save project

diy2.py

@@ -10,3 +10,9 @@ ghost=Hero('ghost',400,40)
 print(bc.attack)
 print(bc.attack)
 print(ad.attack)
 print(ad.attack)
 print(ghost.attack)
 print(ghost.attack)
+def upgrade()
+    bc.level+=1
+    bc.hp+=30
+    bc.attack+=5
+upgrade()
+print(bc.name,bc.level,bc.hp,bc.attack)
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