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remove format reward

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This commit is contained in:
YeAnbang 2025-04-16 09:42:45 +08:00
parent 6e71e2a3ce
commit 447ab74fb4
1 changed files with 5 additions and 10 deletions
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15
applications/ColossalChat/coati/distributed/reward/reward_fn.py
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@ -3,14 +3,11 @@ import torch
from .reward_utils import extract_solution, validate_response_structure
def math_reward_fn(step, input_ids, gt_answer, response_idx, **kwargs):
def math_reward_fn(input_ids, gt_answer, response_idx, **kwargs):
tokenizer = kwargs["tokenizer"]
soft_over_length_punishment = kwargs["soft_over_length_punishment"]
format_score = 1.0
acc_score = 9.0
if step > 30:
format_score = 0.0
acc_score = 10.0
format_score = 0.0
acc_score = 10.0
reward = torch.tensor(0.0)
format_reward = torch.tensor(0.0)
acc_reward = torch.tensor(0.0)
@ -21,10 +18,8 @@ def math_reward_fn(step, input_ids, gt_answer, response_idx, **kwargs):
max_length = kwargs.get("max_length", 1024 * 4)
cache_length = kwargs.get("cache_length", 512)
res_length = e.item() - s.item() + 1
if res_length >= max_length:
length_reward = -1.0 * 2
elif res_length > max_length - cache_length:
length_reward = ((max_length - cache_length) - res_length) / cache_length * 2
if max_length - cache_length < res_length < max_length:
length_reward = ((max_length - cache_length) - res_length) / cache_length * acc_score
if gt_answer is None:
return reward