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chat_template.jinja

@@ -15,20 +15,9 @@
     {%- endif %}
 {%- endif %}
 {%- set ns = namespace(multi_step_tool=true, last_query_index=messages|length - 1) %}
-{%- for forward_message in messages %}
+{%- for message in messages[::-1] %}
     {%- set index = (messages|length - 1) - loop.index0 %}
-    {%- set message = messages[index] %}
-    {%- set tool_start = '<tool_response>' %}
-    {%- set tool_start_length = tool_start|length %}
-    {%- set start_of_message = message.content[:tool_start_length] %}
-    {%- set tool_end = '</tool_response>' %}
-    {%- set tool_end_length = tool_end|length %}
-    {%- set start_pos = (message.content|length) - tool_end_length %}
-    {%- if start_pos < 0 %}
-        {%- set start_pos = 0 %}
-    {%- endif %}
-    {%- set end_of_message = message.content[start_pos:] %}
-    {%- if ns.multi_step_tool and message.role == "user" and not(start_of_message == tool_start and end_of_message == tool_end) %}
+    {%- 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 %}
@@ -43,9 +32,8 @@
             {%- set reasoning_content = message.reasoning_content %}
         {%- else %}
             {%- if '</think>' in message.content %}
-                {%- set content = (message.content.split('</think>')|last).lstrip('\n') %}
-                {%- set reasoning_content = (message.content.split('</think>')|first).rstrip('\n') %}
-                {%- set reasoning_content = (reasoning_content.split('<think>')|last).lstrip('\n') %}
+                {%- set content = message.content.split('</think>')[-1].lstrip('\n') %}
+                {%- set reasoning_content = message.content.split('</think>')[0].rstrip('\n').split('<think>')[-1].lstrip('\n') %}
             {%- endif %}
         {%- endif %}
         {%- if loop.index0 > ns.last_query_index %}

special_tokens_map.json

@@ -22,7 +22,7 @@
     "single_word": false
   },
   "pad_token": {
-    "content": "<|vision_pad|>",
+    "content": "<|endoftext|>",
     "lstrip": false,
     "normalized": false,
     "rstrip": false,

tokenizer_config.json

@@ -231,8 +231,8 @@
   "eos_token": "<|im_end|>",
   "errors": "replace",
   "extra_special_tokens": {},
-  "model_max_length": 40960,
-  "pad_token": "<|vision_pad|>",
+  "model_max_length": 32768,
+  "pad_token": "<|endoftext|>",
   "padding_side": "left",
   "split_special_tokens": false,
   "tokenizer_class": "Qwen2Tokenizer",