def test_loading_cells_retrieves_all_cells(self):
        num_cells = len(list(Cell().load()))

        m = list(Muscle().load())
        num_muscles = len(m)

        n = list(Neuron().load())
        num_neurons = len(n)

        sum_cells = num_neurons + num_muscles

        self.assertEqual(sum_cells, num_cells)
Test that retrieving all Cells gives us the right number of Cell objects.
dataset/ETHPy150Open openworm/PyOpenWorm/tests/CellTest.py/CellTest.test_loading_cells_retrieves_all_cells