input: 
  def generate_random_divisible_number():
      import random
      while True:
          # Generate a random number
          process = random.randint(0, 9)
          # Check if the number is divisible by 3
          if process % 3 == 0:
              # If it is divisible, return it
              return process
  
  # Example:
  # >>> generate_random_divisible_number()
  # 3
  # >>> generate_random_divisible_number()
  # 6
  # >>> generate_random_divisible_number()
  # 0
  
output:     import random
      while True:
          # Generate a random number
          process = random.randint(0, 9)
          # Check if the number is divisible by 3
          if process % 3 == 0:
              # If it is divisible, return it
              return process