Method exec_module

nonebot/plugin/manager.py:244–268

(self, module: ModuleType)

        return super().create_module(spec)

    def exec_module(self, module: ModuleType) -> None:
        if self.loaded:
            return

        # create plugin before executing
        plugin = _new_plugin(self.name, module, self.manager)
        setattr(module, "__plugin__", plugin)

        # enter plugin context
        _plugin_token = _current_plugin.set(plugin)

        try:
            super().exec_module(module)
        except Exception:
            _revert_plugin(plugin)
            raise
        finally:
            # leave plugin context
            _current_plugin.reset(_plugin_token)

        # get plugin metadata
        metadata: PluginMetadata | None = getattr(module, "__plugin_meta__", None)
        plugin.metadata = metadata

        return


sys.meta_path.insert(0, PluginFinder())