chore(main): release 1.29.0 (#1192)

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>

Author: release-please[bot]

CHANGELOG.md

@@ -1,5 +1,29 @@
 # Changelog
 
+## [1.29.0](https://github.com/googleapis/python-genai/compare/v1.28.0...v1.29.0) (2025-08-06)
+
+
+### Features
+
+* Add image_size field for Gemini Developer API Imagen 4 generation ([f1852e6](https://github.com/googleapis/python-genai/commit/f1852e62e027efea52db4c5c372c80e52224b7f3))
+* Add Lyria enum for music generation mode for vocalization ([30c0676](https://github.com/googleapis/python-genai/commit/30c0676367896b02751ea4ee26edf3f0401fe901))
+* Allow methods in batch to return headers in sdk_http_response by default ([80fb4e3](https://github.com/googleapis/python-genai/commit/80fb4e3a401af27ceb3e7920d149ea7294d7742d))
+* Enable more types in FunctionDeclaration schema ([76e9b13](https://github.com/googleapis/python-genai/commit/76e9b13cb352d431c972006615ee9e2619079084))
+* Enable responseId for Gemini Developer API ([a57f7d9](https://github.com/googleapis/python-genai/commit/a57f7d90396efb2554bd3d6d940baf8ade21304d))
+* Support image recontext on Vertex ([8a45746](https://github.com/googleapis/python-genai/commit/8a45746334ecaaa6caf5ba894655fbb96ed3f3f8))
+* Support new enum types for UrlRetrievalStatus ([13815b8](https://github.com/googleapis/python-genai/commit/13815b892e8d85845fd771a2fb7a65458f6dd04b))
+
+
+### Bug Fixes
+
+* Harden the response parsing logic in generate_content_stream ([c4466d3](https://github.com/googleapis/python-genai/commit/c4466d3c3006f8390e77f7914bec4deae373f99f))
+
+
+### Documentation
+
+* Fix code block formatting in codegen_instructions.md ([f62fdac](https://github.com/googleapis/python-genai/commit/f62fdacf7cf150d9c7a23c997f9c329e07b4a3b0))
+* Regenerate docs for 1.28.0 ([bcef0a6](https://github.com/googleapis/python-genai/commit/bcef0a6b09983e873999013a4824ee04e5d724c0))
+
 ## [1.28.0](https://github.com/googleapis/python-genai/compare/v1.27.0...v1.28.0) (2025-07-30)
 
 

google/genai/version.py

@@ -13,4 +13,4 @@
 # limitations under the License.
 #
 
-__version__ = '1.28.0' # x-release-please-version
+__version__ = '1.29.0' # x-release-please-version

pyproject.toml

@@ -3,7 +3,7 @@ requires = ["setuptools", "wheel", "twine>=6.1.0", "packaging>=24.2", "pkginfo>=
 
 [project]
 name = "google-genai"
-version = "1.28.0"
+version = "1.29.0"
 description = "GenAI Python SDK"
 readme = "README.md"
 license = {text = "Apache-2.0"}