nels (int, optional, defaults to 4) —
The number of channels in the input sample.


out_channels (int, optional, defaults to 4) —
The number of channels in the output.


down_block_types (Tuple[str], optional, defaults to ("CrossAttnDownBlock2D", "CrossAttnDownBlock2D", "CrossAttnDownBlock2D", "DownBlock2D")) —
The tuple of downsample blocks to use. The corresponding class names will be: “FlaxCrossAttnDownBlock2D”,
“FlaxCrossAttnDownBlock2D”, “