1# Copyright (C) 2014 The Android Open Source Project
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7#   http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14
15def ToUnicode(string):
16  """ Converts a string into Unicode.
17
18  This is a delegate function for the built-in `unicode`. It checks if the input
19  is not `None`, because `unicode` turns it into an actual "None" string.
20  """
21  assert string is not None
22  return unicode(string)
23