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from diffusers import DiffusionPipeline, EulerDiscreteScheduler, StableDiffusionPipeline, KDPM2DiscreteScheduler, StableDiffusionImg2ImgPipeline, HeunDiscreteScheduler, KDPM2AncestralDiscreteScheduler, DDIMScheduler |
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from diffusers import StableDiffusionXLPipeline, StableDiffusionXLImg2ImgPipeline |
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import time |
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from pytorch_lightning import seed_everything |
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import os |
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from huggingface_hub import HfApi |
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import torch |
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import sys |
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from pathlib import Path |
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import requests |
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from PIL import Image |
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from io import BytesIO |
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api = HfApi() |
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start_time = time.time() |
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use_refiner = bool(int(sys.argv[1])) |
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use_diffusers = True |
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if use_diffusers: |
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start_time = time.time() |
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pipe = StableDiffusionXLPipeline.from_pretrained("stabilityai/stable-diffusion-xl-base-0.9", torch_dtype=torch.float16, variant="fp16", use_safetensors=True, local_files_only=True) |
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pipe.to("cuda") |
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if use_refiner: |
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refiner = StableDiffusionXLImg2ImgPipeline.from_pretrained("stabilityai/stable-diffusion-xl-refiner-0.9", torch_dtype=torch.float16, use_safetensors=True, variant="fp16") |
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refiner.to("cuda") |
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# refiner.enable_sequential_cpu_offload() |
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else: |
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pipe = StableDiffusionXLPipeline.from_single_file("https://huggingface.co/stabilityai/stable-diffusion-xl-base-0.9/blob/main/sd_xl_base_0.9.safetensors", torch_dtype=torch.float16, use_safetensors=True) |
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pipe.to("cuda") |
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if use_refiner: |
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refiner = StableDiffusionXLImg2ImgPipeline.from_single_file("https://huggingface.co/stabilityai/stable-diffusion-xl-refiner-0.9/blob/main/sd_xl_refiner_0.9.safetensors", torch_dtype=torch.float16, use_safetensors=True) |
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refiner.to("cuda") |
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prompt = "An astronaut riding a green horse on Mars" |
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for steps in [24, 27, 31]: |
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for denoising_end in [0.63, 0.66, 0.67, 0.71]: |
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seed = 0 |
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seed_everything(seed) |
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image = pipe(prompt=prompt, num_inference_steps=40, denoising_end=0.675, output_type="latent" if use_refiner else "pil").images[0] |
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if use_refiner: |
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image = refiner(prompt=prompt, num_inference_steps=40, denoising_start=0.675, image=image[None, :]).images[0] |
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file_name = f"aaa_{seed}" |
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path = os.path.join(Path.home(), "images", "ediffi_sdxl", f"{file_name}.png") |
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image.save(path) |
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api.upload_file( |
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path_or_fileobj=path, |
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path_in_repo=path.split("/")[-1], |
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repo_id="patrickvonplaten/images", |
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repo_type="dataset", |
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) |
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print(f"https://huggingface.co/datasets/patrickvonplaten/images/blob/main/ediffi_sdxl/{file_name}.png") |
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