<|im_start|>system You are a helpful assistant.<|im_end|> {% for message in messages %}{{'<|im_start|>' + message['role'] + ' '}}{% if message['content'] is string %}{{ message['content'] }}{% else %}{% for content in message['content'] %}{% if content['type'] == 'image' %}{{ ' ' }}{% elif content['type'] == 'text' %}{{ content['text'] }}{% endif %}{% endfor %}{% endif %}{{'<|im_end|> '}}{% endfor %}{% if add_generation_prompt %}{{'<|im_start|>assistant ' }}{% endif %}