setup.py

import os

cwd = os.getcwd()
alias = "\nalias FAT='python {}/FAT'".format(cwd)

home = os.path.expanduser("~")

try:
    with open(home + "/.bashrc", 'a') as f:
        f.write(alias)
        print("\nSetup file executed successfully\n\nNow you can use the tool by just typing 'FAT' in any directory\n\nClose the current terminal and open new terminal to use our tool :)")

except:
    print("Something went wrong. Please make a issue in our repo.")