def add_metadata_description(key, description): """Adds key metadata description to lookup table. @param key: fully qualified metadata key @param description: key description """ # Skip if no description is provided. if description: try: AnalysisMetadataDescription.objects.get(key=key.lower()) except AnalysisMetadataDescription.DoesNotExist: obj = AnalysisMetadataDescription(key=key.lower(), description=description) obj.save()