多行转一行脚本

# coding=utf-8

import os

t = ‘‘
with open(r‘E:\PycharmProjects\AppHttp\data\a.txt‘, ‘rb‘) as lines:
    for line in lines:
        line = line.decode().replace(os.linesep, "") + ‘,‘ + os.linesep
        t += line

b = ‘‘.join(t.split())
with open(r‘E:\PycharmProjects\AppHttp\data\a.txt‘, ‘wb‘) as outfile:
    outfile.write(str.encode(b))