As far as i can tell, their swap curve construction doesn't support dual curve discounting [1], which makes this a toy.

There's no reason someone couldn't make this library industrial-strength, but is anyone going to? Is this supposed to be a supported product, or is this basically a tech demo to show what TensorFlow is capable of?

[1] https://www.crd.com/insights-valuing-interest-rate-swaps-the...