Update tokenizer_config.json

tokenizer_config.json

@@ -2000,7 +2000,7 @@
     "<end_of_turn>"
   ],
   "bos_token": "<bos>",
-  "chat_template": "{%- set ns = namespace(found=false) -%}\n{%- for message in messages -%}\n    {%- if message['role'] == 'system' -%}\n        {%- set ns.found = true -%}\n    {%- endif -%}\n{%- endfor -%}\n{%- for message in messages %}\n    {%- if message['role'] == 'system' -%}\n        {{- '<|im_start|>system\n' + message['content'].rstrip() + '<|im_end|>\n' -}}\n    {%- else -%}\n        {%- if message['role'] == 'user' -%}\n            {{-'<|im_start|>user\n' + message['content'].rstrip() + '<|im_end|>\n'-}}\n        {%- else -%}\n            {{-'<|im_start|>assistant\n' + message['content'] + '<|im_end|>\n' -}}\n        {%- endif -%}\n    {%- endif -%}\n{%- endfor -%}\n{%- if add_generation_prompt -%}\n    {{-'<|im_start|>assistant\n'-}}\n{%- endif -%}",
+  "chat_template": "{{ bos_token }}{% if messages[0]['role'] == 'system' %}{{ raise_exception('System role not supported') }}{% endif %}{% for message in messages %}{% if (message['role'] == 'user') != (loop.index0 % 2 == 0) %}{{ raise_exception('Conversation roles must alternate user/assistant/user/assistant/...') }}{% endif %}{% if (message['role'] == 'assistant') %}{% set role = 'model' %}{% else %}{% set role = message['role'] %}{% endif %}{{ '<start_of_turn>' + role + '\n' + message['content'] | trim + '<end_of_turn>\n' }}{% endfor %}{% if add_generation_prompt %}{{'<start_of_turn>model\n'}}{% endif %}",
   "clean_up_tokenization_spaces": false,
   "eos_token": "<eos>",
   "model_max_length": 1000000000000000019884624838656,