| # Copyright (c) 2023-2024, Zexin He | |
| # | |
| # 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 | |
| # | |
| # https://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. | |
| class Registry: | |
| """Registry class""" | |
| def __init__(self): | |
| self._registry = {} | |
| def register(self, name): | |
| """Register a module""" | |
| def decorator(cls): | |
| assert name not in self._registry, 'Module {} already registered'.format(name) | |
| self._registry[name] = cls | |
| return cls | |
| return decorator | |
| def __getitem__(self, name): | |
| """Get a module""" | |
| return self._registry[name] | |
| def __contains__(self, name): | |
| return name in self._registry | |