Update compare_set docs

[H-Huang]

Stack from ghstack:

• Update compare_set docs #57203 Update compare_set docs
• Add compare_set to trampoline class, add typing and formatting #57191 Add compare_set to trampoline class, add typing and formatting
• Update compare_set implementation for FileStore and HashStore #57175 Update compare_set implementation for FileStore and HashStore

Update documentation to remove warning. Refactored arguments from old_value -> expected_value and new_value -> desired_value

Differential Revision: D28076556

[facebook-github-bot]

💊 CI failures summary and remediations

As of commit 5674299 (more details on the Dr. CI page):

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• 2/2 failures introduced in this PR

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🕵️ 2 new failures recognized by patterns

The following CI failures do not appear to be due to upstream breakages:

pytorch_xla_linux_bionic_py3_6_clang9_build (1/2)

Step: "(Optional) Merge target branch" (full log | diagnosis details | 🔁 rerun)

Automatic merge failed; fix conflicts and then commit the result.

HEAD is now at 5674299d82 Update on "Update compare_set docs"
+ git merge --allow-unrelated-histories --no-edit --no-ff 95f393f212946df67350f5a20b60b82789c30684
Auto-merging torch/lib/c10d/test/HashStoreTest.cpp
CONFLICT (content): Merge conflict in torch/lib/c10d/test/HashStoreTest.cpp
Auto-merging torch/lib/c10d/test/FileStoreTest.cpp
CONFLICT (content): Merge conflict in torch/lib/c10d/test/FileStoreTest.cpp
Auto-merging torch/csrc/distributed/c10d/init.cpp
CONFLICT (content): Merge conflict in torch/csrc/distributed/c10d/init.cpp
Auto-merging torch/_C/_distributed_c10d.pyi
CONFLICT (content): Merge conflict in torch/_C/_distributed_c10d.pyi
Automatic merge failed; fix conflicts and then commit the result.


Exited with code exit status 1

pytorch_linux_xenial_py3_6_gcc5_4_build (2/2)

Step: "(Optional) Merge target branch" (full log | diagnosis details | 🔁 rerun)

Automatic merge failed; fix conflicts and then commit the result.

HEAD is now at 5674299d82 Update on "Update compare_set docs"
+ git merge --allow-unrelated-histories --no-edit --no-ff 95f393f212946df67350f5a20b60b82789c30684
Auto-merging torch/lib/c10d/test/HashStoreTest.cpp
CONFLICT (content): Merge conflict in torch/lib/c10d/test/HashStoreTest.cpp
Auto-merging torch/lib/c10d/test/FileStoreTest.cpp
CONFLICT (content): Merge conflict in torch/lib/c10d/test/FileStoreTest.cpp
Auto-merging torch/csrc/distributed/c10d/init.cpp
CONFLICT (content): Merge conflict in torch/csrc/distributed/c10d/init.cpp
Auto-merging torch/_C/_distributed_c10d.pyi
CONFLICT (content): Merge conflict in torch/_C/_distributed_c10d.pyi
Automatic merge failed; fix conflicts and then commit the result.


Exited with code exit status 1

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[facebook-github-bot]

@H-Huang merged this pull request in 149000c.