some python3 print fixes

cob_command_gui/src/knoeppkes.py

@@ -100,8 +100,8 @@ def start(func, args):
     if(largs[0] == "base"):
       if(base_diff_enabled):
         largs.append("diff")
-    #print "Args", tuple(largs)
-    #print "func ", func
+    #print("Args", tuple(largs))
+    #print("func ", func)
     thread.start_new_thread(func,tuple(largs))  # exits silently without evaluating result
 
 ## use this function in order to evaluate result of action_handle, i.e. show pop-up or similar
@@ -203,15 +203,15 @@ def halt_all(self,component_names):
 
   def setEMStop(self, em):
     if(em):
-      #print "Emergency Stop Active"
+      #print("Emergency Stop Active")
       gtk.threads_enter()
       self.status_image.set_from_file(roslib.packages.get_pkg_dir("cob_command_gui") + "/common/files/icons/error.png")
       self.status_label.set_text("EM Stop !")
       gtk.threads_leave()
       if(self.em_stop == False):
         self.em_stop = True
     else:
-      #print "Status OK"
+      #print("Status OK")
       self.status_image.set_from_file(roslib.packages.get_pkg_dir("cob_command_gui") + "/common/files/icons/ok.png")
       gtk.threads_enter()
       self.status_label.set_text("Status OK")
@@ -301,7 +301,7 @@ def __init__(self):
     gtk.gdk.threads_leave()
 
 def signal_handler(signal, frame):
-  #print 'You pressed Ctrl+C!'
+  #print("You pressed Ctrl+C!")
   gtk.main_quit()
 
 if __name__ == "__main__":

cob_monitoring/src/cpu_monitor.py

@@ -816,7 +816,7 @@ def publish_stats(self):
     try:
         rospy.init_node('cpu_monitor_%s' % hostname)
     except rospy.exceptions.ROSInitException:
-        print >> sys.stderr, 'CPU monitor is unable to initialize node. Master may not be running.'
+        print('CPU monitor is unable to initialize node. Master may not be running.', file=sys.stderr)
         sys.exit(0)
 
     cpu_node = CPUMonitor(hostname, options.diag_hostname)

cob_monitoring/src/hd_monitor.py

@@ -375,7 +375,7 @@ def publish_stats(self):
         node_name = ("hd_monitor_"+hostname).replace ("-", "_")
         rospy.init_node(node_name)
     except rospy.exceptions.ROSInitException:
-        print 'HD monitor is unable to initialize node. Master may not be running.'
+        print('HD monitor is unable to initialize node. Master may not be running.', file=sys.stderr)
         sys.exit(0)
 
     hd_monitor = hd_monitor(hostname, options.diag_hostname, options.directory)

cob_monitoring/src/wifi_monitor.py

@@ -128,7 +128,7 @@ def publish_stats(self):
     try:
         rospy.init_node('ddwrt_diag')
     except rospy.exceptions.ROSInitException:
-        print 'Wifi monitor is unable to initialize node. Master may not be running.'
+        print('Wifi monitor is unable to initialize node. Master may not be running.', file=sys.stderr)
         sys.exit(2)
 
     wifi_monitor = WifiMonitor()