
-        except rospy.ServiceException, e:
-            print "Service call failed: %s"%e
+        except rospy.ServiceException as e:
+            print("Service call failed: %s"%e)
             exit (1)
         return resp