import _random
print("Heloo!")
username = input("Please select your username: ")
print (username,", Please select how strong do you want your password to be.")
print ("For weak password type 'W' :\nFor medium password type 'M':\nFor strong password type 'S' ")
strength = input("My choice is: ")
w = "abcdefghijklmnopqrstuwvxyz"
m = "abcdefghijklmnopqrstuwvxyz0123456789"
s = "abcdefghijklmnopqrstuwvxyz0123456789!@#$%^&*()_+-/"
def passwordform():
    import random
    if strength == 'W':
        passwordlen = 6
        password = ''.join(random.sample(w,passwordlen))
    elif strength == 'M':
        passwordlen = 9
        password = ''.join(random.sample(m, passwordlen))
    elif strength == 'S':
        passwordlen = 12
        password = ''.join(random.sample(s, passwordlen))
        return password
        print("Your password is: ", passwordform())
    else:
       print ("Greska pri unosu ! Pazite na veliko slovo!")


print("Your password is: ", passwordform())