How to handle a view function that returns a tuple in Flask? [duplicate]

t = (3.0, 6.7, 9.1)
print(str(t))
print('{} {} {}'.format(3.0, 6.7, 9.1))

(3.0, 6.7, 9.1)
3.0 5.0 7.0

3.0 5.0 7.0
3.0 5.0 7.0

return {"value1": 3.0, "value2": 6.7, "value3": 9.1}

response.value1