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gguf-py : add support for chat template jinja files #14508

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Merged
merged 2 commits into from
Jul 2, 2025
Merged

gguf-py : add support for chat template jinja files #14508

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533a69e
add support for chat template jinja files
CISC Jul 2, 2025
7c6ba74
remove gemma3n hack
CISC Jul 2, 2025
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3 changes: 0 additions & 3 deletions convert_hf_to_gguf.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4408,9 +4408,6 @@ def __init__(self, *args, **kwargs):
]

def set_vocab(self):
with open(self.dir_model / "chat_template.jinja") as f:
# quick hack to make sure chat template is added
self.gguf_writer.add_chat_template(f.read())
super().set_vocab()

def set_gguf_parameters(self):
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15 changes: 12 additions & 3 deletions gguf-py/gguf/vocab.py
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Original file line number Diff line number Diff line change
Expand Up @@ -245,9 +245,18 @@ def _try_load_from_tokenizer_json(self, path: Path) -> bool:
if not tokenizer_config:
return True
chat_template_alt = None
chat_template_file = path / 'chat_template.json'
if chat_template_file.is_file():
with open(chat_template_file, encoding = 'utf-8') as f:
chat_template_json = path / 'chat_template.json'
chat_template_jinja = path / 'chat_template.jinja'
if chat_template_jinja.is_file():
with open(chat_template_jinja, encoding = 'utf-8') as f:
chat_template_alt = f.read()
if additional_templates := list((path / 'additional_chat_templates').glob('*.jinja')):
chat_template_alt = [{'name': 'default', 'template': chat_template_alt}]
for template_path in additional_templates:
with open(template_path, encoding = 'utf-8') as fp:
chat_template_alt.append({'name': template_path.stem, 'template': fp.read()})
elif chat_template_json.is_file():
with open(chat_template_json, encoding = 'utf-8') as f:
chat_template_alt = json.load(f).get('chat_template')
chat_template = tokenizer_config.get('chat_template', chat_template_alt)
if chat_template is None or isinstance(chat_template, (str, list)):
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