def grab_field_data(self, response):
        previous_fields = response.context['previous_fields']
        fields = {'wizard_step': response.context['step0']}

        def grab(m):
            fields[m.group(1)] = m.group(2)
            return ''

        self.input_re.sub(grab, previous_fields)
        return fields
Pull the appropriate field data from the context to pass to the next wizard step
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.4/django/contrib/formtools/tests/__init__.py/WizardTests.grab_field_data