input: import string
  import random
  
  def generate_password():
      """
      Generates a random password consisting of 8 characters.
      
      >>> generate_password()
      'abC92XyZ'
      >>> generate_password()
      '5Xj7fQmK'
      """
      chars = string.ascii_letters + string.digits
      return ''.join(random.choice(chars) for _ in range(8))
output:     chars = string.ascii_letters + string.digits
      return ''.join(random.choice(chars) for _ in range(8))