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fix: TogetherAI Multiple Choice Logprobs #99

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fix: TogetherAI Multiple Choice Logprobs #99

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11 changes: 9 additions & 2 deletions concordia/language_model/together_ai.py
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Original file line number Diff line number Diff line change
Expand Up @@ -217,7 +217,7 @@ def sample_choice(
) -> tuple[int, str, dict[str, float]]:

def _sample_choice(response: str) -> float:
augmented_prompt = prompt + response
augmented_prompt = prompt
original_augmented_prompt = augmented_prompt
augmented_prompt = _ensure_prompt_not_too_long(augmented_prompt, 1)
messages = [
Expand Down Expand Up @@ -282,7 +282,14 @@ def _sample_choice(response: str) -> float:
break

if result:
lp = sum(result.choices[0].logprobs.token_logprobs)
token_logprob_pairs = [
(token, logprob)
for token, logprob in zip(result.choices[0].logprobs.tokens, result.choices[0].logprobs.token_logprobs)
]
response_logprob = [
logprob for token, logprob in token_logprob_pairs if token.startswith(response)
]
lp = response_logprob[0] if len(response_logprob) > 0 else float('-inf')
else:
raise ValueError(
f'Failed to get logprobs.\nException prompt: {augmented_prompt}')
Expand Down