###1.pyftpdlib 是一款 Python FTP 服务器库。
Quick Start(快速创建一个 FTP 服务器):
#!/usr/bin/python
from pyftpdlib.servers import FTPServer
from pyftpdlib.handlers import FTPHandler
from pyftpdlib.authorizers import DummyAuthorizer
authorizer = DummyAuthorizer()
authorizer.add_user("user", "12345", "/home/username", perm="elradfmw")
authorizer.add_anonymous("/home/nobody")
handler = FTPHandler
handler.authorizer = authorizer
server = FTPServer(("127.0.0.1", 21), handler)
server.serve_forever()