chore(main): release 3.60.0

Author: release-please[bot]

.release-please-manifest.json

@@ -1,3 +1,3 @@
 {
-    ".": "3.59.0"
+    ".": "3.60.0"
 }

CHANGELOG.md

@@ -4,6 +4,18 @@
 
 [1]: https://pypi.org/project/google-cloud-spanner/#history
 
+## [3.60.0](https://github.com/googleapis/python-spanner/compare/v3.59.0...v3.60.0) (2025-11-06)
+
+
+### Features
+
+* Add support for experimental host ([#1452](https://github.com/googleapis/python-spanner/issues/1452)) ([9535e5e](https://github.com/googleapis/python-spanner/commit/9535e5e096f6ab53f2817af4fd7ac1fa2ca71660))
+
+
+### Bug Fixes
+
+* Configure keepAlive time for gRPC TCP connections ([#1448](https://github.com/googleapis/python-spanner/issues/1448)) ([efb2833](https://github.com/googleapis/python-spanner/commit/efb2833e52e54b096e552a4d91f94b017ac733bb))
+
 ## [3.59.0](https://github.com/googleapis/python-spanner/compare/v3.58.0...v3.59.0) (2025-10-18)
 
 

google/cloud/spanner_admin_database_v1/gapic_version.py

@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "3.59.0"  # {x-release-please-version}
+__version__ = "3.60.0"  # {x-release-please-version}

google/cloud/spanner_admin_instance_v1/gapic_version.py

@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "3.59.0"  # {x-release-please-version}
+__version__ = "3.60.0"  # {x-release-please-version}

google/cloud/spanner_v1/gapic_version.py

@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "3.59.0"  # {x-release-please-version}
+__version__ = "3.60.0"  # {x-release-please-version}

samples/generated_samples/snippet_metadata_google.spanner.admin.database.v1.json

@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-spanner-admin-database",
-    "version": "3.59.0"
+    "version": "3.60.0"
   },
   "snippets": [
     {

samples/generated_samples/snippet_metadata_google.spanner.admin.instance.v1.json

@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-spanner-admin-instance",
-    "version": "3.59.0"
+    "version": "3.60.0"
   },
   "snippets": [
     {

samples/generated_samples/snippet_metadata_google.spanner.v1.json

@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-spanner",
-    "version": "3.59.0"
+    "version": "3.60.0"
   },
   "snippets": [
     {