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| import inspect |
| from functools import partial |
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| class Registry(object): |
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| def __init__(self, name): |
| self._name = name |
| self._module_dict = dict() |
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| def __repr__(self): |
| format_str = self.__class__.__name__ + '(name={}, items={})'.format( |
| self._name, list(self._module_dict.keys())) |
| return format_str |
|
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| def __len__(self): |
| return len(self._module_dict) |
|
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| @property |
| def name(self): |
| return self._name |
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| @property |
| def module_dict(self): |
| return self._module_dict |
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| def get(self, key): |
| return self._module_dict.get(key, None) |
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| def registe_with_name(self, module_name=None, force=False): |
| return partial(self.register, module_name=module_name, force=force) |
|
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| def register(self, module_build_function, module_name=None, force=False): |
| """Register a module build function. |
| Args: |
| module (:obj:`nn.Module`): Module to be registered. |
| """ |
| if not inspect.isfunction(module_build_function): |
| raise TypeError('module_build_function must be a function, but got {}'.format( |
| type(module_build_function))) |
| if module_name is None: |
| module_name = module_build_function.__name__ |
| if not force and module_name in self._module_dict: |
| raise KeyError('{} is already registered in {}'.format( |
| module_name, self.name)) |
| self._module_dict[module_name] = module_build_function |
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| return module_build_function |
|
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| MODULE_BUILD_FUNCS = Registry('model build functions') |
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