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