Update svd.py

BHT_ARIMA/util/svd.py

@@ -1,3 +1,13 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (C) 2020. Huawei Technologies Co., Ltd. All rights reserved.
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the MIT License.
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# MIT License for more details.
+
 import warnings
 import scipy
 import numpy as np
@@ -66,4 +76,4 @@ def svd_fun(matrix, n_eigenvecs=None):
         # WARNING: here, V is still the transpose of what it should be
         U, S, V = U[:, ::-1], S[::-1], V[:, ::-1]
         V = V.T.conj()
-    return U, S, V
+    return U, S, V