Google Cloud Dataplex

import os
from google.cloud import dataplex_v1

def list_lakes(project_id: str, location: str):
    """Lists Dataplex lakes in a given project and location."""
    try:
        client = dataplex_v1.DataplexServiceClient()
        parent = f"projects/{project_id}/locations/{location}"

        print(f"Listing lakes in {parent}:")
        # API calls often return an iterable (pager) for list methods
        for lake in client.list_lakes(parent=parent):
            print(f"- {lake.name} (State: {lake.state.name})")
        print("Lakes listed successfully.")
    except Exception as e:
        print(f"An error occurred: {e}")
        print("Ensure 'gcloud auth application-default login' has been run or GOOGLE_APPLICATION_CREDENTIALS is set.")
        print("Also, verify that the Dataplex API is enabled for your project and the service account has necessary permissions.")

if __name__ == "__main__":
    PROJECT_ID = os.environ.get("GOOGLE_CLOUD_PROJECT", "your-gcp-project-id")
    LOCATION = "us-central1" # Or your desired region, e.g., "global" for some resources

    if PROJECT_ID == "your-gcp-project-id":
        print("Please set the 'GOOGLE_CLOUD_PROJECT' environment variable or replace 'your-gcp-project-id' with your actual GCP project ID.")
    else:
        list_lakes(PROJECT_ID, LOCATION)