Python ftp 文件上傳和文件下載

Python ftp 文件上傳和文件下載

1. import ftplib
2. import os
3. import socket
5. HOST='192.168.30.109'
6. FILE='test'
8. def main():
9. try:
10. f=ftplib.FTP(HOST)
11. except (socket.error,socket.gaierror),e:
12. print 'ERROR:cannot reach "%s"'% HOST
13. return
14. print '***connected to host "%s"' % HOST
16. try:
17. f.login(user='test',passwd='123')
18. except ftplib.error_perm:
19. print 'ERROR:cannot login anonymously'
20. f.quit()
21. return
22. print '***Logged in as "test""'
24. try:
25. f.retrbinary('RETR %s' % FILE,open(FILE,'wb').write)
26. except ftplib.error_perm:
27. print 'ERROR:cannot read file "%s"' % FILE
28. os.unlink(FILE)
29. else:
30. print '***Downloaded "%s" to CWD' % FILE
31. return
32. try:
33. f.storbinary('STOR %s' % FILE,open(FILE,'rb'))
34. except ftplib.error_perm:
35. print 'ERROR:cannot up file "%s"' % FILE
36. os.unlink(FILE)
37. else:
38. print '***upload "%s" to ftp' % FILE
39. f.quit()
40. return
42. if __name__=='__main__':
43. main()