{%- if not add_generation_prompt is defined %}
    {%- set add_generation_prompt = false %}
{%- endif %}
{%- set ns = namespace(is_first=false, is_tool=false, is_output_first=true, system_prompt='', is_first_sp=true, is_first_user=true, is_last_user=false) %}
{%- for message in messages %}
    {%- if message['role'] == 'system' %}
        {%- if ns.is_first_sp %}
            {%- set ns.system_prompt = ns.system_prompt + message['content'] %}
            {%- set ns.is_first_sp = false %}
        {%- else %}
            {% set ns.system_prompt = ns.system_prompt + '\n\n' + message['content'] %}
        {%- endif %}
    {%- endif %}
{%- endfor %}
{{- bos_token }}
{{- ns.system_prompt }}
{%- if tools %}
    {%- if ns.system_prompt != '' %}
        {{- '\n\n# Tools\n\nYou may call one or more functions to assist with the user query.' }}
    {%- else %}
        {{- '# Tools\n\nYou may call one or more functions to assist with the user query.' }}
    {%- endif %}
    {{- '\n\nYou are provided with function signatures within <tools></tools> XML tags:' }}
    {{- '\n<tools>\n' }}
    {%- for tool in tools %}
        {%- if loop.index0 > 1 %}
            {{- '\n' }}
        {%- endif %}
        {{- tool | tojson }}
    {%- endfor %}
    {{- '\n</tools>\n\n' }}
    {{- 'For function call returns, you should first print <tool_calls>' }}
    {{- 'For each function call, you should return object like:\n' }}
    {{- '<tool_call>function_name\n```json\nfunction_arguments_in_json_format\n```</tool_call>' }}
    {{- 'At the end of function call returns, you should print </tool_calls>' }}
{%- endif %}
{%- if ns.system_prompt != '' or tools %}
    {{- '<｜hy_place▁holder▁no▁3｜>' }}
{%- endif %}
{%- set image_count = namespace(value=0) %}
{%- set video_count = namespace(value=0) %}
{%- set last_user_idx = namespace(value=-1) %}
{%- for message in messages %}
    {%- if message['role'] == 'user' %}
        {%- set last_user_idx.value = loop.index0 %}
    {%- endif %}
{%- endfor %}
{%- for message in messages %}
    {%- if message['role'] == 'user' %}
        {%- set ns.is_tool = false %}
        {%- set ns.is_first = false %}
        {%- set ns.is_last_user = true %}
        {{- '<｜hy_User｜>'}}
        {%- if message.content is string %}
            {{- message.content }}
        {%- else %}
            {%- for content in message.content %}
                {%- if content.type == 'image' or 'image' in content or 'image_url' in content %}
                    {%- set image_count.value = image_count.value + 1 %}
                    {%- if add_vision_id %}Picture {{ image_count.value }}: {% endif -%}
                    <｜hy_place▁holder▁no▁666｜><｜hy_place▁holder▁no▁669｜><｜hy_place▁holder▁no▁672｜><｜hy_place▁holder▁no▁667｜>
                {%- elif content.type == 'video' or 'video' in content %}
                    {%- set video_count.value = video_count.value + 1 %}
                    {%- if add_vision_id %}Video {{ video_count.value }}: {% endif -%}
                    <｜hy_place▁holder▁no▁666｜><｜hy_place▁holder▁no▁670｜><｜hy_place▁holder▁no▁672｜><｜hy_place▁holder▁no▁667｜>
                {%- elif 'text' in content %}
                    {{- content.text }}
                {%- endif %}
            {%- endfor %}
        {%- endif %}
        {%- if loop.index0 == last_user_idx.value %}
            {%- if enable_thinking is defined and enable_thinking %}
                {{- '/think' }}
            {%- else %}
                {{- '/no_think' }}
            {%- endif %}
        {%- else %}
            {{- '/no_think' }}
        {%- endif %}
    {%- endif %}
    {%- if message['role'] == 'assistant' and message['tool_calls'] is defined and message['tool_calls'] is not none %}
        {%- set ns.is_last_user = false %}
        {%- if ns.is_tool %}
            {{- '</tool_responses>' }}
        {%- endif %}
        {{- '<｜hy_Assistant｜>' }}
        {%- set ns.is_first = false %}
        {%- set ns.is_tool = false %}
        {%- set ns.is_output_first = true %}
        {%- for tool in message['tool_calls'] %}
            {%- set arguments = tool['function']['arguments'] %}
            {%- if arguments is not string %}
                {%- set arguments = arguments | tojson %}
            {%- endif %}
            {%- if not ns.is_first %}
                {%- if message['content'] is none %}
                    {{- '<tool_calls><tool_call>' + tool['function']['name'] + '\n```json\n' + arguments + '\n```</tool_call>' }}
                {%- else %}
                    {{- message['content'] + '<tool_calls><tool_call>' + tool['function']['name'] + '\n```json\n' + arguments + '\n```</tool_call>' }}
                {%- endif %}
            {%- set ns.is_first = true %}
            {%- else %}
                {{- '\n<tool_call>' + tool['function']['name'] + '\n```json\n' + arguments + '\n```</tool_call>' }}
            {%- endif %}
        {%- endfor %}
        {{- '</tool_calls>' + eos_token }}
    {%- endif %}
    {%- if message['role'] == 'assistant' and (message['tool_calls'] is not defined or message['tool_calls'] is none) %}
        {%- set ns.is_last_user = false %}
        {{- '<｜hy_Assistant｜>' }}
        {{- '<think>\n\n</think>\n' }}
        {{- '<answer>\n' }}
        {%- if message['content'] is string %}
            {{- message['content'] }}
        {%- else %}
            {%- for content_item in message['content'] %}
                {%- if 'text' in content_item %}
                    {{- content_item['text'] }}
                {%- endif %}
            {%- endfor %}
        {%- endif %}
        {{- '\n</answer>' }}
        {{- eos_token }}
    {%- endif %}
    {%- if message['role'] == 'tool' %}
        {%- set ns.is_last_user = false %}
        {%- set ns.is_tool = true %}
        {%- if ns.is_output_first %}
            {{- '<｜hy_User｜>' + '<tool_responses><tool_response>' + message['content'] + '</tool_response>' }}
            {%- set ns.is_output_first = false %}
        {%- else %}
            {{- '\n<tool_response>' + message['content'] + '</tool_response>' }}
        {%- endif %}
    {%- endif %}
{%- endfor %}
{%- if ns.is_tool %}
    {{- '</tool_responses>' }}
{%- endif %}
{%- if add_generation_prompt %}
    {{- '<｜hy_Assistant｜>' }}
    {%- if enable_thinking is defined and enable_thinking %}
        {{- '<think>' }}
    {%- else %}
        {{- '<think>\n\n</think>\n' }}
    {%- endif %}
{%- endif %}