Index: flowtimer/Phase.py
===================================================================
--- flowtimer/Phase.py	(revision 577c8c635298483647c6e8fde29415ad7ed789c4)
+++ flowtimer/Phase.py	(revision 5741f6dc70cda3b4350efdeeb782632cc1558641)
@@ -50,4 +50,7 @@
                 str(self._ticks_left) + "\n" + str(self._state) + "\n")
 
+    def is_sequence(self):
+        return False 
+
     def abort(self):
         self._state = "finished"
Index: flowtimer/RecurringPhaseSequence.py
===================================================================
--- flowtimer/RecurringPhaseSequence.py	(revision 577c8c635298483647c6e8fde29415ad7ed789c4)
+++ flowtimer/RecurringPhaseSequence.py	(revision 5741f6dc70cda3b4350efdeeb782632cc1558641)
@@ -46,4 +46,7 @@
     def title(self):
         return self.current_phase.title
+
+    def is_sequence(self):
+        return True
 
     def current_phase_number(self):