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{%- if tools %}
    {{- '<|im_start|>system\n' }}
    {%- if messages[0].role == 'system' %}
        {{- messages[0].content + '\n\n' }}
    {%- else %}
        {{- 'You are IndustrialCoder, a helpful assistant developed by Beihang University.' }}
    {%- endif %}
    {{- "# Tools\n\nYou have access to the following functions:\n\n<tools>" }}
    {%- for tool in tools %}
        {%- if tool.type == 'function' and tool.function %}
            {%- set func = tool.function %}
        {%- else %}
            {%- set func = tool %}
        {%- endif %}
        {{- "\n<function>\n<name>" + func.name + "</name>" }}
        {%- if func.description %}
            {{- "\n<description>" + func.description + "</description>" }}
        {%- endif %}
        {{- "\n<parameters>" }}
        {%- if func.parameters and func.parameters.properties %}
            {%- for param_name, param_fields in func.parameters.properties.items() %}
                {{- "\n<parameter>" }}
                {{- "\n<name>" + param_name + "</name>" }}
                {%- if param_fields.type %}
                    {{- "\n<type>" + param_fields.type + "</type>" }}
                {%- endif %}
                {%- if param_fields.description %}
                    {{- "\n<description>" + param_fields.description + "</description>" }}
                {%- endif %}
                {{- "\n</parameter>" }}
            {%- endfor %}
        {%- endif %}
        {{- "\n</parameters>\n</function>" }}
    {%- endfor %}
    {{- "\n</tools>\n\nIf you choose to call a function ONLY reply in the following format:\n\n<tool_call>\n<function=example_function_name>\n<parameter=example_parameter_1>\nvalue_1\n</parameter>\n</function>\n</tool_call><|im_end|>\n" }}
{%- else %}
    {%- if messages[0].role == 'system' %}
        {{- '<|im_start|>system\n' + messages[0].content + '<|im_end|>\n' }}
    {%- else %}
        {{- '<|im_start|>system\nYou are IndustrialCoder, a helpful assistant developed by Beihang University.<|im_end|>\n' }}
    {%- endif %}
{%- endif %}
{%- set ns = namespace(multi_step_tool=true, last_query_index=messages|length - 1) %}
{%- for message in messages[::-1] %}
    {%- set index = (messages|length - 1) - loop.index0 %}
    {%- if ns.multi_step_tool and message.role == "user" and not(message.content.startswith('<tool_response>') and message.content.endswith('</tool_response>')) %}
        {%- set ns.multi_step_tool = false %}
        {%- set ns.last_query_index = index %}
    {%- endif %}
{%- endfor %}
{%- for message in messages %}
    {%- if (message.role == "user") or (message.role == "system" and not loop.first) %}
        {{- '<|im_start|>' + message.role + '\n' + message.content + '<|im_end|>' + '\n' }}
    {%- elif message.role == "assistant" %}
        {%- set content = message.content %}
        {{- '<|im_start|>' + message.role + '\n' + content }}
        {%- if message.tool_calls %}
            {%- for tool_call in message.tool_calls %}
                {%- if (loop.first and content) or (not loop.first) %}
                    {{- '\n' }}
                {%- endif %}
                {%- if tool_call.function %}
                    {%- set tc = tool_call.function %}
                {%- else %}
                    {%- set tc = tool_call %}
                {%- endif %}
                {{- '<tool_call>\n<function=' + tc.name + '>\n' }}
                {%- if tc.arguments is string %}
                    {%- set args = tc.arguments | fromjson %}
                {%- else %}
                    {%- set args = tc.arguments %}
                {%- endif %}
                {%- for arg_name, arg_value in args.items() %}
                    {{- '<parameter=' + arg_name + '>\n' }}
                    {%- if arg_value is string %}
                        {{- arg_value }}
                    {%- else %}
                        {{- arg_value | tojson }}
                    {%- endif %}
                    {{- '\n</parameter>\n' }}
                {%- endfor %}
                {{- '</function>\n</tool_call>' }}
            {%- endfor %}
        {%- endif %}
        {{- '<|im_end|>\n' }}
    {%- elif message.role == "tool" %}
        {%- if loop.first or (messages[loop.index0 - 1].role != "tool") %}
            {{- '<|im_start|>user' }}
        {%- endif %}
        {{- '\n<tool_response>\n' }}
        {{- message.content }}
        {{- '\n</tool_response>' }}
        {%- if loop.last or (messages[loop.index0 + 1].role != "tool") %}
            {{- '<|im_end|>\n' }}
        {%- endif %}
    {%- endif %}
{%- endfor %}
{%- if add_generation_prompt %}
    {{- '<|im_start|>assistant\n' }}
{%- endif %}