def setUp(self):
        TestHelper.clear_database()
Given the value of a coordinate, will format it according to the
dataset/ETHPy150Open SpriteLink/NIPAP/tests/nipaptest.py/TestPrefixChildren.setUp--crossover with--dataset/ETHPy150Open glue-viz/glue/glue/external/wcsaxes/coordinate_helpers.py/CoordinateHelper.format_coord