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pytorch-lightning
High-level PyTorch framework with Trainer class, automatic distributed training (DDP/FSDP/DeepSpeed), callbacks system, and minimal boilerplate. Scales from laptop to supercomputer with same code. Use when you want clean training loops with built-in best practices.
08-distributed-training/pytorch-lightning/SKILL.md
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# PyTorch Lightning - High-Level Training Framework
## Quick start
PyTorch Lightning organizes PyTorch code to eliminate boilerplate while maintaining flexibility.
**Installation**:
```bash
pip install lightning
```
**Convert PyTorch to Lightning** (3 steps):
```python