TensorFlow Federated 0.63.0

Release 0.63.0

Major Features and Improvements

• Added tff.federated_min and tff.federated_max intrinsics.
• Added a get_value() method to tff.program.SavedModelFileReleaseManager, for retrieving values that were previously released.
• Added tff.program.PeriodicReleaseManager to release values at regular intervals.
• Learning program logic now saves next evaluation time so that it can be loaded upon computation restarts.
• DistributeAggregateForm now skips normalizing the all_equal bit.
• Added parallelism to Vizier program logic.
• Enabled building protos with certain Bazel versions.

Breaking Changes

• Updated the version of attrs to 23.1.
• Updated the version of cachetools to ~=5.3.
• Updated the version of dp-accounting to 0.4.3.
• Updated the version of google-vizier to 0.1.11.
• Updated the version of jax to 0.4.14.
• Updated the version of portpicker to ~=1.6.
• Updated the version of tensorflow to 2.13.0.
• Updated the version of tensorflow-model-optimization to 0.7.5.
• Updated the version of tensorflow-privacy to 0.8.11.
• Updated the version of typing-extensions to ~=4.5.0.
• Increased TF_CUDA_VERSION to 12.
• Removed the tff.program.Capabilities enum from the iterator.
• Deleted Python executors.
• Removed the deprecated is_{foo} functions from tff.Types. Users should use isinstance checks instead.
• Deleted go-related BUILD targets for TFF proto files.

Bug Fixes

• Removed non-existent GCP doc from TFF guides.
• Cleaned up exceptions in the tff.program package for consistency and clarity.
• Fixed various pytype errors.
• Fixed various undefined-variable lint errors.
• Fixed a UnicodeDecodeError in the FedRecon tutorial.
• Fixed Python 3.11 related errors.