def get_activity_form_for_create(self, objective_id=None, activity_record_types=None):
if objective_id is None:<EOL><INDENT>raise NullArgument()<EOL><DEDENT>if activity_record_types is None:<EOL><INDENT>pass  <EOL><DEDENT>activity_form = objects.ActivityForm(osid_object_map=None, objective_id=objective_id)<EOL>self._forms[activity_form.get_id().get_identifier()] = not CREATED<EOL>return activity_form<EOL>
Gets the activity form for creating new activities.
        A new form should be requested for each create transaction.
        arg:    activityRecordTypes (osid.type.Type): array of activity
                record types
        return: (osid.learning.ActivityForm) - the activity form
        raise:  NotFound - objectiveId is not found
        raise:  NullArgument - objectiveId or activityRecordTypes is
                null
        raise:  OperationFailed - unable to complete request
        raise:  PermissionDenied - authorization failure
        raise:  Unsupported - unable to get form for requested record
                types
        compliance: mandatory - This method must be implemented.