@app.get("/no_response_model-no_annotation-return_model")
def no_response_model_no_annotation_return_model():
    return User(name="John", surname="Doe")


@app.get("/no_response_model-no_annotation-return_dict")
def no_response_model_no_annotation_return_dict():
    return {"name": "John", "surname": "Doe"}


@app.get("/response_model-no_annotation-return_same_model", response_model=User)
def response_model_no_annotation_return_same_model():