PR created by the Librarian CLI to initialize a release. Merging this PR
will auto trigger a release.
Librarian Version: v0.16.0
Language Image:
us-central1-docker.pkg.dev/cloud-sdk-librarian-prod/images-prod/python-librarian-generator@sha256:234b9d1f2ddb057ed7ac6a38db0bf8163d839c65c6cf88ade52530cddebce59e
<details><summary>bigframes: v2.42.0</summary>
##
[v2.42.0](https://github.com/googleapis/google-cloud-python/compare/bigframes-v2.41.0...bigframes-v2.42.0)
(2026-06-08)
### Features
* Add ai_generate functions to the dataframe bq accessor (#17302)
([6b62cb6f](https://github.com/googleapis/google-cloud-python/commit/6b62cb6f))
* support automatic per-cell execution history filtering and isolated
callbacks (#17144)
([7d440111](https://github.com/googleapis/google-cloud-python/commit/7d440111))
* create `Series.bigquery.function_name` accessors for array and AEAD
functions (#17279)
([d01a4ba3](https://github.com/googleapis/google-cloud-python/commit/d01a4ba3))
### Bug Fixes
* include pyopenssl as a dependency (#17362)
([1f6205ee](https://github.com/googleapis/google-cloud-python/commit/1f6205ee))
* Fix IsInOp literal bug with sqlglot (#17356)
([a3d93afe](https://github.com/googleapis/google-cloud-python/commit/a3d93afe))
* nameless column to_frame bug for pandas 3.0 (#17371)
([b23bfa4c](https://github.com/googleapis/google-cloud-python/commit/b23bfa4c))
</details>