diff --git a/devices/tests/dummy/xaal/dummy/asyncbot.py b/devices/tests/dummy/xaal/dummy/asyncbot.py
index 2403e805aa9751fbc6db131c5122a44832b13756..4d1e06b1361d7b20e7804cd54a42897e17e94b19 100644
--- a/devices/tests/dummy/xaal/dummy/asyncbot.py
+++ b/devices/tests/dummy/xaal/dummy/asyncbot.py
@@ -1,8 +1,10 @@
-from xaal.lib import AsyncEngine,Device,tools
-from xaal.schemas import devices
+import asyncio
 import functools
+import random
+import sys
 
-import random,sys,asyncio
+from xaal.lib import AsyncEngine, tools
+from xaal.schemas import devices
 
 
 def usage():
@@ -28,22 +30,23 @@ def main():
     async def run():
         while 1:
             print(' => turn_on')
-            eng.send_request(dev,[target,],'turn_on')
+            eng.send_request(dev, [target,], 'turn_on')
             await asyncio.sleep(5)
 
             print(' => turn_off')
-            eng.send_request(dev,[target,],'turn_off')
+            eng.send_request(dev, [target,], 'turn_off')
             await asyncio.sleep(5)
 
-            brightness = random.randint(0,100)
+            brightness = random.randint(0, 100)
             print(' => set_brightness %i' % brightness)
-            eng.send_request(dev,[target,],'set_brightness',{'brightness': brightness})
+            eng.send_request(dev , [target,], 'set_brightness', {'brightness': brightness})
             await asyncio.sleep(5)
 
     eng.on_start(run)
-    eng.on_stop(functools.partial(print,"Bye Bye"))
+    eng.on_stop(functools.partial(print, "Bye Bye"))
     eng.run()
 
+
 if __name__ == '__main__':
     try:
         main()