- on scipy-1.5.2 + numpy-1.18.5 + python-3.8.5:
    - import scipy;scipy.test() 

-- Docs: https://docs.pytest.org/en/latest/warnings.html
=========================== short test summary info ===========================
FAILED linalg/tests/test_decomp_cossin.py::test_cossin[True-100-50-50-float32]
FAILED linalg/tests/test_decomp_cossin.py::test_cossin[False-40-12-20-float32]
FAILED linalg/tests/test_decomp_cossin.py::test_cossin[False-100-50-50-float32]
FAILED optimize/_trustregion_constr/tests/test_projections.py::TestProjections::test_iterative_refinements_dense
FAILED special/tests/test_exponential_integrals.py::TestExp1::test_branch_cut
FAILED special/tests/test_mpmath.py::test_expi_complex - AssertionError:
= 6 failed, 25012 passed, 2458 skipped, 10989 deselected, 76 xfailed, 6 xpassed, 4 warnings in 1177.17s (0:19:37) =
False

    - import numpy;numpy.test()

9874 passed, 372 skipped, 180 deselected, 17 xfailed, 1 xpassed in 209.94s (0:03:29)
True