Simple 2 player shooter game

This is a simple 1 keyboard -- 2 players game made by using PYGAME module in Python. It's my first game I ever made using Python so don't set your expectations too high :). 

Controls : 

Player 1 Controls : 

W - up

A - left

S - down

D - right

Left Control (LCTRL) - shoot

Player 2 Controls : 

Up-Arrow key - up

Left-Arrow key - left

Down-Arrow key - down

Right-Arrow key - right

Right Control (RCTRL) - shoot

Enjoy