while_ftp.py

import ftplib
import time

USER = 'xxx'
PASSWORD = 'xxx'
HOST = '207.38.86.xx'
ROUTE = 'temporal'


def ftp_connect(HOST, USER, PASSWORD, ROUTE):
    ftp = ftplib.FTP(
        host=HOST,
        user=USER,
        passwd=PASSWORD
    )
    ftp.cwd(ROUTE)
    files = ftp.nlst()
    for file in files:
        # download file:
        with open(file, 'wb') as temp_file:
            ftp.retrbinary('RETR %s' % file, temp_file.write)
        ftp.delete(file)
    ftp.quit()


while True:
    ftp_connect(
        HOST,
        USER,
        PASSWORD,
        ROUTE
    )
    time.sleep(2)