def commandeer_revision_as_user(self, revisionid, username):
        """Change the author of a revision to the specified 'username'.

        :revisionid: id of the Differential revision to claim
        :username: username for the author of the revision
        :returns: None

        """
        revision = self._data.get_revision(revisionid)
        self._data.assert_is_user(username)
        assert not revision.is_closed()
        assert revision.author != username
        revision.author = username
        self._data.set_changed()


# -----------------------------------------------------------------------------
# Copyright (C) 2013-2014 Bloomberg Finance L.P.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ------------------------------ END-OF-FILE ----------------------------------
dataset/ETHPy150Open bloomberg/phabricator-tools/py/abd/abdt_conduitmock.py/ConduitMock.commandeer_revision_as_user/original