fix(deps): Update dependency grpcio to v1.73.0

[cq-bot]

This PR contains the following updates:

Package	Update	Change	Pending
grpcio (source)	minor	==1.71.0 -> ==1.73.0	1.73.1

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Release Notes

grpc/grpc (grpcio)

v1.73.0

Compare Source

This is release 1.73.0 (gradient) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Core

As of this version, gRPC on MacOS & iOS will utilize Abseil's synchronization features, aligning it with other platforms. Should you encounter any issues due to this update, you can disable it by enabling GPR_DISABLE_ABSEIL_SYNC. If you do this, please report any problems by filing a bug at https://github.com/grpc/grpc.

• [Dep] Update Protobuf to v31.0. (#​39392)
• [Core] Added GPR_DISABLE_ABSEIL_SYNC. (#​39562)
• [xds_override_host] pass through per-endpoint args when creating subchannels. (#​39532)
• Expose GRPC_OPENSSL_CLEANUP_TIMEOUT to control shutdown grace period. (#​39297)
• [URI] fix parsing of user_info in proxy settings. (#​39004)
• [EventEngine] Fix busy loop in thread pool when shutting down. (#​39258)
• [Dep] Added a flag to build with openssl instead of boringssl. (#​39188)
• [EventEngine] Cleanup: EventEngine client, listener, and dns experiments are on by default on all platforms. (#​39079)

C++

• [OpenCensus] Mark OpenCensus and dependent APIs as deprecated. (#​39554)

Python

• [Python] Pin Cython to 3.1.1. (#​39609)
• [Python] grpc_tools: make PythonGrpcGenerator handle dot . in proto paths the same way as native Generator/PyiGenerator. (#​39586)

Ruby

• [Ruby] add remove_unused_artifacts to opt build. (#​39593)

v1.72.2

Compare Source

This is release 1.72.2 (gusto) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

Python

• [Backport of #​39894 to v1.72.x] Fix the issue with gRPC Python Client not reconnecting in certain situations: #​38290, #​39113, #​39631. (#​39949)

v1.72.1

Compare Source

This is release gRPC Core 1.72.1 (gusto).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

C++

• [Backport of #​39266 to v1.71.x] Protect grpc generated sources from unwanted system macros (#​39484).

Python

• [Backport of #​39609 to v1.71.x] Pin Cython to 3.1.1 (#​39632). This addresses several issues:
  • #​39588 Using inconsistent Cython version in released platform-specific wheels within the same grpcio release.
  • cython/cython#6878 Several published grpcio wheels were built with Cython 3.1.0 and are affected by Cython memory leak issue when using AsyncIO APIs (grpc.aio.*).
• [Backport of #​39418 to v1.71.x] Fix Python 3.12 MacOS universal release artifact (#​39504).

v1.72.0

Compare Source

This is release gRPC Core 1.72.0 (gusto).

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes.

v1.71.2

Compare Source

This is release 1.71.2 (gears) of gRPC Core.

For gRPC documentation, see grpc.io. For previous releases, see Releases.

This release contains refinements, improvements, and bug fixes, with highlights listed below.

C++

• [Backport of #​39266 to v1.71.x] Protect grpc generated sources from unwanted system macros (#​39484).

Python

• [Backport of #​39894 to v1.71.x] Fix the issue with gRPC Python Client not reconnecting in certain situations: #​38290, #​39113, #​39631 (#​39948).
• [Backport of #​39609 to v1.71.x] Pin Cython to 3.1.1 (#​39636). This addresses several issues:
  • #​39588 Using inconsistent Cython version in released platform-specific wheels within the same grpcio release.
  • cython/cython#6878 Several published grpcio wheels were built with Cython 3.1.0 and are affected by Cython memory leak issue when using AsyncIO APIs (grpc.aio.*).

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