Function test

tools/python-3.11.9-amd64/Lib/ftplib.py:923–984

Test program. Usage: ftplib [-d] [-r[file]] host [-l[dir]] [-d[dir]] [-p] [file] ... Options: -d increase debugging level -r[file] set alternate ~/.netrc file Commands: -l[dir] list directory -d[dir] change the current directory -p

()

def test():
    '''Test program.
    Usage: ftplib [-d] [-r[file]] host [-l[dir]] [-d[dir]] [-p] [file] ...

    Options:
      -d        increase debugging level
      -r[file]  set alternate ~/.netrc file

    Commands:
      -l[dir]   list directory
      -d[dir]   change the current directory
      -p        toggle passive and active mode
      file      retrieve the file and write it to stdout
    '''

    if len(sys.argv) < 2:
        print(test.__doc__)
        sys.exit(0)

    import netrc

    debugging = 0
    rcfile = None
    while sys.argv[1] == '-d':
        debugging = debugging+1
        del sys.argv[1]
    if sys.argv[1][:2] == '-r':
        # get name of alternate ~/.netrc file:
        rcfile = sys.argv[1][2:]
        del sys.argv[1]
    host = sys.argv[1]
    ftp = FTP(host)
    ftp.set_debuglevel(debugging)
    userid = passwd = acct = ''
    try:
        netrcobj = netrc.netrc(rcfile)
    except OSError:
        if rcfile is not None:
            print("Could not open account file -- using anonymous login.",
                  file=sys.stderr)
    else:
        try:
            userid, acct, passwd = netrcobj.authenticators(host)
        except (KeyError, TypeError):
            # no account for host
            print("No account -- using anonymous login.", file=sys.stderr)
    ftp.login(userid, passwd, acct)
    for file in sys.argv[2:]:
        if file[:2] == '-l':
            ftp.dir(file[2:])
        elif file[:2] == '-d':
            cmd = 'CWD'
            if file[2:]: cmd = cmd + ' ' + file[2:]
            resp = ftp.sendcmd(cmd)
        elif file == '-p':
            ftp.set_pasv(not ftp.passiveserver)
        else:
            ftp.retrbinary('RETR ' + file, \