pytorch-lightning 1.9.4

Weekly patch release

on Python PyPI

App

Removed

• Removed implicit ui testing with testing.run_app_in_cloud in favor of headless login and app selection (#16741)

Fabric

Added

• Added Fabric(strategy="auto") support (#16916)

Fixed

• Fixed edge cases in parsing device ids using NVML (#16795)
• Fixed DDP spawn hang on TPU Pods (#16844)
• Fixed an error when passing find_usable_cuda_devices(num_devices=-1) (#16866)

PyTorch

Added

• Added Fabric(strategy="auto") support. It will choose DDP over DDP-spawn, contrary to strategy=None (default) (#16916)

Fixed

• Fixed DDP spawn hang on TPU Pods (#16844)
• Fixed edge cases in parsing device ids using NVML (#16795)
• Fixed backwards compatibility for lightning.pytorch.utilities.parsing.get_init_args (#16851)

Contributors

@ethanwharris, @carmocca, @awaelchli, @justusschock , @dtuit, @Liyang90

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