1 files changed, 6 insertions, 0 deletions
diff --git a/python/edu/learn-python/src/com/jetbrains/python/edu/course/Stateful.java b/python/edu/learn-python/src/com/jetbrains/python/edu/course/Stateful.java
new file mode 100644
index 000000000000..3a163622f56d
--- /dev/null
+++ b/python/edu/learn-python/src/com/jetbrains/python/edu/course/Stateful.java
@@ -0,0 +1,6 @@
+package com.jetbrains.python.edu.course;
+
+public interface Stateful {
+  StudyStatus getStatus();
+  void setStatus(StudyStatus status, StudyStatus oldStatus);
+}