Update led_controler.py

Migration python3

led_controler.py

@@ -39,22 +39,35 @@
 ##        (c) - Software Engineering Group - ESRF
 ##############################################################################
 
-"""Commander un ou des anneaux LED via un Arduino connecte a un reseau local. Par protocole de communication UDP"""
+"""Gestion du beamstop en fonction de la position du detecteur"""
+from __future__ import print_function
 
+from builtins import str
 __all__ = ["led_controler", "led_controlerClass", "main"]
 
 __docformat__ = 'restructuredtext'
 
-# Add additional import
-#----- PROTECTED REGION ID(led_controler.additionnal_import) ENABLED START -----#
-
 import PyTango
 import sys
 from socket import socket, AF_INET, SOCK_DGRAM
 import time
 
+#sys.path.insert(0, '/nfs/ruche-proxima2a/proxima2a-soleil/gitRepos')
+##sys.path.insert(0, '/nfs/ruche/proxima2a-soleil/gitRepos/')
+#from beam_center import beam_center
+#bc = beam_center()
+
+# Add additional import
+#----- PROTECTED REGION ID(led_controler.additionnal_import) ENABLED START -----#
+
 #----- PROTECTED REGION END -----#	//	led_controler.additionnal_import
 
+## Device States Description
+## STANDBY :
+## ON :
+## OFF :
+## ALARM :
+
 class led_controler (PyTango.Device_4Impl):
 
     #--------- Add you global variables here --------------------------
@@ -76,7 +89,7 @@ class led_controler (PyTango.Device_4Impl):
 
     def delete_device(self):
         self.debug_stream("In delete_device()")
-        print 'delete' 
+        print('delete') 
         #----- PROTECTED REGION ID(led_controler.delete_device) ENABLED START -----#
 
         #----- PROTECTED REGION END -----#	//	led_controler.delete_device
@@ -87,11 +100,10 @@ class led_controler (PyTango.Device_4Impl):
 
         #----- PROTECTED REGION ID(led_controler.init_device) ENABLED START -----#
 
-        # Etat de l'anneau a l'init du device
-        self.attr_brightness_read = 10  # Intensite
-        self.attr_sector_read = '0'     # Secteur de l'anneau utilise
-        self.attr_color_read = 'w'      # Couleur
-        self.led_power = 'ON'           # Etat du device 
+        self.attr_brightness_read = 10
+        self.attr_sector_read = '0'
+        self.attr_color_read = 'w'
+        self.led_power = 'ON'
 
         # Parametre envoi UDP
         self.sock_send  = socket(AF_INET, SOCK_DGRAM)
@@ -103,11 +115,12 @@ class led_controler (PyTango.Device_4Impl):
         self.sock_rec.bind(adr_back)
         self.sock_rec.settimeout(1)
 
-        print 'adr_send    :',self.adr_send
-        print 'adr_back    :', adr_back
-        print 'nbr_de_leds :', self.nbr_de_leds
+        print('adr_send    :',self.adr_send)
+        print('adr_back    :', adr_back)
+        print('nbr_de_leds :', self.nbr_de_leds)
 
         self.send_command_udp()
+        print ('ok')
 
         #----- PROTECTED REGION END -----#	//	led_controler.init_device
 
@@ -259,7 +272,8 @@ class led_controler (PyTango.Device_4Impl):
         #----- PROTECTED REGION END -----#      //      led_controler.INIT
 
         self.init_device() # ???
-        argout = 'init'
+        argout = 'ttttt'
+
         return argout
 
     def is_INIT_allowed(self):
@@ -268,6 +282,7 @@ class led_controler (PyTango.Device_4Impl):
     def OFF(self):
         self.debug_stream("OFF()")
         #----- PROTECTED REGION ID(led_controler.OFF) ENABLED START -----#
+
         self.led_power = 'OFF'
         argout = self.send_command_udp(c='0')
 
@@ -279,6 +294,7 @@ class led_controler (PyTango.Device_4Impl):
     def ON(self):
         self.debug_stream("ON()")
         #----- PROTECTED REGION ID(led_controler.ON) ENABLED START -----#
+        
         self.led_power = 'ON'
         argout = self.send_command_udp()
 
@@ -333,16 +349,18 @@ class led_controler (PyTango.Device_4Impl):
 
     def send_command_udp(self, a=None, b=None, c=None, d=None):
         message = self.generate_message(a,b,c,d)
-        self.sock_send.sendto( message, self.adr_send ) # envoi du message
+
+        self.sock_send.sendto( bytes(message,"utf-8"), self.adr_send ) # envoi du message
         time.sleep(0.5)
         print ('\nMessage sendto : %s' % message)
 
         try:                                            # attente retour du controleur
             print ('Ready for message')
             msg, addr = self.sock_rec.recvfrom(4096)
-            print (msg,addr)
-            argout = msg
-            if msg == message:
+            print((msg,addr))
+            argout = msg.decode('utf-8')
+            #if msg.decode('utf-8') == message:
+            if argout == message:
                 self.last_command = True
             else:
                 self.last_command = False
@@ -353,6 +371,9 @@ class led_controler (PyTango.Device_4Impl):
         
         return argout
     
+    #def posiBST3(self,outarg):
+        #self.dev_BST3Tx.position, self.dev_BST3Tz.position  = outarg[0],outarg[1] #positionner le BST3 sur le faisceau axe Tx et Tz
+
 class led_controlerClass(PyTango.DeviceClass):
     #--------- Add you global class variables here --------------------------
     #----- PROTECTED REGION ID(led_controler.global_class_variables) ENABLED START -----#
@@ -431,10 +452,10 @@ def main():
         U.server_init()
         U.server_run()
 
-    except PyTango.DevFailed,e:
-        print '-------> Received a DevFailed exception:',e
-    except Exception,e:
-        print '-------> An unforeseen exception occured....',e
+    except PyTango.DevFailed as e:
+        print('-------> Received a DevFailed exception:',e)
+    except Exception as e:
+        print('-------> An unforeseen exception occured....',e)
 
 if __name__ == '__main__':
     main()