AssertionError: assert 'other' == 'xxx' (in tests)

[devos50]

I have seen a failure of this test several times now already (IIRC, only on Windows 64-bit):

AssertionError: assert 'other' == 'xxx'   - xxx   + other
Stacktrace
def test_calculate_category_xxx():
        torrent_info = {b"info": {b"name": b"term1", b"length": 1234},
                        b"announce-list": [[b"http://tracker.org"]], b"comment": b"lorem ipsum"}
>       assert default_category_filter.calculateCategory(torrent_info, "my torrent") == "xxx"
E       AssertionError: assert 'other' == 'xxx'
E         - xxx
E         + other

src\tribler-core\tribler_core\components\metadata_store\category_filter\tests\test_category.py:27: AssertionError