python之FTP上传和下载

 1 # FTP操作
 2 import ftplib
 3 
 4 host = ‘192.168.20.191‘
 5 username = ‘ftpuser‘
 6 password = ‘ftp123‘
 7 file = ‘1.txt‘
 8 
 9 f = ftplib.FTP(host)  # 实例化FTP对象
10 f.login(username, password)  # 登录
11 
12 # 获取当前路径
13 pwd_path = f.pwd()
14 print("FTP当前路径:", pwd_path)
15 
16 
17 # 逐行读取ftp文本文件
18 # f.retrlines(‘RETR %s‘ % file)
19 
20 def ftp_download():
21     ‘‘‘以二进制形式下载文件‘‘‘
22     file_remote = ‘1.txt‘
23     file_local = ‘D:\\test_data\\ftp_download.txt‘
24     bufsize = 1024  # 设置缓冲器大小
25     fp = open(file_local, ‘wb‘)
26     f.retrbinary(‘RETR %s‘ % file_remote, fp.write, bufsize)
27     fp.close()
28 
29 
30 def ftp_upload():
31     ‘‘‘以二进制形式上传文件‘‘‘
32     file_remote = ‘ftp_upload.txt‘
33     file_local = ‘D:\\test_data\\ftp_upload.txt‘
34     bufsize = 1024  # 设置缓冲器大小
35     fp = open(file_local, ‘rb‘)
36     f.storbinary(‘STOR ‘ + file_remote, fp, bufsize)
37     fp.close()
38 
39 
40 ftp_download()
41 ftp_upload()
42 f.quit()
43