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### Checklist Before Starting - [ ] Searched for similar PR(s). - [ ] Checked PR Title format - In format of: [modules] type: Title - modules are in `fsdp, megatron, sglang, vllm, rollout, trainer, ci, training_utils, recipe, hardware, deployment, ray, worker, single_controller, misc, perf, model, algo, env, tool, ckpt, doc, data` - type is in `feat, fix, refactor, chore, test` - can involve multiple modules, seperated by `,` or space, like `[megatron, fsdp, doc] feat: xxx` ### What does this PR do? Support of dist checkpoint in saving, loading and model merger. ### Test Algorithm: <img width="783" alt="image" src="https://github.com/user-attachments/assets/9a200b47-5937-426a-8da6-c601d2d8328f" /> ### High-Level Design > Demonstrate the high-level design if this PR is complex. ### Specific Changes > List the specific changes. ### API > Demonstrate how the API changes if any. ### Usage Example > Provide usage example(s) for easier usage. ```python # Add code snippet or script demonstrating how to use this ``` ### Checklist Before Submitting - [ ] Read the [Contribute Guide](https://github.com/volcengine/verl?tab=readme-ov-file#contribution-guide). - [ ] Apply [pre-commit checks](https://github.com/volcengine/verl?tab=readme-ov-file#code-linting-and-formatting). - [ ] Add `[BREAKING]` to the PR title `description` if it breaks any API. - [ ] Update the documentation about your changes in the [docs](https://github.com/volcengine/verl/tree/main/docs). - [ ] New CI unit test(s) are added to cover the code path. - [ ] Rely on existing unit tests on CI that covers the code path. --------- Co-authored-by: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com> Co-authored-by: H <linhaibin.eric@gmail.com>
14 lines
600 B
Python
14 lines
600 B
Python
# Copyright 2024 Bytedance Ltd. and/or its affiliates
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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