Support TorchVision's Multi-Weight API #3944
Merged
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This PR updates
vision_learner
andunet_learner
to support TorchVision's multi-weight API using the newweights
argument. The default ofpretrained=True, weights=None
will download the DEFAULT weights from TorchVision, which at the time of this PR are IMAGENET1K_V2.To randomly initialize a model's weights, users will need to set both
pretrained=False, weights=None
.If using pre TorchVision 0.13 or timm models setting
weights
will have no effect.