some tests fail

[JordiVillaFreixa]

Is there something I am missing with the installation?

=========================================================== short test summary info ===========================================================
FAILED qgroupcontrib_test.py::TestQGroupContrib::test_calcall - AttributeError: '_QGroupContribThread' object has no attribute 'isAlive'. Did you mean: 'is_alive'?
FAILED qgroupcontrib_test.py::TestQGroupContrib::test_calcall2 - AttributeError: '_QGroupContribThread' object has no attribute 'isAlive'. Did you mean: 'is_alive'?
FAILED qgroupcontrib_test.py::TestQGroupContrib::test_calcall3 - AttributeError: '_QGroupContribThread' object has no attribute 'isAlive'. Did you mean: 'is_alive'?
FAILED qmapping_test.py::TestQMapper::test_mapall - AttributeError: '_QMapperThread' object has no attribute 'isAlive'. Did you mean: 'is_alive'?
FAILED qmapping_test.py::TestQMapper::test_fit_to_reference - AttributeError: '_QMapperThread' object has no attribute 'isAlive'. Did you mean: 'is_alive'?
================================================= 5 failed, 101 passed, 29 warnings in 3.37s ==================================================