Pretty prints events.

    Prints all events that occur with two spaces between each new
    conversation and a single space between turns of a conversation.

    Args:
        event(event.Event): The current event to process.

def process_event(event):
    """Pretty prints events.

    Prints all events that occur with two spaces between each new
    conversation and a single space between turns of a conversation.

    Args:
        event(event.Event): The current event to process.
    """
    if event.type == EventType.ON_CONVERSATION_TURN_STARTED:
        print()

    print(event)

    if (event.type == EventType.ON_CONVERSATION_TURN_FINISHED and
            event.args and not event.args['with_follow_on_turn']):
        print()
    if event.type == EventType.ON_DEVICE_ACTION:
        for command, params in event.actions:
            print('Do command', command, 'with params', str(params))