Update app.py

app.py

@@ -1,4 +1,4 @@
-from fastapi import FastAPI, File, UploadFile, HTTPException
+from fastapi import FastAPI, File, UploadFile, HTTPException, Request
 from fastapi.responses import JSONResponse, HTMLResponse
 from fastapi.staticfiles import StaticFiles
 from fastapi.templating import Jinja2Templates
@@ -137,4 +137,4 @@ async def upload_file(file: UploadFile = File(...)):
     return results
 
 if __name__ == "__main__":
-    uvicorn.run(app, host="0.0.0.0", port=8000)
+    uvicorn.run(app, host="0.0.0.0", port=8000)