I want to see if you can make this possible to change it to a bash

#!/usr/bin/python

-- coding: utf-8 --

import subprocess, os, random, string, sys, shutil, socket
from itertools import cycle, izip

class col:
HEADER = '\033[95m'
RED='\033[0;31m'
OKBLUE = '\033[94m'
OKGREEN = '\033[92m'
WARNING = '\033[93m'
FAIL = '\033[91m'
ENDC = '\033[0m'
BOLD = '\033[1m'
UNDERLINE = '\033[4m'

def printc(rText, rColour=col.OKBLUE, rPadding=0):
print "%s +------------------------------------------+ %s" % (rColour, col.ENDC)
for i in range(rPadding): print "%s ¦ ¦ %s" % (rColour, col.ENDC)
print "%s ¦ %s%s%s ¦ %s" % (rColour, " "(20-(len(rText)/2)), rText, " "(40-(20-(len(rText)/2))-len(rText)), col.ENDC)
for i in range(rPadding): print "%s ¦ ¦ %s" % (rColour, col.ENDC)
print "%s +------------------------------------------+ %s" % ('\033[92m', '\033[0m')
print " "

if name == "main":
printc("Start installation? Y/N", col.WARNING)