Sync chat_template.jinja with the thinkingmachines release

chat_template.jinja

@@ -0,0 +1,129 @@
+{%- set effort_map = {"none": 0.0, "minimal": 0.1, "low": 0.2, "medium": 0.7, "high": 0.9, "max": 0.99} -%}
+{%- set role_token = {"user": "<|message_user|>", "assistant": "<|message_model|>", "system": "<|message_system|>", "tool": "<|message_tool|>"} -%}
+
+{%- macro emit_thinking_effort() -%}
+    {%- set eff = reasoning_effort if reasoning_effort is defined and reasoning_effort is not none else 0.9 -%}
+    {%- if eff is string -%}
+        {%- set key = eff | trim -%}
+        {%- if key not in effort_map -%}
+            {{- raise_exception("Unknown reasoning_effort: " ~ eff) -}}
+        {%- endif -%}
+        {%- set num = effort_map[key] -%}
+    {%- else -%}
+        {%- set num = eff | float -%}
+    {%- endif -%}
+    {%- if num < 0.0 or num > 0.99 -%}
+        {{- raise_exception("reasoning_effort must be in [0.0, 0.99]") -}}
+    {%- endif -%}
+    {{- "<|message_system|><|content_text|>Thinking effort level: " -}}
+    {%- if num == 0.0 -%}0{%- else -%}{{ num }}{%- endif -%}
+    {{- "<|end_message|>" -}}
+{%- endmacro -%}
+
+{%- if tools -%}
+    {%- set tool_state = namespace(specs=[]) -%}
+    {%- for tool in tools -%}
+        {%- set fn = tool.function if tool.function is defined else tool -%}
+        {%- set spec = {
+            "description": (fn.description if fn.description is defined and fn.description else ""),
+            "name": fn.name,
+            "parameters": (fn.parameters if fn.parameters is defined and fn.parameters else {}),
+            "type": (tool.type if tool.type is defined and tool.type else "function"),
+        } -%}
+        {%- set tool_state.specs = tool_state.specs + [spec] -%}
+    {%- endfor -%}
+    {{- "<|message_system|>tool_declare<|content_xml|>" -}}
+    {{- tool_state.specs | tojson(sort_keys=true, separators=(",", ":")) -}}
+    {{- "<|end_message|>" -}}
+{%- endif -%}
+
+{%- set state = namespace(effort_emitted=false) -%}
+{%- for message in messages -%}
+    {%- if message.role not in role_token -%}
+        {{- raise_exception("Unknown message role: " ~ message.role) -}}
+    {%- endif -%}
+    {%- if not state.effort_emitted and message.role != "system" -%}
+        {{- emit_thinking_effort() -}}
+        {%- set state.effort_emitted = true -%}
+    {%- endif -%}
+
+    {%- set rtok = role_token[message.role] -%}
+
+    {%- if message.role == "tool" -%}
+        {%- set tool_name_state = namespace(name="") -%}
+        {%- if message.name is defined and message.name -%}
+            {%- set tool_name_state.name = message.name -%}
+        {%- elif message.tool_call_id is defined and message.tool_call_id -%}
+            {%- for prev in messages -%}
+                {%- if prev.role == "assistant" and prev.tool_calls -%}
+                    {%- for tc in prev.tool_calls -%}
+                        {%- if tc.id is defined and tc.id == message.tool_call_id and tc.function.name is defined -%}
+                            {%- set tool_name_state.name = tc.function.name -%}
+                        {%- endif -%}
+                    {%- endfor -%}
+                {%- endif -%}
+            {%- endfor -%}
+        {%- endif -%}
+        {{- rtok -}}
+        {%- if tool_name_state.name -%}{{- tool_name_state.name -}}{%- endif -%}
+        {{- "<|content_text|>" -}}
+        {%- if message.content is string -%}{{- message.content -}}{%- endif -%}
+        {{- "<|end_message|>" -}}
+
+    {%- else -%}
+        {%- if message.role == "assistant" and message.reasoning_content is defined and message.reasoning_content -%}
+            {{- "<|message_model|><|content_thinking|>" ~ message.reasoning_content ~ "<|end_message|>" -}}
+        {%- endif -%}
+
+        {%- if message.content is string -%}
+            {{- rtok ~ "<|content_text|>" ~ message.content ~ "<|end_message|>" -}}
+        {%- elif message.content -%}
+            {%- for part in message.content -%}
+                {%- if part is string -%}
+                    {{- rtok ~ "<|content_text|>" ~ part ~ "<|end_message|>" -}}
+                {%- elif part.type is not defined or part.type in ("text", "input_text") -%}
+                    {%- set text_part = (part.text if part.text is defined and part.text is string else "") -%}
+                    {{- rtok ~ "<|content_text|>" ~ text_part ~ "<|end_message|>" -}}
+                {%- elif part.type in ("image", "input_image", "image_url") -%}
+                    {{- rtok ~ "<|content_image|><|unused_200054|><|end_message|>" -}}
+                {%- elif part.type in ("audio", "input_audio", "audio_url") -%}
+                    {{- rtok ~ "<|content_audio_input|><|unused_200053|><|audio_end|><|end_message|>" -}}
+                {%- else -%}
+                    {{- raise_exception("Unsupported content part type: " ~ part.type) -}}
+                {%- endif -%}
+            {%- endfor -%}
+        {%- endif -%}
+
+        {%- if message.role == "assistant" and message.tool_calls -%}
+            {%- for tc in message.tool_calls -%}
+                {%- set fn = tc.function -%}
+                {%- if fn.name is not defined or fn.name is not string -%}
+                    {{- raise_exception("tool call function name must be a string") -}}
+                {%- endif -%}
+                {%- set args = fn.arguments if fn.arguments is defined and fn.arguments else {} -%}
+                {%- if args is string -%}
+                    {{- raise_exception("tool call arguments must be a parsed object, not a JSON string; canonicalize upstream") -}}
+                {%- endif -%}
+                {%- if args is not mapping -%}
+                    {{- raise_exception("tool call arguments must be an object") -}}
+                {%- endif -%}
+                {{- "<|message_model|>" ~ fn.name ~ "<|content_invoke_tool_json|>" -}}
+                {{- '{"name":' ~ (fn.name | tojson(sort_keys=true, separators=(",", ":"))) ~ ',"args":' -}}
+                {{- (args | tojson(sort_keys=true, separators=(",", ":"))) -}}
+                {{- "}<|end_message|>" -}}
+            {%- endfor -%}
+        {%- endif -%}
+
+        {%- if message.role == "assistant" -%}
+            {{- "<|content_model_end_sampling|>" -}}
+        {%- endif -%}
+    {%- endif -%}
+{%- endfor -%}
+
+{%- if not state.effort_emitted -%}
+    {{- emit_thinking_effort() -}}
+{%- endif -%}
+
+{%- if add_generation_prompt -%}
+    {{- "<|message_model|>" -}}
+{%- endif -%}