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Introduction to PyTorch Lightning

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October 25, 2020
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Introduction to PyTorch Lightning

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Yustoris

October 25, 2020
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Transcript

  1. PyTorch Lightningʹ ೖ໳ͯ͠Έͨ @yustoris 2020/10/25

  2. PyTorch Lightning ͱ͸ • PyTorch޲͚ศརWrapper • Մಡੑͱอकੑ޲্ + PyTochͰͷݚڀ։ൃ޲͚௥Ճػೳ •

    ࠷ۙv1.0ʹͳΓ·ͨ͠ https://pytorchlightning.ai

  3. ͜͏͍͏ ίʔυ͕

  4. ͜͏͍͏ ίʔυ͕ େମ͜͏͍͏ॳظԽίʔυ͕ μϥͬͱ௕͘ͳΓ͕ͪ

  5. ͜͏͍͏ ίʔυ͕ େମ͜͏͍͏5SBJOJOHϧʔϓ͕ ΍ͨΒ௕͍ίʔυʹͳͬͯՄಡੑ͕͓ͪΔ

  6. ͜͏ͳΔ Training Code Training CodeΛϞσϧΫϥεʹ TrainerΫϥεͰTraining࣮ߦ Model Class

  7. PyTorch Lightning ͷओཁͳػೳ • Performance & bottleneck profiler • Model

    checkpointing • 16-bit precision • Run distributed training • Logging • … etc. جຊ5SBJOFSʹΦϓγϣϯͰઃఆ

  8. Hydra ͱซ༻͕͓͢͢Ί • YAMLͰΦϓγϣϯΛܕ/֊૚͝ͱͰఆٛՄೳ • ϋΠύʔύϥϝʔλʔ͕ଟ͘ͳΓ͕ͪͳ ػցֶशίʔυͰ༗༻ • ެࣜαϯϓϧ΋༗Γ https://github.com/PyTorchLightning/wheat

    https://hydra.cc