# DPO Authors: Rafael Rafailov, Archit Sharma, Eric Mitchell, Stefano Ermon, Christopher D. Manning, and Chelsea Finn 2023
# Copyright 2023 The HuggingFace Team. All rights reserved.
#
# 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.

import sys
import importlib

def is_peft_available() -> bool:
    return importlib.util.find_spec("peft") is not None

def is_wandb_available() -> bool:
    return importlib.util.find_spec("wandb") is not None

def is_transformers_greater_than(version: str) -> bool:
    _transformers_version = importlib.metadata.version("transformers")
    return _transformers_version > version