摘要：
join将列表转换为字符串 list1 = ["张三","李四","王五"] a1 = ','.join(list1) print(a1) >>> 张三,李四,王五 阅读全文
摘要：
from ftplib import FTP_TLS import os import re class MyFtp(FTP_TLS): """继承FTP类""" def dirs(self, *args): """my dirs""" self.encoding = 'GB18030' cmd = 阅读全文