- A subclass of `ExternalSolverWrapper` is a Condor model generator - An instance of the subclass (constructed in the user-supplied `__init__` method) is a Condor model - the user-supplied `function` method takes numerical values for the inputs and returns the outputs as shown in the [tests](https://github.com/nasa/condor/blob/main/tests/test_external.py)
ExternalSolverWrapperis a Condor model generator__init__method) is a Condor modelfunctionmethod takes numerical values for the inputs and returns the outputs as shown in the tests