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import gradio as gr
from fastapi import FastAPI, Request, Response
app = FastAPI()
@app.middleware("http")
async def some_fastapi_middleware(request: Request, call_next):
path = request.scope['path'] # get the request route
response = await call_next(request)
if path == "/":
response_body = ""
async for chunk in response.body_iterator:
response_body += chunk.decode()
some_javascript = f"""
<script type="text/javascript" defer>
console.log("middleware");
</script>
"""
response_body = response_body.replace("</body>", some_javascript + "</body>")
del response.headers["content-length"]
return Response(
content=response_body,
status_code=response.status_code,
headers=dict(response.headers),
media_type=response.media_type
)
return response
def greet(source):
print("greet")
print(source)
return ("Hello ", 768, 768)
html_text = f"""
<canvas id="canvas" width="512" height="512"></canvas>
"""
with gr.Blocks() as demo:
with gr.Row():
with gr.Column(scale=1):
source = gr.Image(type="pil")
btn = gr.Button(value="Fetch pose")
width = gr.Slider(label="Width", mininmum=512, maximum=1024, step=64, value=512, key="Width", interactive=True)
height = gr.Slider(label="Height", mininmum=512, maximum=1024, step=64, value=512, key="Height", interactive=True)
with gr.Column(scale=2):
html = gr.HTML(html_text)
console = gr.Textbox(label="console")
btn.click(
fn = None,
inputs = source, outputs = [console, width, height],
_js="(i) => { console.log(typeof(i)); initializePose(); return [i, 1024, 1024]; }")
width.change(fn=None, _js="(i) => { console.log(i); resizeCanvas(i, null); return i; }")
height.change(fn=None, _js="(i) => { console.log(i); resizeCanvas(null, i); return i; }")
gr.mount_gradio_app(app, demo, path="/")
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