auto save

diy2.py

-message = "诺依，周末一起去看动漫展吧！"
+# 序列拆包:右侧一个序列,左侧多个遍历
+tuple_surname = "黄", "孙", ["红", "黄", "绿"]
+print(type(tuple_surname))
+a, b, c = tuple_surname
+print(a, b, c) # "黄", "孙", "钱"
+print(type(c))
+list_color = [["红", "黄", "绿"], "黄", "绿"]
+a, b, c = list_color
+print(a, b, c) # "红", "黄", "绿"
+print(type(a))
+a, b, c = "[1,2,3]禄寿"
+print(a, b, c) # "福", "禄", "寿"
+print(type(a))
 
 
-# 请对message进行遍历，取出所有元素
+# 变量交换:a,b=b,a
+name01 = "小华"
+name02 = "小明"
 
 
-#[start]added by teacher, print in a line
-for items in message:
-    print(items, end='  ')
-print()
-#[end]added by teacher, print in different line
-for items in message:
-    print(items)
+name01, name02 = name02, name01 # 相当于序列拆包的 name01,name02 = (name02, name01)