def test_clear(self): """Histogram clear should reset all data""" data = [1,3,5,'A'] bins = [Span(0,2),Span(2,4),Span(4,6)] data_and_bins = Histogram(data=data,bins=bins) self.assertEqual(data_and_bins._bins,bins) self.assertEqual(data_and_bins._values,[[1],[3],[5]]) self.assertEqual(data_and_bins.Other,['A']) data_and_bins.clear() self.assertEqual(data_and_bins._values,[[],[],[]]) self.assertEqual(data_and_bins.Other,[])