auto save

diy.py

 bros=["刘备","关羽","张飞"]
 bros=["刘备","关羽","张飞"]
 bros[0]="关羽"
 bros[0]="关羽"
 bros[1]="刘备"
 bros[1]="刘备"
+bros.pop(1)
+bros.insert(1,'小包')
+bros.append('小关')
+b=["小李","小马","小高"]
+bros.extend(b)
 print(bros)
 print(bros)
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