# Copyright 2024 Bytedance Ltd. and/or its affiliates
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""
Reward config
"""

from dataclasses import dataclass


@dataclass
class RewardConfig:
    reward_type: str = "function"
    score_function: str = "math"
    skip_special_tokens: bool = True
    use_visual_reward: bool = False
    visual_reward_factor: float = 0.5
    use_ngram_penalty: bool = False
    ngram_size: int = 20
    ngram_max_penalty: float = -2.0
