[PPDiffusers] add_cycle_diffusion_space

[JunnYu]

PR types

PR changes

Description

• CycleDiffusion测试
• https://huggingface.co/spaces/ChenWu98/Stable-CycleDiffusion/ 的复现。
  CycleDiffusion测试

# ppdiffusers == 0.11.0
from ppdiffusers import CycleDiffusionPipeline, DDIMScheduler
from ppdiffusers.utils import load_image
import paddle
init_image = load_image("https://paddlenlp.bj.bcebos.com/models/community/CompVis/data/black_colored_car.png")
init_image = init_image.resize((512, 512))

model_id = "CompVis/stable-diffusion-v1-4"
pipe = CycleDiffusionPipeline.from_pretrained(model_id, safety_checker=None, requires_safety_checker=False)
pipe.scheduler = DDIMScheduler.from_config(pipe.scheduler.config)

source_prompt = "A black colored car"
prompt = "A blue colored car"

generator = paddle.Generator().manual_seed(0)
output = pipe(
    prompt=prompt,
    source_prompt=source_prompt,
    image=init_image,
    num_inference_steps=100,
    eta=0.1,
    strength=0.85,
    guidance_scale=3,
    source_guidance_scale=1,
    generator=generator,
    output_type="pil",
).images

output[0].save("demo.png")

运行gradio得到的结果：

[paddle-bot]

Thanks for your contribution!

[codecov]

Codecov Report

Merging #4830 (6292a3a) into develop (080aeb8) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff            @@
##           develop    #4830   +/-   ##
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  Coverage    44.64%   44.64%           
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  Files          446      446           
  Lines        64373    64373           
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  Hits         28742    28742           
  Misses       35631    35631           

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[guoshengCS]

也请 @joey12300 知晓CycleDiffusion pipeline的修改，FD对应pipeline可能要相应更新

[guoshengCS]

看着HF的docstr也少了source_prompt参数的描述

[guoshengCS]

Copyright部分是否适当调整，也在上面加上咱们的

[JunnYu]

加上了