Python module ftplib (Client of FTP protocol)

#-*-coding:utf-8-*-#python#Xiaodeng#Python module ftplib (Client of FTP protocol)#Requirements: Fast ftp upload, download, query files fromFtplibImportftpftp= FTP ()#Setting VariablesTimeout= 30Port= 21Ftp.connect ('192.168.1.188', Port,timeout)#connecting to an FTP serverFtp.login ('UserName','888888')#LoginPrintFtp.getwelcome ()#Get Welcome InfoFTP.CWD ('file/test')#Set FTP remote directory (PATH)List = Ftp.nlst ()#get the file in the directory, get the directory list forNameinchList:printnamepath='d:/data/'+ Name#define file Save pathf = open (path,'WB')#Open the file you want to savefilename ='RETR'+ Name#Save ftp fileFtp.retrbinary (Filename,f.write)#save files on FTPFtp.delete (name)#Delete ftp fileFtp.storbinary ('STOR'+filename, open (path,'RB'))#Uploading FTP filesftp.quit ()" "    Example: >>> from ftplib import FTP >>> FTP = FTP (' ftp.python.org ') #连接ftp服务器; connect to host,    Default port >>> ftp.login () # Default, i.e.: User anonymous, passwd [email protected]    ' Guest login OK, access restrictions apply. '  >>> ftp.retrlines (' list ') # List Directory contents Total 9 Drwxr-xr-x 8 root wheel 1024    Jan 3 1994.    Drwxr-xr-x 8 Root Wheel 1024x768 3 1994..    Drwxr-xr-x 2 Root Wheel 1024x768 3 1994 bin Drwxr-xr-x 2 root wheel 1024x768 3 1994 etc D-wxrwxr-x 2 FTP Wheel SEP 5 13:43 incoming drwxr-xr-x 2 root wheel 1024x768 17 199 3 Lib Drwxr-xr-x 6 1094 wheel SEP 19:07 pub drwxr-xr-x 3 root wheel 1024x768 3 1    994 usr-rw-r--r--1 root root 312 1 1994 welcome.msg ' 226 Transfer complete. '  >>> Ftp.quit ()                #断开服务器连接 ' 221 Goodbye. '  Class FTP ftp=ftp () #设置变量, similar to initialization |          An FTP client class.  |  Methods: |      Acct (Self, password) |     Send new account name.       |  |      Close (self) #close连接 |     Close the connection without assuming anything about it.       |  |       Connect (self, host= ", port=0, timeout=-999) #连接的ftp Sever and ports, such as: Ftp.connect (' 192.168.1.188 ', 21,30) |  |      CWD (self, dirname) #把当前目录设置为path, sets the path of the FTP current operation |     Change to a directory.       |  |       debug = Set_debuglevel (self, level) #ftp. Set_debuglevel (2) #打开调试级别2, show details |  |      Delete (self, filename) #删除远程文件 |     Delete a file.       |  |      Dir (self, *args) #显示目录下文件信息 |     List a directory in long form.      |  By default list current directory to stdout.   | Optional last argument is callback function;      All |      Non-empty arguments before it is concatenated to the |  LIST command.     (This *should* is used for a pathname.)       |  |      Getline (self) #从服务器输出一行数据 |     # Internal:return one line from the server, stripping CRLF.      |       # Raise Eoferror If the connection is closed |  |      Getmultiline (self) |      # Internal:get A response from the server, which may possibly |  # consist of multiple lines.      Return a single string with no |  # trailing CRLF.      If The response consists of multiple lines, |       # These is separated by ' \ n ' characters in the string |  |      Getresp (self) |     # Internal:get A response from the server.      |       # Raise Various Errors If the response indicates an error |  |      Getwelcome (self) #打印出欢迎信息 |     Get the welcome message from the server. |     (This was read and squirreled away by Connect ()) |  |     Login (self, user= ', passwd= ', acct= ') #登录到FTP服务器, all parameters are optional.      |     Login, default anonymous.       |  |       MAKEPASV (self) |  |      Makeport (self) #创建一个新的套接字 and sends a port command.     Create a new socket and send a PORT command for it.       |  |      MKD (self, dirname) #创建远程目录; Create a directory that returns its full pathname |     Make a directory, return it full pathname.       |  |                                                    Nlst (self, *args) is similar #与dir (), but returns a list of file names instead of displaying them      #返回给定目录下的文件列表 (by default) |     Return a list of files in a given directory (default the current).       |  |      Ntransfercmd (self, cmd, rest=none) |     Initiate a transfer over the data connection.           |      |      If the transfer is active, send a port command and the |  Transfer command, and accept the connection.      If the server is | PassIve, send a PASV command, connect to it, and start the |  Transfer command.      Either, return the socket for the |  Connection and the expected size of the transfer.      The |     Expected size May is None if it could not being determined.           |      |      Optional ' rest ' argument can be a string this is sent as the |  argument to a REST command.      This is essentially a server |      Marker used to tell the server to skip over any data up to the |     Given marker.       |  |      Putcmd (self, line) |       # internal:send One command to the server (through Putline ()) |  |      Putline (self, line) |       # Internal:send one line to the server, appending CRLF |  |      PWD (self) #当前工作目录 |     Return to current working directory.       |  |      Quit (self) #退出ftp |     Quit, and close the connection.       |  | Rename (self, fromname, ToName) #Change the filename to rename the remote file FromName to ToName |     Rename a file.       |  | Retrbinary (self, cmd, callback, blocksize=8192, Rest=none) #与retrlines () Similar, just this instruction handles binary files.      callback Function |  Retrieve data in binary mode.     A New Port is created.           |      |        Args: |     Cmd:a RETR command.        |                  Callback:a single parameter callable to being called on each |     Block of data read.        |                   Blocksize:the maximum number of bytes to read from the |  Socket at one time.        [default:8192] |  Rest:passed to Transfercmd ().           [Default:none] |      |        Returns: |     The response code.       |  |                                                   Retrlines (self,cmd,callback=none) # #ftp. Retrlines (' LIST ') #返回目录内容      #此时可以获得当前ftp目录下的所有文件的信息 |  Retrieve data in line mode. A New Port is created for YOu.           |      |        Args: |     Cmd:a RETR, LIST, NLST, or MLSD command.        |                  Callback:an Optional Single parameter callable it is called |     With the trailing CRLF stripped.                  |           [Default:print_line ()] |      |        Returns: |     The response code.       |  |      RMD (self, dirname) #删除远程目录 |     Remove a directory.       |  |      Sanitize (self, s) |       # Internal: "sanitize" a String for printing |  |      Sendcmd (self, cmd) |     Send a command and return the response.       |  |      Sendeprt (self, host, port) |     Send a EPRT command with the current host and the given port number.       |  |      SendPort (self, host, port) |      Send a PORT command with the current host and the given |     Port number.       |  |                Set_debuglevel (self, level) #ftp. Set_debuglevel (2) #打开调试级别2, show details                    #ftp. Set_debuglevel (0) #关闭调试模式 |     Set the debugging level.      |      The required argument level means: |      0:no debugging output (default) |     1:print commands and responses but not body text etc.      |       2:also print raw lines read and sent before stripping Cr/lf |  |      SET_PASV (Self, val) |     Use passive or active mode for data transfers.      |      With a false argument, use the normal PORT mode, |     With a true argument, use the PASV command.       |  |      Size (self, filename) #检索文件大小 |     Retrieve the size of a file.       |  |                                 Storbinary (self, cmd, FP, blocksize=8192, Callback=none, Rest=none) #上传FTP文件 #ftp. Storbinaly ("STOR filename.txt", file_handel,bufsize) #上传目标文件 #ftp. S                        Torbinary (' STOR ' +filename, open (path, ' RB ')) # Upload FTP file #注意storlines的解释         #只是这个指令处理二进制文件.      To give a file object F, upload block size BS default to 8kbs=8192]) |  Store a file in binary mode.     A New Port is created.           |      |        Args: |     Cmd:a STOR command.        |     Fp:a File-like object with A Read (Num_bytes) method.        |                   Blocksize:the maximum data size to read from FP and send over |  The connection at once.        [default:8192] |                  Callback:an Optional Single parameter callable that's called on |  Each of the block of data after it is sent.        [Default:none] |  Rest:passed to Transfercmd ().           [Default:none] |      |        Returns: |     The response code.       |  |                                 Storlines (self, cmd, FP, Callback=none) #storlines (cmd, f) #给定FTP command (such as "STOR filename") to upload a text file.      To be given a file object F |  Store a file in line mode.     A New Port is created.           |      |        Args: | Cmd:a STOR command.    |     Fp:a File-like object with A ReadLine () method.        |                  Callback:an Optional Single parameter callable that's called on |  Each of the it is sent.           [Default:none] |      |        Returns: |     The response code.       |  |      Transfercmd (self, cmd, rest=none) |     Like Ntransfercmd () but returns only the socket.       |  |      Voidcmd (self, cmd) |     Send a command and expect a response beginning with ' 2 '.       |  |      Voidresp (self) | Expect a response beginning with ' 2 '. DATA __all__ = [' FTP ', ' Netrc ', ' Ftp_tls ']" "

Python module ftplib (Client of FTP protocol)