cat getLatestFTP.py
#!/usr/bin/python
import ftplib
import os
import socket
HOST = 'ftp.mozilla.org'
DIRN = 'pub/mozilla.org/webtools'
FILE = 'bugzilla-LATEST.tar.gz'
def main():
try:
f = ftplib.FTP(HOST)
except (socket.error,socket.gaierror) as e:
print 'ERROR:cannot reach "%s"' % HOST
return
print '*** Connected to host "%s"' % HOST
try:
f.login('web2','passwd')
except ftplib.error_perm:
print 'ERROR: cannot login anonymously'
f.quit()
return
print '*** Logged in as "anonymous"'
try:
f.cwd(DIRN)
except ftplib.error_perm:
print 'ERROR:cannot CD to "%s"' % DIRN
f.quit()
return
print '*** Changed to "%s" folder' % DIRN
try:
f.retrbinary('RETR %s' % FILE,
open(FILE,'wb').write)
except ftplib.error_perm:
print 'ERROR:cannot read file "%s"' % FILE
if os.path.exists(FILE):
os.unlink(FILE)
else:
print '*** Downloaded "%s" to CWD' % FILE
f.quit()
if __name__ == '__main__':
main()
总结:
1,ftp.mozilla.org 已经不能访问了。
2,相关变量根据实际情况修改,HOST,DIRN,FILE。
3,该内容在 《Python核心编程(第3版)》 第79页。