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use tokenizer.chat_template by default for instruction type tasks #301

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use tokenizer.chat_template by default for instruction type tasks #301

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18 changes: 15 additions & 3 deletions bigcode_eval/utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -71,9 +71,21 @@ def __iter__(self):
# Instruction-tuning mode
instruction.append(True)
infill.append(False)
prompt = self._make_instruction_prompt(
**prompt_contents, prefix=self.prefix
)

if self.tokenizer.chat_template is not None:
prompt = (
self.prefix
+ self.tokenizer.apply_chat_template(
[{"role": "user", "content": prompt_contents['instruction']}],
add_generation_prompt=True,
tokenize=False
)
+ prompt_contents['context']
)
else:
prompt = self._make_instruction_prompt(
**prompt_contents, prefix=self.prefix
)
else:
raise ValueError(f"Unsupported prompt format: {type(prompt_contents)}")
prompts.append(prompt)
Expand Down