def test_parabola_distance(self):
'''
Tests the parabola_distance method of Calculator class.
'''
self.assertAlmostEqual(((BETA * 4.0) - 16), \
Calculator.parabola_distance(5.0, 1.0))
def test_parabola_distance(self):
'''
Tests the parabola_distance method of Calculator class.
'''
self.assertAlmostEqual(((BETA * 4.0) - 16), \
Calculator.parabola_distance(5.0, 1.0))
