based on https://stackoverflow.com/a/48965444

unique_id_generation.py

import random as r
import string


def randomized_default():
  domains = [string.ascii_uppercase, string.ascii_lowercase, string.digits]
  r.shuffle(domains)
  as_list = list(''.join(domains))
  r.shuffle(as_list)
  return ''.join(as_list)


class Random:
  _default_str_seq = randomized_default()
  
  def __init__(self, str_seq=_default_str_seq):
    self.str_seq = str_seq

  def generate_from_pattern(self, pattern, sep=' '):
    random_str_parts = []
    for part in pattern:
      str_part = ""
      for i in range(0, part):
        str_part += str(r.choice(self.str_seq))
      random_str_parts.append(str_part)
    return sep.join(random_str_parts)



uuid_format = [8, 4, 4, 4, 12]
rnd = Random()
uuid_with_all_ascii_letters_and_digits = rnd.generate_from_pattern(uuid_format, '-')
print(uuid_with_all_ascii_letters_and_digits)