def Lint(self, linter):
    linter.FieldCheck('object', validator=gcs.Gcs.UrlToBucketAndName)
List of |SlideMaster| objects belonging to this presentation.
dataset/ETHPy150Open GoogleCloudPlatform/Data-Pipeline/app/src/pipelines/stages/gcsoutput.py/GcsOutput.Lint--crossover with--dataset/ETHPy150Open scanny/python-pptx/pptx/api.py/Presentation.slide_masters