#!/usr/bin/env python3

from random import choice

import argparse

# colors for strings

def bold(bold): return f"\033[1;0m{bold}\033[0m"

def red(red): return f"\033[1;31m{red}\033[0m"

def green(green): return f"\033[1;32m{green}\033[0m"

# Main function for replace some normal characters with special characters

def nor_to_spcl():

char = name.replace('a', '4')

char = char.replace('c', '<')

char = char.replace('e', '3')

char = char.replace('h', '#')

char = char.replace('i', '!')

char = char.replace('o', '0')

char = char.replace('s', '$')

char = char.replace('t', '7')

print(green(f"\nYour special string - {char}"))

# This function for limiting characters

def char_limit():

if len(name) <= 1:

print(red("Use minimum 2 or more characters"))

elif len(name) < 25:

nor_to_spcl()

else:

print(red("You can't use more than 25 characters"))

# Arguments

parser = argparse.ArgumentParser()

parser.add_argument('-s', action='store', help='Replace some normal characters (from a string) with special characters')

args = parser.parse_args()

# Here i defined characters limit only for Arguments. In input we can use unlimited characters

if not args.s:

name = input(bold("Enter your string : ")).lower()

if len(name) <= 1:

print(red("Use minimum 2 or more characters"))

else:

nor_to_spcl()

else:

name = args.s.lower()

char_limit()