python逐行讀寫txt文件

# -*-coding:utf-8-*- import os file_obj = open("test2.txt") all_lines = file_obj.readlines() for line in all_lines: print line file_obj.close() # 寫以前，先檢驗文件是否存在，存在就刪掉 if os.path.exists("dest.txt"

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