Simple MySQL database backup script

mysql_backup.py

#!/usr/bin/env python
import os,time,getpass

def backup():
  filestamp = time.strftime('%Y-%m-%d-%H-%M')
  
  print "Enter username:"
  username = raw_input()
 
  print "Enter password:"
  password = getpass.getpass()
 
  print "Enter hostname:"
  hostname = raw_input()
 
  print "Enter database name:"
  database = raw_input()
 
  filename = "%s-%s.sql" % (database, filestamp)
  os.popen("mysqldump -u %s -p%s -h %s -e --opt -c %s | gzip -c > %s.gz" % (username,password,hostname,database,filename))

if __name__=="__main__":
  backup()