def calc_derivatives(self, first=False, second=False):
        self.workflow.calc_derivatives(first, second)
Return the signature for the request.
dataset/ETHPy150Open OpenMDAO/OpenMDAO-Framework/openmdao.main/src/openmdao/main/driver.py/Driver.calc_derivatives--crossover with--dataset/ETHPy150Open etoccalino/django-rest-framework-httpsignature/rest_framework_httpsignature/authentication.py/SignatureAuthentication.build_signature