> `np.object` was a deprecated alias for the builtin `object`. To avoid this error in existing code, use `object` by itself. Doing this will not modify any behavior and is safe.
> The aliases was originally deprecated in NumPy 1.20; for more details and guidance see the original release note at:
> https://numpy.org/devdocs/release/1.20.0-notes.html#deprecations
>
> ----------------------------------------------------------------------
> Ran 37 tests in 1.683s
>
> FAILED (errors=1)
> Test failed: <unittest.runner.TextTestResult run=37 errors=1 failures=0>
> error: Test failed: <unittest.runner.TextTestResult run=37 errors=1 failures=0>