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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_assessments_by_genus_type(self, assessment_genus_type):
 """Gets an ``AssessmentList`` corresponding to the given assessment genus ``Type`` which does not include assessments of types derived from the specified ``Type``. In plenary mode, the returned list contains all known assessments or an error results. Otherwise, the returned list may contain only those assessments that are accessible through this session. arg: assessment_genus_type (osid.type.Type):
 an assessment genus type return: (osid.assessment.AssessmentList) - the returned ``Assessment`` list raise: NullArgument - ``assessment_genus_type`` is ``null`` raise: OperationFailed - unable to complete request raise: PermissionDenied - authorization failure occurred *compliance: mandatory -- This method must be implemented.* """

        # Implemented from template for
        # osid.resource.ResourceLookupSession.get_resources_by_genus_type
        # NOTE: This implementation currently ignores plenary view
        collection = JSONClientValidated('assessment',
                                         collection='Assessment',
                                         runtime=self._runtime)
        result = collection.find(
            dict({'genusTypeId': str(assessment_genus_type)},
                 **self._view_filter())).sort('_id', DESCENDING)
        return objects.AssessmentList(result, runtime=self._runtime, proxy=self._proxy)