Unverified Commit 1f0705ad authored by Sayak Paul's avatar Sayak Paul Committed by GitHub
Browse files

[Big refactor] move unets to `unets` module 🦋 (#6630)

* move unets to  module 🦋

* parameterize unet-level import.

* fix flax unet2dcondition model import

* models __init__

* mildly depcrecating models.unet_2d_blocks in favor of models.unets.unet_2d_blocks.

* noqa

* correct depcrecation behaviour

* inherit from the actual classes.

* Empty-Commit

* backwards compatibility for unet_2d.py

* backward compatibility for unet_2d_condition

* bc for unet_1d

* bc for unet_1d_blocks
parent 5e96333c
......@@ -19,11 +19,11 @@ import torch
import torch.utils.checkpoint
from torch import nn
from ..configuration_utils import ConfigMixin, register_to_config
from ..utils import BaseOutput, logging
from .attention_processor import Attention, AttentionProcessor, AttnProcessor
from .embeddings import TimestepEmbedding, Timesteps
from .modeling_utils import ModelMixin
from ...configuration_utils import ConfigMixin, register_to_config
from ...utils import BaseOutput, logging
from ..attention_processor import Attention, AttentionProcessor, AttnProcessor
from ..embeddings import TimestepEmbedding, Timesteps
from ..modeling_utils import ModelMixin
logger = logging.get_logger(__name__) # pylint: disable=invalid-name
......
......@@ -17,19 +17,19 @@ import torch
import torch.nn as nn
import torch.utils.checkpoint
from ..configuration_utils import ConfigMixin, register_to_config
from ..loaders import UNet2DConditionLoadersMixin
from ..utils import logging
from .attention_processor import (
from ...configuration_utils import ConfigMixin, register_to_config
from ...loaders import UNet2DConditionLoadersMixin
from ...utils import logging
from ..attention_processor import (
ADDED_KV_ATTENTION_PROCESSORS,
CROSS_ATTENTION_PROCESSORS,
AttentionProcessor,
AttnAddedKVProcessor,
AttnProcessor,
)
from .embeddings import TimestepEmbedding, Timesteps
from .modeling_utils import ModelMixin
from .transformer_temporal import TransformerTemporalModel
from ..embeddings import TimestepEmbedding, Timesteps
from ..modeling_utils import ModelMixin
from ..transformer_temporal import TransformerTemporalModel
from .unet_2d_blocks import UNetMidBlock2DCrossAttn
from .unet_2d_condition import UNet2DConditionModel
from .unet_3d_blocks import (
......@@ -524,7 +524,7 @@ class UNetMotionModel(ModelMixin, ConfigMixin, UNet2DConditionLoadersMixin):
)
@property
# Copied from diffusers.models.unet_2d_condition.UNet2DConditionModel.attn_processors
# Copied from diffusers.models.unets.unet_2d_condition.UNet2DConditionModel.attn_processors
def attn_processors(self) -> Dict[str, AttentionProcessor]:
r"""
Returns:
......@@ -548,7 +548,7 @@ class UNetMotionModel(ModelMixin, ConfigMixin, UNet2DConditionLoadersMixin):
return processors
# Copied from diffusers.models.unet_2d_condition.UNet2DConditionModel.set_attn_processor
# Copied from diffusers.models.unets.unet_2d_condition.UNet2DConditionModel.set_attn_processor
def set_attn_processor(self, processor: Union[AttentionProcessor, Dict[str, AttentionProcessor]]):
r"""
Sets the attention processor to use to compute attention.
......@@ -583,7 +583,7 @@ class UNetMotionModel(ModelMixin, ConfigMixin, UNet2DConditionLoadersMixin):
for name, module in self.named_children():
fn_recursive_attn_processor(name, module, processor)
# Copied from diffusers.models.unet_3d_condition.UNet3DConditionModel.enable_forward_chunking
# Copied from diffusers.models.unets.unet_3d_condition.UNet3DConditionModel.enable_forward_chunking
def enable_forward_chunking(self, chunk_size: Optional[int] = None, dim: int = 0) -> None:
"""
Sets the attention processor to use [feed forward
......@@ -613,7 +613,7 @@ class UNetMotionModel(ModelMixin, ConfigMixin, UNet2DConditionLoadersMixin):
for module in self.children():
fn_recursive_feed_forward(module, chunk_size, dim)
# Copied from diffusers.models.unet_3d_condition.UNet3DConditionModel.disable_forward_chunking
# Copied from diffusers.models.unets.unet_3d_condition.UNet3DConditionModel.disable_forward_chunking
def disable_forward_chunking(self) -> None:
def fn_recursive_feed_forward(module: torch.nn.Module, chunk_size: int, dim: int):
if hasattr(module, "set_chunk_feed_forward"):
......@@ -625,7 +625,7 @@ class UNetMotionModel(ModelMixin, ConfigMixin, UNet2DConditionLoadersMixin):
for module in self.children():
fn_recursive_feed_forward(module, None, 0)
# Copied from diffusers.models.unet_2d_condition.UNet2DConditionModel.set_default_attn_processor
# Copied from diffusers.models.unets.unet_2d_condition.UNet2DConditionModel.set_default_attn_processor
def set_default_attn_processor(self) -> None:
"""
Disables custom attention processors and sets the default attention implementation.
......@@ -645,7 +645,7 @@ class UNetMotionModel(ModelMixin, ConfigMixin, UNet2DConditionLoadersMixin):
if isinstance(module, (CrossAttnDownBlockMotion, DownBlockMotion, CrossAttnUpBlockMotion, UpBlockMotion)):
module.gradient_checkpointing = value
# Copied from diffusers.models.unet_2d_condition.UNet2DConditionModel.enable_freeu
# Copied from diffusers.models.unets.unet_2d_condition.UNet2DConditionModel.enable_freeu
def enable_freeu(self, s1: float, s2: float, b1: float, b2: float) -> None:
r"""Enables the FreeU mechanism from https://arxiv.org/abs/2309.11497.
......@@ -670,7 +670,7 @@ class UNetMotionModel(ModelMixin, ConfigMixin, UNet2DConditionLoadersMixin):
setattr(upsample_block, "b1", b1)
setattr(upsample_block, "b2", b2)
# Copied from diffusers.models.unet_2d_condition.UNet2DConditionModel.disable_freeu
# Copied from diffusers.models.unets.unet_2d_condition.UNet2DConditionModel.disable_freeu
def disable_freeu(self) -> None:
"""Disables the FreeU mechanism."""
freeu_keys = {"s1", "s2", "b1", "b2"}
......
......@@ -4,12 +4,12 @@ from typing import Dict, Optional, Tuple, Union
import torch
import torch.nn as nn
from ..configuration_utils import ConfigMixin, register_to_config
from ..loaders import UNet2DConditionLoadersMixin
from ..utils import BaseOutput, logging
from .attention_processor import CROSS_ATTENTION_PROCESSORS, AttentionProcessor, AttnProcessor
from .embeddings import TimestepEmbedding, Timesteps
from .modeling_utils import ModelMixin
from ...configuration_utils import ConfigMixin, register_to_config
from ...loaders import UNet2DConditionLoadersMixin
from ...utils import BaseOutput, logging
from ..attention_processor import CROSS_ATTENTION_PROCESSORS, AttentionProcessor, AttnProcessor
from ..embeddings import TimestepEmbedding, Timesteps
from ..modeling_utils import ModelMixin
from .unet_3d_blocks import UNetMidBlockSpatioTemporal, get_down_block, get_up_block
......@@ -323,7 +323,7 @@ class UNetSpatioTemporalConditionModel(ModelMixin, ConfigMixin, UNet2DConditionL
if hasattr(module, "gradient_checkpointing"):
module.gradient_checkpointing = value
# Copied from diffusers.models.unet_3d_condition.UNet3DConditionModel.enable_forward_chunking
# Copied from diffusers.models.unets.unet_3d_condition.UNet3DConditionModel.enable_forward_chunking
def enable_forward_chunking(self, chunk_size: Optional[int] = None, dim: int = 0) -> None:
"""
Sets the attention processor to use [feed forward
......
......@@ -20,20 +20,20 @@ import torch.nn.functional as F
from torch import nn
from torch.utils.checkpoint import checkpoint
from ..configuration_utils import ConfigMixin, register_to_config
from ..loaders import PeftAdapterMixin
from .attention import BasicTransformerBlock, SkipFFTransformerBlock
from .attention_processor import (
from ...configuration_utils import ConfigMixin, register_to_config
from ...loaders import PeftAdapterMixin
from ..attention import BasicTransformerBlock, SkipFFTransformerBlock
from ..attention_processor import (
ADDED_KV_ATTENTION_PROCESSORS,
CROSS_ATTENTION_PROCESSORS,
AttentionProcessor,
AttnAddedKVProcessor,
AttnProcessor,
)
from .embeddings import TimestepEmbedding, get_timestep_embedding
from .modeling_utils import ModelMixin
from .normalization import GlobalResponseNorm, RMSNorm
from .resnet import Downsample2D, Upsample2D
from ..embeddings import TimestepEmbedding, get_timestep_embedding
from ..modeling_utils import ModelMixin
from ..normalization import GlobalResponseNorm, RMSNorm
from ..resnet import Downsample2D, Upsample2D
class UVit2DModel(ModelMixin, ConfigMixin, PeftAdapterMixin):
......@@ -213,7 +213,7 @@ class UVit2DModel(ModelMixin, ConfigMixin, PeftAdapterMixin):
return logits
@property
# Copied from diffusers.models.unet_2d_condition.UNet2DConditionModel.attn_processors
# Copied from diffusers.models.unets.unet_2d_condition.UNet2DConditionModel.attn_processors
def attn_processors(self) -> Dict[str, AttentionProcessor]:
r"""
Returns:
......@@ -237,7 +237,7 @@ class UVit2DModel(ModelMixin, ConfigMixin, PeftAdapterMixin):
return processors
# Copied from diffusers.models.unet_2d_condition.UNet2DConditionModel.set_attn_processor
# Copied from diffusers.models.unets.unet_2d_condition.UNet2DConditionModel.set_attn_processor
def set_attn_processor(self, processor: Union[AttentionProcessor, Dict[str, AttentionProcessor]]):
r"""
Sets the attention processor to use to compute attention.
......@@ -272,7 +272,7 @@ class UVit2DModel(ModelMixin, ConfigMixin, PeftAdapterMixin):
for name, module in self.named_children():
fn_recursive_attn_processor(name, module, processor)
# Copied from diffusers.models.unet_2d_condition.UNet2DConditionModel.set_default_attn_processor
# Copied from diffusers.models.unets.unet_2d_condition.UNet2DConditionModel.set_default_attn_processor
def set_default_attn_processor(self):
"""
Disables custom attention processors and sets the default attention implementation.
......
......@@ -26,7 +26,7 @@ from ...image_processor import PipelineImageInput, VaeImageProcessor
from ...loaders import IPAdapterMixin, LoraLoaderMixin, TextualInversionLoaderMixin
from ...models import AutoencoderKL, ImageProjection, UNet2DConditionModel, UNetMotionModel
from ...models.lora import adjust_lora_scale_text_encoder
from ...models.unet_motion_model import MotionAdapter
from ...models.unets.unet_motion_model import MotionAdapter
from ...schedulers import (
DDIMScheduler,
DPMSolverMultistepScheduler,
......
......@@ -36,8 +36,8 @@ from ...models.embeddings import (
from ...models.modeling_utils import ModelMixin
from ...models.resnet import Downsample2D, ResnetBlock2D, Upsample2D
from ...models.transformer_2d import Transformer2DModel
from ...models.unet_2d_blocks import DownBlock2D, UpBlock2D
from ...models.unet_2d_condition import UNet2DConditionOutput
from ...models.unets.unet_2d_blocks import DownBlock2D, UpBlock2D
from ...models.unets.unet_2d_condition import UNet2DConditionOutput
from ...utils import BaseOutput, is_torch_version, logging
......@@ -513,7 +513,7 @@ class AudioLDM2UNet2DConditionModel(ModelMixin, ConfigMixin, UNet2DConditionLoad
)
@property
# Copied from diffusers.models.unet_2d_condition.UNet2DConditionModel.attn_processors
# Copied from diffusers.models.unets.unet_2d_condition.UNet2DConditionModel.attn_processors
def attn_processors(self) -> Dict[str, AttentionProcessor]:
r"""
Returns:
......@@ -537,7 +537,7 @@ class AudioLDM2UNet2DConditionModel(ModelMixin, ConfigMixin, UNet2DConditionLoad
return processors
# Copied from diffusers.models.unet_2d_condition.UNet2DConditionModel.set_attn_processor
# Copied from diffusers.models.unets.unet_2d_condition.UNet2DConditionModel.set_attn_processor
def set_attn_processor(self, processor: Union[AttentionProcessor, Dict[str, AttentionProcessor]]):
r"""
Sets the attention processor to use to compute attention.
......@@ -572,7 +572,7 @@ class AudioLDM2UNet2DConditionModel(ModelMixin, ConfigMixin, UNet2DConditionLoad
for name, module in self.named_children():
fn_recursive_attn_processor(name, module, processor)
# Copied from diffusers.models.unet_2d_condition.UNet2DConditionModel.set_default_attn_processor
# Copied from diffusers.models.unets.unet_2d_condition.UNet2DConditionModel.set_default_attn_processor
def set_default_attn_processor(self):
"""
Disables custom attention processors and sets the default attention implementation.
......@@ -588,7 +588,7 @@ class AudioLDM2UNet2DConditionModel(ModelMixin, ConfigMixin, UNet2DConditionLoad
self.set_attn_processor(processor)
# Copied from diffusers.models.unet_2d_condition.UNet2DConditionModel.set_attention_slice
# Copied from diffusers.models.unets.unet_2d_condition.UNet2DConditionModel.set_attention_slice
def set_attention_slice(self, slice_size):
r"""
Enable sliced attention computation.
......@@ -654,7 +654,7 @@ class AudioLDM2UNet2DConditionModel(ModelMixin, ConfigMixin, UNet2DConditionLoad
for module in self.children():
fn_recursive_set_attention_slice(module, reversed_slice_size)
# Copied from diffusers.models.unet_2d_condition.UNet2DConditionModel._set_gradient_checkpointing
# Copied from diffusers.models.unets.unet_2d_condition.UNet2DConditionModel._set_gradient_checkpointing
def _set_gradient_checkpointing(self, module, value=False):
if hasattr(module, "gradient_checkpointing"):
module.gradient_checkpointing = value
......@@ -687,7 +687,7 @@ class AudioLDM2UNet2DConditionModel(ModelMixin, ConfigMixin, UNet2DConditionLoad
`True` the mask is kept, otherwise if `False` it is discarded. Mask will be converted into a bias,
which adds large negative values to the attention scores corresponding to "discard" tokens.
return_dict (`bool`, *optional*, defaults to `True`):
Whether or not to return a [`~models.unet_2d_condition.UNet2DConditionOutput`] instead of a plain
Whether or not to return a [`~models.unets.unet_2d_condition.UNet2DConditionOutput`] instead of a plain
tuple.
cross_attention_kwargs (`dict`, *optional*):
A kwargs dictionary that if specified is passed along to the [`AttnProcessor`].
......@@ -700,8 +700,8 @@ class AudioLDM2UNet2DConditionModel(ModelMixin, ConfigMixin, UNet2DConditionLoad
which adds large negative values to the attention scores corresponding to "discard" tokens.
Returns:
[`~models.unet_2d_condition.UNet2DConditionOutput`] or `tuple`:
If `return_dict` is True, an [`~models.unet_2d_condition.UNet2DConditionOutput`] is returned, otherwise
[`~models.unets.unet_2d_condition.UNet2DConditionOutput`] or `tuple`:
If `return_dict` is True, an [`~models.unets.unet_2d_condition.UNet2DConditionOutput`] is returned, otherwise
a `tuple` is returned where the first element is the sample tensor.
"""
# By default samples have to be AT least a multiple of the overall upsampling factor.
......
......@@ -33,7 +33,7 @@ from ....models.embeddings import (
)
from ....models.resnet import ResnetBlockCondNorm2D
from ....models.transformer_2d import Transformer2DModel
from ....models.unet_2d_condition import UNet2DConditionOutput
from ....models.unets.unet_2d_condition import UNet2DConditionOutput
from ....utils import USE_PEFT_BACKEND, is_torch_version, logging, scale_lora_layers, unscale_lora_layers
from ....utils.torch_utils import apply_freeu
......@@ -268,6 +268,7 @@ class GLIGENTextBoundingboxProjection(nn.Module):
return objs
# Copied from diffusers.models.unets.unet_2d_condition.UNet2DConditionModel with UNet2DConditionModel->UNetFlatConditionModel, nn.Conv2d->LinearMultiDim, Block2D->BlockFlat
class UNetFlatConditionModel(ModelMixin, ConfigMixin):
r"""
A conditional 2D UNet model that takes a noisy sample, conditional state, and a timestep and returns a sample
......@@ -1095,7 +1096,7 @@ class UNetFlatConditionModel(ModelMixin, ConfigMixin):
`True` the mask is kept, otherwise if `False` it is discarded. Mask will be converted into a bias,
which adds large negative values to the attention scores corresponding to "discard" tokens.
return_dict (`bool`, *optional*, defaults to `True`):
Whether or not to return a [`~models.unet_2d_condition.UNet2DConditionOutput`] instead of a plain
Whether or not to return a [`~models.unets.unet_2d_condition.UNet2DConditionOutput`] instead of a plain
tuple.
cross_attention_kwargs (`dict`, *optional*):
A kwargs dictionary that if specified is passed along to the [`AttnProcessor`].
......@@ -1111,8 +1112,8 @@ class UNetFlatConditionModel(ModelMixin, ConfigMixin):
additional residuals to be added within UNet down blocks, for example from T2I-Adapter side model(s)
Returns:
[`~models.unet_2d_condition.UNet2DConditionOutput`] or `tuple`:
If `return_dict` is True, an [`~models.unet_2d_condition.UNet2DConditionOutput`] is returned, otherwise
[`~models.unets.unet_2d_condition.UNet2DConditionOutput`] or `tuple`:
If `return_dict` is True, an [`~models.unets.unet_2d_condition.UNet2DConditionOutput`] is returned, otherwise
a `tuple` is returned where the first element is the sample tensor.
"""
# By default samples have to be AT least a multiple of the overall upsampling factor.
......@@ -1785,7 +1786,7 @@ class CrossAttnDownBlockFlat(nn.Module):
return hidden_states, output_states
# Copied from diffusers.models.unet_2d_blocks.UpBlock2D with UpBlock2D->UpBlockFlat, ResnetBlock2D->ResnetBlockFlat, Upsample2D->LinearMultiDim
# Copied from diffusers.models.unets.unet_2d_blocks.UpBlock2D with UpBlock2D->UpBlockFlat, ResnetBlock2D->ResnetBlockFlat, Upsample2D->LinearMultiDim
class UpBlockFlat(nn.Module):
def __init__(
self,
......@@ -1896,7 +1897,7 @@ class UpBlockFlat(nn.Module):
return hidden_states
# Copied from diffusers.models.unet_2d_blocks.CrossAttnUpBlock2D with CrossAttnUpBlock2D->CrossAttnUpBlockFlat, ResnetBlock2D->ResnetBlockFlat, Upsample2D->LinearMultiDim
# Copied from diffusers.models.unets.unet_2d_blocks.CrossAttnUpBlock2D with CrossAttnUpBlock2D->CrossAttnUpBlockFlat, ResnetBlock2D->ResnetBlockFlat, Upsample2D->LinearMultiDim
class CrossAttnUpBlockFlat(nn.Module):
def __init__(
self,
......@@ -2070,7 +2071,7 @@ class CrossAttnUpBlockFlat(nn.Module):
return hidden_states
# Copied from diffusers.models.unet_2d_blocks.UNetMidBlock2D with UNetMidBlock2D->UNetMidBlockFlat, ResnetBlock2D->ResnetBlockFlat
# Copied from diffusers.models.unets.unet_2d_blocks.UNetMidBlock2D with UNetMidBlock2D->UNetMidBlockFlat, ResnetBlock2D->ResnetBlockFlat
class UNetMidBlockFlat(nn.Module):
"""
A 2D UNet mid-block [`UNetMidBlockFlat`] with multiple residual blocks and optional attention blocks.
......@@ -2226,7 +2227,7 @@ class UNetMidBlockFlat(nn.Module):
return hidden_states
# Copied from diffusers.models.unet_2d_blocks.UNetMidBlock2DCrossAttn with UNetMidBlock2DCrossAttn->UNetMidBlockFlatCrossAttn, ResnetBlock2D->ResnetBlockFlat
# Copied from diffusers.models.unets.unet_2d_blocks.UNetMidBlock2DCrossAttn with UNetMidBlock2DCrossAttn->UNetMidBlockFlatCrossAttn, ResnetBlock2D->ResnetBlockFlat
class UNetMidBlockFlatCrossAttn(nn.Module):
def __init__(
self,
......@@ -2373,7 +2374,7 @@ class UNetMidBlockFlatCrossAttn(nn.Module):
return hidden_states
# Copied from diffusers.models.unet_2d_blocks.UNetMidBlock2DSimpleCrossAttn with UNetMidBlock2DSimpleCrossAttn->UNetMidBlockFlatSimpleCrossAttn, ResnetBlock2D->ResnetBlockFlat
# Copied from diffusers.models.unets.unet_2d_blocks.UNetMidBlock2DSimpleCrossAttn with UNetMidBlock2DSimpleCrossAttn->UNetMidBlockFlatSimpleCrossAttn, ResnetBlock2D->ResnetBlockFlat
class UNetMidBlockFlatSimpleCrossAttn(nn.Module):
def __init__(
self,
......
......@@ -752,7 +752,7 @@ class UTransformer2DModel(ModelMixin, ConfigMixin):
cross_attention_kwargs (*optional*):
Keyword arguments to supply to the cross attention layers, if used.
return_dict (`bool`, *optional*, defaults to `True`):
Whether or not to return a [`models.unet_2d_condition.UNet2DConditionOutput`] instead of a plain tuple.
Whether or not to return a [`models.unets.unet_2d_condition.UNet2DConditionOutput`] instead of a plain tuple.
hidden_states_is_embedding (`bool`, *optional*, defaults to `False`):
Whether or not hidden_states is an embedding directly usable by the transformer. In this case we will
ignore input handling (e.g. continuous, vectorized, etc.) and directly feed hidden_states into the
......
......@@ -66,7 +66,7 @@ class WuerstchenPrior(ModelMixin, ConfigMixin, UNet2DConditionLoadersMixin, Peft
self.set_default_attn_processor()
@property
# Copied from diffusers.models.unet_2d_condition.UNet2DConditionModel.attn_processors
# Copied from diffusers.models.unets.unet_2d_condition.UNet2DConditionModel.attn_processors
def attn_processors(self) -> Dict[str, AttentionProcessor]:
r"""
Returns:
......@@ -90,7 +90,7 @@ class WuerstchenPrior(ModelMixin, ConfigMixin, UNet2DConditionLoadersMixin, Peft
return processors
# Copied from diffusers.models.unet_2d_condition.UNet2DConditionModel.set_attn_processor
# Copied from diffusers.models.unets.unet_2d_condition.UNet2DConditionModel.set_attn_processor
def set_attn_processor(self, processor: Union[AttentionProcessor, Dict[str, AttentionProcessor]]):
r"""
Sets the attention processor to use to compute attention.
......@@ -125,7 +125,7 @@ class WuerstchenPrior(ModelMixin, ConfigMixin, UNet2DConditionLoadersMixin, Peft
for name, module in self.named_children():
fn_recursive_attn_processor(name, module, processor)
# Copied from diffusers.models.unet_2d_condition.UNet2DConditionModel.set_default_attn_processor
# Copied from diffusers.models.unets.unet_2d_condition.UNet2DConditionModel.set_default_attn_processor
def set_default_attn_processor(self):
"""
Disables custom attention processors and sets the default attention implementation.
......
......@@ -14,7 +14,7 @@
# limitations under the License.
import unittest
from diffusers.models.unet_2d_blocks import * # noqa F403
from diffusers.models.unets.unet_2d_blocks import * # noqa F403
from diffusers.utils.testing_utils import torch_device
from .test_unet_blocks_common import UNetBlockTesterMixin
......
......@@ -28,7 +28,7 @@ from diffusers import (
StableDiffusionXLControlNetPipeline,
UNet2DConditionModel,
)
from diffusers.models.unet_2d_blocks import UNetMidBlock2D
from diffusers.models.unets.unet_2d_blocks import UNetMidBlock2D
from diffusers.pipelines.controlnet.pipeline_controlnet import MultiControlNetModel
from diffusers.utils.import_utils import is_xformers_available
from diffusers.utils.testing_utils import enable_full_determinism, load_image, require_torch_gpu, slow, torch_device
......
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