def _get_instance_dependency(self, instance):
        if self._instance_dependencies not in instance:
            dependency = InstanceDependency(instance, self)
            self._instance_dependencies[instance] = dependency

        return self._instance_dependencies[instance]
dataset/ETHPy150Open foundit/Piped/piped/dependencies.py/DependencyManager._get_instance_dependency/swapped operands of `not in`