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Lightning-AI/pytorch-lightning

Pretrain, finetune and deploy AI models on multiple GPUs, TPUs with zero code changes.

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 (26,687 stars)
Forks
 (3,233 forks)
Indexed issues
 (121 indexed issues)
open beginner issues
 (120 open beginner issues)
Latest indexed
Jul 17, 2026
Last GitHub push
Apr 6, 2024
License
Apache License 2.0
Contributing guide
Contributing guide
Code of conduct
Code of conduct
Dominant language
Python
PR merge metrics
 (Avg merge 9d 15h) (3 merged PRs in 30d)
Beginner labels
help wantedgood first issue

Issues

120 open indexed issues

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Open
Leak RAM when training 8 core TPU
accelerator: tpubughelp wantedperformancerepro needed

Lightning-AI/pytorch-lightning #16,876 opened Feb 26, 2023 · Python · 26,687 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
3 comments0 reactions0 assignees
Open
mixed precision with Deepspeed
bughelp wantedstrategy: deepspeed

Lightning-AI/pytorch-lightning #15,168 opened Oct 18, 2022 · Python · 26,687 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
6 comments1 reaction0 assignees
Open
Loss does not decrease on single TPU
accelerator: tpubughelp wantedplrepro needed

Lightning-AI/pytorch-lightning #14,457 opened Aug 30, 2022 · Python · 26,687 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
20 comments0 reactions0 assignees