python TypeError can only concatenate tuple not str to tuple

緣由分析 這個錯誤出現是由於執行元組之間的合併 例子 tuple1 = ("str",1,["a","b","c"],4) tuple2 = ("hello",) print(tuple1[0]) print (tuple1[1:3]) print (tuple1[1:]) print (tuple2 * 2) print (tuple1+tuple2) 注意事項，tuple2 的後面有一個逗號

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