def testInit(self):
    'Testing initialization from valid units'
    a = Area(sq_m=100)
    self.assertEqual(a.sq_m, 100)
    a = A(sq_m=100)
    self.assertEqual(a.sq_m, 100)
    a = A(sq_mi=100)
    self.assertEqual(a.sq_m, 258998811.0336)
Testing initialization from valid units
def testInit(self):
    
    a = Area(sq_m=100)
    self.assertEqual(a.sq_m, 100)
    a = A(sq_m=100)
    self.assertEqual(a.sq_m, 100)
    a = A(sq_mi=100)
    self.assertEqual(a.sq_m, 258998811.0336)