| # Copyright 2025 The HuggingFace Inc. team. | |
| # | |
| # 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. | |
| try: | |
| import torch | |
| except ImportError: | |
| torch = None | |
| def is_torch_dist_rank_zero() -> bool: | |
| if torch is None: | |
| return True | |
| dist_module = getattr(torch, "distributed", None) | |
| if dist_module is None or not dist_module.is_available(): | |
| return True | |
| if not dist_module.is_initialized(): | |
| return True | |
| try: | |
| return dist_module.get_rank() == 0 | |
| except (RuntimeError, ValueError): | |
| return True | |