from fastapi import FastAPI, File, UploadFile app = FastAPI() @app.post("/files/") async def create_file(file: bytes = File(..., description="A file read as bytes")): return {"file_size": len(file)} @app.post("/uploadfile/") async def create_upload_file( file: UploadFile = File(..., description="A file read as UploadFile") ): return {"filename": file.filename}