To reference or cite the objects present in the Software Heritage archive, permalinks based on SoftWare Heritage persistent IDentifiers (SWHIDs) must be used.
Select below a type of object currently browsed in order to display its associated SWHID and permalink.
# Copyright 2017 Artem Artemev @awav # # 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. from .. import misc from .errors import GPflowError from .parentable import Parentable class TensorConverter: # pylint: disable=R0903 __tensor_mode__ = '_tensor_mode' @classmethod def tensor_mode(cls, obj): if not isinstance(obj, Parentable): raise ValueError('Tensor mode works only with parentable objects.') while True: mode = misc.get_attribute(obj, cls.__tensor_mode__, allow_fail=True) if mode is not None: return mode parent = misc.get_attribute(obj, '_parent') if parent is None: break if parent is obj: raise GPflowError('Inconsistency in parentable object found.') obj = parent return False