docs: def yes_or_no(question, default="yes"):
      """Ask a yes/no question via input() and return their answer.
  
      "question" is a string that is presented to the user.
      "default" is the presumed answer if the user just hits <Enter>.
          It must be "yes" (the default), "no" or None (meaning
          an answer is required of the user).
  
      The "answer" return value is True for "yes" or False for "no".
      """
      valid = {"yes": True, "y": True, "ye": True, "no": False, "n": False}
      if default is None:
          prompt = " [y/n] "
      elif default == "yes":
          prompt = " [Y/n] "
      elif default == "no":
          prompt = " [y/N] "
      else:
          raise ValueError("invalid default answer: '%s'" % default)
  
      while True:
          sys.stdout.write(
              '{}[nbinteract]{} {}{}'.format(BLUE, NOCOLOR, question, prompt)
          )
          choice = input().lower()
          if default is not None and choice == '':
              return valid[default]
          elif choice in valid:
              return valid[choice]
          else:
              sys.stdout.write(
                  "Please respond with 'yes' or 'no' "
                  "(or 'y' or 'n').\n"
              )