navigation.py 文件源码

python
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项目:mos-horizon 作者: Mirantis 项目源码 文件源码
def _get_page_class(self, path, page_cls_name):

        # last module name does not contain '_'
        final_module = self.unify_page_path(path[-1],
                                            preserve_spaces=False)
        page_cls_path = ".".join(path[:-1] + (final_module,))
        page_cls_path = self.unify_page_path(page_cls_path)
        # append 'page' as every page module ends with this keyword
        page_cls_path += "page"

        page_cls_name = page_cls_name or self._get_page_cls_name(final_module)

        module = None
        # return imported class
        for path in self.PAGES_IMPORT_PATH:
            try:
                module = importlib.import_module(path %
                                                 page_cls_path)
                break
            except ImportError:
                pass
        if module is None:
            raise ImportError("Failed to import module: " +
                              (path % page_cls_path))
        return getattr(module, page_cls_name)
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