1 files changed, 14 insertions, 4 deletions
diff --git a/examples/widgets/state-machine/pingpong/pingpong.py b/examples/widgets/state-machine/pingpong/pingpong.py
index 12de2bb69..ec4d7cfec 100644
--- a/examples/widgets/state-machine/pingpong/pingpong.py
+++ b/examples/widgets/state-machine/pingpong/pingpong.py
@@ -47,34 +47,44 @@ from PySide6.QtStateMachine import QAbstractTransition, QState, QStateMachine
 
 class PingEvent(QEvent):
     def __init__(self):
-        super().__init__(QEvent.Type(QEvent.User+2))
+        super().__init__(QEvent.Type(QEvent.User + 2))
+
+
 class PongEvent(QEvent):
     def __init__(self):
-        super().__init__(QEvent.Type(QEvent.User+3))
+        super().__init__(QEvent.Type(QEvent.User + 3))
+
 
 class Pinger(QState):
     def __init__(self, parent):
         super().__init__(parent)
+
     def onEntry(self, e):
         self.p = PingEvent()
         self.machine().postEvent(self.p)
         print('ping?')
 
+
 class PongTransition(QAbstractTransition):
     def eventTest(self, e):
-        return e.type() == QEvent.User+3
+        return e.type() == QEvent.User + 3
+
     def onTransition(self, e):
         self.p = PingEvent()
         machine.postDelayedEvent(self.p, 500)
         print('ping?')
+
+
 class PingTransition(QAbstractTransition):
     def eventTest(self, e):
-        return e.type() == QEvent.User+2
+        return e.type() == QEvent.User + 2
+
     def onTransition(self, e):
         self.p = PongEvent()
         machine.postDelayedEvent(self.p, 500)
         print('pong!')
 
+
 if __name__ == '__main__':
     import sys
     app = QCoreApplication(sys.argv)