mmcv.cnn.is_norm¶ mmcv.cnn.is_norm(layer: torch.nn.modules.module.Module, exclude: Optional[Union[type, tuple]] = None) → bool[source]¶ Check if a layer is a normalization layer. Parameters layer (nn.Module) – The layer to be checked. exclude (type | tuple[type]) – Types to be excluded. Returns Whether the layer is a norm layer. Return type bool