Make The Following File:

nano generator.py

#!/bin/python3

import random

chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890!$' #You Can Add Or Remove Chars

length = input('Length Of Password?' )
length = int(length)

password = ''
for c in range(length):
  password += random.choice(chars)
print(password)

To Run Script:

python generator.py