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42 lines
1.3 KiB
Python
42 lines
1.3 KiB
Python
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import torch
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import refiners.fluxion.layers as fl
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from refiners.fluxion.utils import no_grad
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from refiners.foundationals.latent_diffusion import SD1ELLAAdapter, SD1UNet
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from refiners.foundationals.latent_diffusion.ella_adapter import ELLACrossAttentionAdapter
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def new_adapter(target: SD1UNet) -> SD1ELLAAdapter:
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return SD1ELLAAdapter(target=target)
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@no_grad()
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def test_inject_eject(test_device: torch.device):
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unet = SD1UNet(in_channels=4, device=test_device, dtype=torch.float16)
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initial_repr = repr(unet)
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adapter = new_adapter(unet)
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assert repr(unet) == initial_repr
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adapter.inject()
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assert repr(unet) != initial_repr
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adapter.eject()
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assert repr(unet) == initial_repr
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adapter.inject()
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assert repr(unet) != initial_repr
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adapter.eject()
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assert repr(unet) == initial_repr
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@no_grad()
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def test_ella_cross_attention(test_device: torch.device):
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unet = SD1UNet(in_channels=4, device=test_device, dtype=torch.float16)
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adapter = new_adapter(unet).inject()
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def predicate(m: fl.Module, p: fl.Chain) -> bool:
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return isinstance(p, ELLACrossAttentionAdapter) and isinstance(m, fl.UseContext)
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for m, _ in unet.walk(predicate):
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assert isinstance(m, fl.UseContext)
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assert m.context == "ella"
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assert m.key == "latents"
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assert len(adapter.sub_adapters) == 32
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