| # Copyright 2017 Google, Inc. All Rights Reserved. | |
| # | |
| # 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. | |
| # ============================================================================== | |
| """Wrapper around a training problem.""" | |
| from __future__ import absolute_import | |
| from __future__ import division | |
| from __future__ import print_function | |
| from collections import namedtuple | |
| class Spec(namedtuple("Spec", "callable args kwargs")): | |
| """Syntactic sugar for keeping track of a function/class + args.""" | |
| # Since this is an immutable object, we don't need to reserve slots. | |
| __slots__ = () | |
| def build(self): | |
| """Returns the output of the callable.""" | |
| return self.callable(*self.args, **self.kwargs) | |