操作文件

写

    with open('vsearch.log', 'a') as log:
        print(req.form, req.remote_addr, req.user_agent, res, file=log, sep='|')

读

   contents = []
    with open('vsearch.log', 'r') as log:

        for line in log:
            contents.append([])
            for item in line.split('|'):
                contents[-1].append(escape(item))

    print(contents)