def minimal_interactive_cli_bootstrap(client):
    """
    This is something you usually implement yourself to ask your user in a nice, user-friendly way about these things.
    This is mainly included to keep examples in the documentation simple and allow you to get started quickly.
    """
    if not client.get_current_tan_mechanism():
        client.fetch_tan_mechanisms()
        mechanisms = list(client.get_tan_mechanisms().items())
        if len(mechanisms) > 1:
            print('Multiple tan mechanisms available. Which one do you prefer?'
                )
            for i, m in enumerate(mechanisms):
                print(i, 'Function {p.security_function}: {p.name}'.format(
                    p=m[1]))
            choice = input('Choice: ').strip()
            client.set_tan_mechanism(mechanisms[int(choice)][0])
    if client.is_tan_media_required() and not client.selected_tan_medium:
        print(
            "We need the name of the TAN medium, let's fetch them from the bank"
            )
        with client:
            m = client.get_tan_media()
        if len(m[1]) == 1:
            client.set_tan_medium(m[1][0])
        else:
            print('Multiple tan media available. Which one do you prefer?')
            for i, mm in enumerate(m[1]):
                print(i,
                    'Medium {p.tan_medium_name}: Phone no. {p.mobile_number_masked}, Last used {p.last_use}'
                    .format(p=mm))
            choice = input('Choice: ').strip()
            client.set_tan_medium(m[1][int(choice)])
