encodedstring = base64.encodestring(b"admin:password")[:-1]

username = "admin"
  password = "password"
  user_pass = username + ":" + password

  user_pass = b"user_pass <<<<?
  encodedstring = base64.encodestring(user_pass)[:-1]

username = b"admin"
password = b"password"
user_pass = username + b":" + password

encodedstring = base64.encodestring(user_pass)[:-1]

username = get_username().encode('UTF8')
password = get_password().encode('UTF8')
user_pass = username + b":" + password

base64.b64encode((user + ':' + password).encode('utf-8'))