应用场景：从国内往国外上传，因国际带宽影响，速度很慢，于是做了一个中转FTP，而自动上传需求也就诞生了。
代码地址：https://github.com/coocla/linux/blob/master/ftp/autoupload_ftp.py  
sftp类型：https://github.com/coocla/linux/blob/master/sftp/autoupload_sftp.py

直接贴脚本：

#!/usr/bin/env python
# -*- coding:utf-8 -*-
# This is a new file will be automatically uploaded to the ftp python script.
# Author: http://blog.coocla.orgimport pyinotify
import os
from ftplib import FTPWATCHDIR="/tmp/"
HOST="xxxxx"
USER="xxxxx"
PASS="xxxxx"
pid_file="/tmp/monitor_upload.pid"
log_file="/tmp/monitor_upload.log"class OnCreateClick(pyinotify.ProcessEvent):def process_IN_CREATE(self, event):abspath=os.path.join(event.path, event.name)if os.path.isdir(abspath):print "create directory:  %s" % event.nameelif os.path.isfile(abspath):print "create file:  %s" % event.namerelname=abspath.split(WATCHDIR)[1]relpath=os.path.dirname(relname)upload(abspath, relpath, event.name)def main():wm = pyinotify.WatchManager()notifier = pyinotify.Notifier(wm, OnCreateClick())wm.add_watch(WATCHDIR, pyinotify.IN_CREATE, rec=True, auto_add=True)notifier.loop(daemonize=True, pid_file=pid_file, stdout=log_file)def upload(abspath, relpath, filename):ftp = FTP()ftp.connect(HOST)ftp.login(USER, PASS)bufsize = 1024ftp.cwd("xxxxxxx")try:ftp.cwd(relpath)except:for remote_path in relpath.split(os.path.sep):ftp.mkd(remote_path)ftp.cwd(remote_path)filehandler = open(abspath, "rb")try:ftp.storbinary("STOR " + filename, filehandler, bufsize)print "Upload file %s success." % abspathexcept:print "Upload file %s error." % abspathfilehandler.close()ftp.quit()if __name__ == '__main__':if os.path.isfile(pid_file):os.remove(pid_file)main()