@property
    def presentation(self):
        return self.main_document
Figure out what the source section name is.
dataset/ETHPy150Open scanny/python-pptx/pptx/package.py/Package.presentation--crossover with--dataset/ETHPy150Open zillow/buildout-platform-versions/buildout_platform_versions/__init__.py/PlatformVersions._get_platform