[UNet2DConditionModel] add cross_attention_dim as an argument #155
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The
cross_attention_dim
is hardcoded to1280
in cross attention blocksThis PR adds
cross_attention_dim
argument toUNet2DConditionModel
init so that this value can be provided by the user.Also what should be the name ?
cross_attention_dim
look good, but in theSpatialTransformer
class it's calledcontext_dim
. Think we should refactor these names and unify them. Wdyt @patrickvonplaten @anton-l .