|  | # Copyright 2019 The Bazel Authors. 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. | 
|  |  | 
|  | """This file is selectively copied from //tools/python:private/defs.bzl.""" | 
|  |  | 
|  | _MIGRATION_TAG = "__PYTHON_RULES_MIGRATION_DO_NOT_USE_WILL_BREAK__" | 
|  |  | 
|  | def _add_tags(attrs): | 
|  | if "tags" in attrs and attrs["tags"] != None: | 
|  | attrs["tags"] += [_MIGRATION_TAG] | 
|  | else: | 
|  | attrs["tags"] = [_MIGRATION_TAG] | 
|  | return attrs | 
|  |  | 
|  | def py_library(**attrs): | 
|  | native.py_library(**_add_tags(attrs)) | 
|  |  | 
|  | def py_binary(**attrs): | 
|  | native.py_binary(**_add_tags(attrs)) | 
|  |  | 
|  | def py_test(**attrs): | 
|  | native.py_test(**_add_tags(attrs)) | 
|  |  | 
|  | def py_runtime(**attrs): | 
|  | native.py_runtime(**_add_tags(attrs)) |