本文实例讲述了python通过定义一个类实例作为ftp回调方法。分享给大家供大家参考。具体实现方法如下：
class Writer:
def __init__(self, file):
self.f = open(file, w)
def __call__(self, data):
self.f.write(data)
self.f.write('\n')
print data
FILENAME = AutoIndent.py
writer = Writer(FILENAME)
import ftplib
ftp = ftplib.FTP('1
