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Create app.py
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app.py
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from fastapi import FastAPI, UploadFile, Form
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from fastapi.responses import JSONResponse
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from transformers import AutoProcessor, AutoModelForVisualQuestionAnswering
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from PIL import Image
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import io
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# Initialize FastAPI app
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app = FastAPI()
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# Load the model and processor
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processor = AutoProcessor.from_pretrained("microsoft/OmniParser")
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model = AutoModelForVisualQuestionAnswering.from_pretrained("microsoft/OmniParser")
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@app.post("/predict")
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async def predict(image: UploadFile, question: str = Form(...)):
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try:
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# Read image file
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image_data = await image.read()
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pil_image = Image.open(io.BytesIO(image_data))
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# Process the input
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inputs = processor(images=pil_image, text=question, return_tensors="pt")
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# Get model predictions
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outputs = model(**inputs)
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answer = processor.decode(outputs.logits.argmax(-1).squeeze().tolist())
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return JSONResponse(content={"answer": answer})
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except Exception as e:
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return JSONResponse(content={"error": str(e)}, status_code=500)
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@app.get("/")
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def root():
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return {"message": "Welcome to the OmniParser Visual Question Answering API!"}
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