https://docs.cloud.google.com/nodejs/docs/reference/discoveryengine/latest/discoveryengine/protos.google.cloud.discoveryengine.v1alpha.estimatedatasizerequest.ifiledatasource
Interface protos.google.cloud.discoveryengine.v1alpha.EstimateDataSizeRequest.IFileDataSource...
google cloudinterfaceprotos
https://docs.cloud.google.com/python/docs/reference/discoveryengine/latest/google.cloud.discoveryengine_v1alpha.types.EstimateDataSizeRequest
Class EstimateDataSizeRequest (0.19.0) | Python client libraries | Google Cloud Documentation
python clientgoogle cloudclasslibrariesdocumentation