Migrate PyTorch Lightning to use Flower Datasets #2456
Merged
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Issue
PyTroch lightning quickstart used PyTroch download of the mnist dataset.
Solution
Migrate it to use Flower Datasets.
Explanation
The callate function to the DataLoader is needed to meet the PyTorch Lightning requirement on the dataloader. It gets rid of dict-like behavior and changes it to a list-with-x,y-like behavior as typically is done.