如下所示：
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# -*- coding:utf-8 -*- from datetime import datetimeimport re def Main(): sourcr_dir = '/data/u_lx_data/fudan/muying/muying_11yue_all.txt' target_dir = '/data/u_lx_data/fudan/muying/python/uid_regular_get.txt' uset = set() #去重 print("开始。。。。。") print(datetime.now().strftime('%Y-%m-%d %H:%M:%S')) with open(target_dir, 'w+') as f_write: with open(sourcr_dir, 'r') as f_scorce: for line in f_scorce: line = line.strip().split("\t") # 宝宝树 if line[2] == 'babytree.com': uidList = re.findall(r'.*NL=u%02(u\d+)', line[3], re.I) if uidList: # 去重代码 if uidList[0] not in uset: f_write.write(uidList[0] + "\n") uset.add(uidList[0]) print("宝宝树已完成") # 柚宝宝 elif line[2] == 'youzibuy.com': if line[4].find("yunqi.youzibuy.com/tae_top_notify") != -1: uidList = re.findall(r'.*myuid=(\d+)', line[4], re.I) if uidList: if uidList[0] not in uset: f_write.write(uidList[0] + "\n") uset.add(uidList[0]) print("柚宝宝已完成") # 妈妈帮 elif line[2] == 'mmbang.com': uidList = re.findall(r'.*uid=(\d+)', line[3], re.I) if uidList: if uidList[0] not in uset: f_write.write(uidList[0] + "\n") uset.add(uidList[0]) print("妈妈帮已完成") # 妈妈网 elif line[2] == 'mama.cn': if line[4].find("mapi.mama.cn/feed/users/show") != -1: uidList = re.findall(r'.*friend_uid=(\d+)', line[4], re.I) if uidList: if uidList[0] not in uset: f_write.write(uidList[0] + "\n") uset.add(uidList[0]) if line[4].find("mamaquan/mmq_thread") != -1: uidList = re.findall(r'.*uid=(\d+)', line[4], re.I) if uidList: if uidList[0] not in uset: f_write.write(uidList[0] + "\n") uset.add(uidList[0]) print("妈妈网已完成") # 育儿网 elif line[2] == 'ci123.com': uidList = re.findall(r'.*ci123js=([a-zA-Z]+\d+)', line[3], re.I) if uidList: if uidList[0] not in uset: f_write.write(uidList[0] + "\n") uset.add(uidList[0]) print("育儿网已完成") print("完成。。。。。") print(datetime.now().strftime('%Y-%m-%d %H:%M:%S'))if __name__ == "__main__": Main() |
以上这篇对python读写文件去重、RE、set的使用详解就是小编分享给大家的全部内容了，希望能给大家一个参考，也希望大家多多支持服务器之家。
原文链接：https://blog.csdn.net/IBoyMan/article/details/79401596
