Update chat_template.jinja

chat_template.jinja

@@ -116,8 +116,9 @@
                 {%- else %}
                     {{- '\n<tool_call>\n<function=' + tool_call.name + '>\n' }}
                 {%- endif %}
-                {%- if tool_call.arguments is defined %}
-                    {%- for args_name, args_value in tool_call.arguments|items %}
+                {%- if tool_call.arguments is mapping %}
+                    {%- for args_name in tool_call.arguments %}
+                        {%- set args_value = tool_call.arguments[args_name] %}
                         {{- '<parameter=' + args_name + '>\n' }}
                         {%- set args_value = args_value | tojson | safe if args_value is mapping or (args_value is sequence and args_value is not string) else args_value | string %}
                         {{- args_value }}
@@ -146,9 +147,9 @@
 {%- endfor %}
 {%- if add_generation_prompt %}
     {{- '<|im_start|>assistant\n' }}
-    {%- if enable_thinking is defined and enable_thinking is false %}
-        {{- '<think>\n\n</think>\n\n' }}
-    {%- else %}
+    {%- if enable_thinking is defined and enable_thinking is true %}
         {{- '<think>\n' }}
+    {%- else %}
+        {{- '<think>\n\n</think>\n\n' }}
     {%- endif %}
 {%- endif %}