#!/usr/bin/env python
import ftplib
import getpass

def getFTP():

  # username = getpass.getuser()  --> This doesn’t prompt the user for their username. Instead, it uses the current user’s login name,
  # according to the user’s shell environment
  site_address = input('Please Enter the FTP address: ')
  username = input('Please Enter your username: ')
  password = getpass.getpass('Please Enter your password to login: ')

  with ftplib.FTP(site_address) as ftp:
    ftp.login(username, password)
    ftp.cwd('/home/karn/')
    print(ftp.getwelcome())
    print ("-----------------------------------------------")
    print('Your Current Directory Is:', ftp.pwd())
    print('Listing the content of the Current Dir please wait...... ')
    print ("-----------------------------------------------")
    #ftp.dir()
    ftp.retrlines('LIST')               # list directory contents
    print ("------------------------------------------------------------")
    download = input('Please Enetr the File name you want to Download:  ')
    print ("------------------------------------------------------------")
    ftp.retrbinary('RETR ' + download, open(download, 'wb').write)
    print('File Download is Successful.')
    ftp.quit()
    print('Goodbye!')

getFTP()