save project

diy2.py

@@ -9,4 +9,6 @@ hy=Hero('hy',250,23)
 k=Hero('K',5600,199)
 print(yase.attack)
 print(hy.attack)
-print(k.attack)
\ No newline at end of file
+print(k.attack)\
+def upgrade(self):
+    self.level=selfe
\ No newline at end of file