chore(main): release 3.9.0

Author: release-please[bot]

CHANGELOG.md

@@ -4,6 +4,24 @@
 
 [1]: https://pypi.org/project/google-cloud-storage/#history
 
+## [3.9.0](https://github.com/googleapis/python-storage/compare/v3.8.0...v3.9.0) (2026-01-21)
+
+
+### Features
+
+* **grpc_user_agent:** Send `user_agent` to grpc channel ([#1712](https://github.com/googleapis/python-storage/issues/1712)) ([cdb2486](https://github.com/googleapis/python-storage/commit/cdb2486bb051dcbfbffc2510aff6aacede5e54d3))
+* **samples:** Add samples for appendable objects writes and reads ([2e1a1eb](https://github.com/googleapis/python-storage/commit/2e1a1eb5cbe1c909f1f892a0cc74fe63c8ef36ff))
+* **samples:** Add samples for appendable objects writes and reads ([#1705](https://github.com/googleapis/python-storage/issues/1705)) ([2e1a1eb](https://github.com/googleapis/python-storage/commit/2e1a1eb5cbe1c909f1f892a0cc74fe63c8ef36ff))
+* **ZonalBuckets:** Add support for `generation=0` to avoid overwriting existing objects and add `is_stream_open` support  ([#1709](https://github.com/googleapis/python-storage/issues/1709)) ([ea0f5bf](https://github.com/googleapis/python-storage/commit/ea0f5bf8316f4bfcff2728d9d1baa68dde6ebdae))
+* **ZonalBuckets:** Add support for `generation=0` to prevent ([ea0f5bf](https://github.com/googleapis/python-storage/commit/ea0f5bf8316f4bfcff2728d9d1baa68dde6ebdae))
+
+
+### Bug Fixes
+
+* **experimental:** Implement requests_done method to signal end of ([6c16079](https://github.com/googleapis/python-storage/commit/6c160794afded5e8f4179399f1fe5248e32bf707))
+* **experimental:** Implement requests_done method to signal end of requests in async streams. Gracefully close streams. ([#1700](https://github.com/googleapis/python-storage/issues/1700)) ([6c16079](https://github.com/googleapis/python-storage/commit/6c160794afded5e8f4179399f1fe5248e32bf707))
+* Fix formatting in setup.py dependencies list ([#1713](https://github.com/googleapis/python-storage/issues/1713)) ([cc4831d](https://github.com/googleapis/python-storage/commit/cc4831d7e253b265b0b96e08b5479f4c759be442))
+
 ## [3.8.0](https://github.com/googleapis/python-storage/compare/v3.7.0...v3.8.0) (2026-01-13)
 
 

google/cloud/storage/version.py

@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "3.8.0"
+__version__ = "3.9.0"