def get(self, **kwargs):
        matches = self.filter(**kwargs)
        if not matches:
            raise Exception("No matches found.")
        elif len(matches) > 1:
            raise Exception("Multiple matches found.")
        else:
            return matches.pop()
Runs a validation pass
dataset/ETHPy150Open CiscoSystems/avos/openstack_dashboard/test/test_data/utils.py/TestDataContainer.get--crossover with--dataset/ETHPy150Open WebGLTools/GL-Shader-Validator/GLShaderValidator.py/GLShaderValidatorCommand.run_validator