…aining traffic (#898)

- Add informative error when undeploying a model with traffic from an Endpoint with multiple deployed models, without providing a new traffic split.
- Improve accuracy of docstring for `Endpoint.undeploy()`
- Add tests to cover CUJs

Fixes [b/198290421](http://b/198290421) 🦕

#874)

Adds methods from go/lit-xai-notebook for Pandas DataFrame and TensorFlow saved model.

b/208628825

Example Colab: go/lit-vertex-pr-1

Thank you for opening a Pull Request! Before submitting your PR, there are a few things you can do to make sure it goes smoothly:
- [x] Make sure to open an issue as a [bug/issue](https://github.com/googleapis/python-aiplatform/issues/new/choose) before writing your code!  That way we can discuss the change, evaluate designs, and agree on the general idea
- [ ] Ensure the tests and linter pass
- [x] Code coverage does not decrease (if any source code was changed)
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Fixes #192254729 🦕

Thank you for opening a Pull Request! Before submitting your PR, there are a few things you can do to make sure it goes smoothly:
- [x] Make sure to open an issue as a [bug/issue](https://github.com/googleapis/python-aiplatform/issues/new/choose) before writing your code!  That way we can discuss the change, evaluate designs, and agree on the general idea
- [ ] Ensure the tests and linter pass
- [x] Code coverage does not decrease (if any source code was changed)
- [x] Appropriate docs were updated (if necessary)

Fixes #192254729 🦕

…ity_type in Featurestore; add create_feature, batch_create_features in EntityType; add ingest_from_* for bq and gcs in EntityType; add and update delete with force delete nested resources (#872)

- [x] add create method in Featurestore, EntityType, Feature classes; 
- [x] add create_entity_type in Featurestore; 
- [x] add create_feature, batch_create_features in EntityType; 
- [x] add ingest_from_bq and ingest_from_gcs methods in EntityType class
- [x] add and update delete methods with force delete nested resources
- [x] add unit tests
- [x] update integration test

Co-authored-by: Yicheng Fang <[email protected]>

…933)

* fix: Fix timestamp proto util to default to timestamp at call time.

* chore: lint

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