Python Random Function

import math

import random

import string

def generate_random_digit(length):

    digits = "0123456789"

    otp = ""

    for i in range(length):

        otp += digits[math.floor(random.random() * 10)]

    print(otp)

def generate_random(length):

    print(string.ascii_uppercase)

    print(string.ascii_lowercase)

    print(string.ascii_letters)

    print(string.digits)

    print(''.join(random.choices(string.digits, k=length)))

    print(''.join(random.choices(string.ascii_letters+string.digits, k=length)))

    print(''.join(random.choices(string.ascii_uppercase+string.digits, k=length)))

generate_random_digit(8)

generate_random(10)