删除文件的某一行,可以跳过你要删除的行进行读写,如:
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data = open(filename, 'rt').readlines()
with open(filename, 'wt') as handle:
handle.writelines(data[:tobedeleted])
handle.writelines(data[tobedeleted+1:])
其中data是逐行读取文件,
handle.writelines进行读写,跳过tobedeleted行