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Remove useless code.
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@ -4,105 +4,6 @@ import logging
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# conversion code from https://github.com/huggingface/diffusers/blob/main/scripts/convert_diffusers_to_original_stable_diffusion.py
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# conversion code from https://github.com/huggingface/diffusers/blob/main/scripts/convert_diffusers_to_original_stable_diffusion.py
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# =================#
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# UNet Conversion #
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# =================#
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unet_conversion_map = [
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# (stable-diffusion, HF Diffusers)
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("time_embed.0.weight", "time_embedding.linear_1.weight"),
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("time_embed.0.bias", "time_embedding.linear_1.bias"),
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("time_embed.2.weight", "time_embedding.linear_2.weight"),
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("time_embed.2.bias", "time_embedding.linear_2.bias"),
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("input_blocks.0.0.weight", "conv_in.weight"),
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("input_blocks.0.0.bias", "conv_in.bias"),
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("out.0.weight", "conv_norm_out.weight"),
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("out.0.bias", "conv_norm_out.bias"),
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("out.2.weight", "conv_out.weight"),
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("out.2.bias", "conv_out.bias"),
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]
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unet_conversion_map_resnet = [
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# (stable-diffusion, HF Diffusers)
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("in_layers.0", "norm1"),
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("in_layers.2", "conv1"),
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("out_layers.0", "norm2"),
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("out_layers.3", "conv2"),
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("emb_layers.1", "time_emb_proj"),
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("skip_connection", "conv_shortcut"),
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]
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unet_conversion_map_layer = []
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# hardcoded number of downblocks and resnets/attentions...
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# would need smarter logic for other networks.
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for i in range(4):
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# loop over downblocks/upblocks
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for j in range(2):
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# loop over resnets/attentions for downblocks
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hf_down_res_prefix = f"down_blocks.{i}.resnets.{j}."
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sd_down_res_prefix = f"input_blocks.{3 * i + j + 1}.0."
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unet_conversion_map_layer.append((sd_down_res_prefix, hf_down_res_prefix))
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if i < 3:
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# no attention layers in down_blocks.3
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hf_down_atn_prefix = f"down_blocks.{i}.attentions.{j}."
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sd_down_atn_prefix = f"input_blocks.{3 * i + j + 1}.1."
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unet_conversion_map_layer.append((sd_down_atn_prefix, hf_down_atn_prefix))
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for j in range(3):
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# loop over resnets/attentions for upblocks
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hf_up_res_prefix = f"up_blocks.{i}.resnets.{j}."
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sd_up_res_prefix = f"output_blocks.{3 * i + j}.0."
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unet_conversion_map_layer.append((sd_up_res_prefix, hf_up_res_prefix))
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if i > 0:
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# no attention layers in up_blocks.0
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hf_up_atn_prefix = f"up_blocks.{i}.attentions.{j}."
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sd_up_atn_prefix = f"output_blocks.{3 * i + j}.1."
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unet_conversion_map_layer.append((sd_up_atn_prefix, hf_up_atn_prefix))
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if i < 3:
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# no downsample in down_blocks.3
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hf_downsample_prefix = f"down_blocks.{i}.downsamplers.0.conv."
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sd_downsample_prefix = f"input_blocks.{3 * (i + 1)}.0.op."
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unet_conversion_map_layer.append((sd_downsample_prefix, hf_downsample_prefix))
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# no upsample in up_blocks.3
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hf_upsample_prefix = f"up_blocks.{i}.upsamplers.0."
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sd_upsample_prefix = f"output_blocks.{3 * i + 2}.{1 if i == 0 else 2}."
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unet_conversion_map_layer.append((sd_upsample_prefix, hf_upsample_prefix))
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hf_mid_atn_prefix = "mid_block.attentions.0."
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sd_mid_atn_prefix = "middle_block.1."
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unet_conversion_map_layer.append((sd_mid_atn_prefix, hf_mid_atn_prefix))
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for j in range(2):
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hf_mid_res_prefix = f"mid_block.resnets.{j}."
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sd_mid_res_prefix = f"middle_block.{2 * j}."
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unet_conversion_map_layer.append((sd_mid_res_prefix, hf_mid_res_prefix))
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def convert_unet_state_dict(unet_state_dict):
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# buyer beware: this is a *brittle* function,
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# and correct output requires that all of these pieces interact in
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# the exact order in which I have arranged them.
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mapping = {k: k for k in unet_state_dict.keys()}
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for sd_name, hf_name in unet_conversion_map:
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mapping[hf_name] = sd_name
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for k, v in mapping.items():
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if "resnets" in k:
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for sd_part, hf_part in unet_conversion_map_resnet:
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v = v.replace(hf_part, sd_part)
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mapping[k] = v
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for k, v in mapping.items():
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for sd_part, hf_part in unet_conversion_map_layer:
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v = v.replace(hf_part, sd_part)
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mapping[k] = v
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new_state_dict = {v: unet_state_dict[k] for k, v in mapping.items()}
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return new_state_dict
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# ================#
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# ================#
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# VAE Conversion #
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# VAE Conversion #
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# ================#
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# ================#
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@ -213,6 +114,7 @@ textenc_pattern = re.compile("|".join(protected.keys()))
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# Ordering is from https://github.com/pytorch/pytorch/blob/master/test/cpp/api/modules.cpp
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# Ordering is from https://github.com/pytorch/pytorch/blob/master/test/cpp/api/modules.cpp
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code2idx = {"q": 0, "k": 1, "v": 2}
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code2idx = {"q": 0, "k": 1, "v": 2}
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# This function exists because at the time of writing torch.cat can't do fp8 with cuda
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# This function exists because at the time of writing torch.cat can't do fp8 with cuda
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def cat_tensors(tensors):
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def cat_tensors(tensors):
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x = 0
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x = 0
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@ -229,6 +131,7 @@ def cat_tensors(tensors):
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return out
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return out
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def convert_text_enc_state_dict_v20(text_enc_dict, prefix=""):
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def convert_text_enc_state_dict_v20(text_enc_dict, prefix=""):
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new_state_dict = {}
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new_state_dict = {}
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capture_qkv_weight = {}
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capture_qkv_weight = {}
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@ -284,5 +187,3 @@ def convert_text_enc_state_dict_v20(text_enc_dict, prefix=""):
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def convert_text_enc_state_dict(text_enc_dict):
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def convert_text_enc_state_dict(text_enc_dict):
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return text_enc_dict
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return text_enc_dict
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