For me, that killer app was the JuMP package [1] for formulating optimization models. It has a nice syntax (via macros), connects to many solver backends and ev

For me, that killer app was the JuMP package [1] for formulating optimization models. It has a nice syntax (via macros), connects to many solver backends and even allows for solver-generic callbacks. A list of features that is (mostly) unheard of in the Python world. [1] https://jump.dev/ https://jump.dev/