add deletion fn

Author: CrysR

src/webapp/gcsutil.py

@@ -113,6 +113,12 @@ def generate_download_signed_url(self, bucket_name: str, blob_name: str) -> str:
         )
         return url
 
+    def delete_bucket(self, bucket_name: str) -> None:
+        storage_client = storage.Client()
+        # Delete the GCS bucket.  Force=True handles non-empty buckets.
+        bucket = storage_client.get_bucket(bucket_name)
+        bucket.delete(force=True)
+
     def create_bucket(self, bucket_name: str) -> None:
         """
         Create a new bucket in the US region with the standard storage