text: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  # title           :constants.py
  # description     :declared constants
  # author          :Andrew Ruppel
  # date            :11/26/2017
  # version         :0.1
  # usage           :
  # notes           :
  # python_version  :2.7.12
  ##############################
  
  SOCKET_TIMEOUT = 10
  
  FILE_SEPARATOR = '/'
  
  # Commands
  COMMAND_LS = 'ls'
  COMMAND_GET = 'get'
  COMMAND_PUT = 'put'
  COMMAND_QUIT = 'quit'
  
  # Accepted client commands
  ACCEPTED_COMMANDS = (COMMAND_LS, COMMAND_GET, COMMAND_PUT, COMMAND_QUIT)
  
  # FTP folder attributes
  CLIENT_DOWNLOAD_FOLDER = './_client_downloads'
  CLIENT_UPLOAD_FOLDER = './_client_uploads'
  
  # Buffer Constant for sockets
  HEADER_SIZE = 10
  BUFFER_SIZE = 4096
  FILENAME_SIZE = 30
  