test_db_conversions.py 文件源码

def test_pow_to_db_to_pow_arrays(self):
        x = pow2db(db2pow((             1.234567,   2.345678)))
        self.assertEqual(np.rank(x), 1)
        self.assertEqual(len(x), 2)
        self.assertAlmostEqual(x[0],    1.234567,               places=6)
        self.assertAlmostEqual(x[1],                2.345678,   places=6)