[{"title":"( 5 个子文件 34KB ) 将多个txt文件合并成一个大的txt","children":[{"title":"join_txt","children":[{"title":"source","children":[{"title":"train_path1.txt <span style='color:#111;'> 116.95KB </span>","children":null,"spread":false},{"title":"train_path2.txt <span style='color:#111;'> 9.90KB </span>","children":null,"spread":false},{"title":"train_path3.txt <span style='color:#111;'> 44.82KB </span>","children":null,"spread":false}],"spread":true},{"title":"join.py <span style='color:#111;'> 759B </span>","children":null,"spread":false},{"title":"train_path.txt <span style='color:#111;'> 171.67KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]