password generator

# imports random module from the library
import random
# create a list of possible characters
characters = ["1","2","3","4","5","6","7","8","9","a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p","q","r","s","t","u","v","w","x","y","z","A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P","Q","R","S","T","U","V","W","X","Y","Z"]

# define a function to generate a password
def generate_password(pwd_length):
    # sets up an empty list to store the password that will be created
    password = []
    # set up a for loop to iterate for how many characters are needed in the password
    for x in range (pwd_length):
        # select a random item from the characters list
        newItem = random.choice(characters)
        # add that item to the password list
        password.append(newItem)
    # return all the new items in the password list joined together in one string
    return ''.join(password)

# ask the user to specify the length of their password
psw_length = int(input("Please enter the length of your password "))
# set the password from the output of the generate_password function
password = generate_password(psw_length)
# output the generated password
print (password)