[NoahStapp]

PYTHON-6260

Changes in this PR

Enable all ruff TC linting rules and make the required code changes for them to pass.

Test Plan

Existing test suite.

Checklist

Checklist for Author

• Did you update the changelog (if necessary)?
• Is there test coverage?
• Is any followup work tracked in a JIRA ticket? If so, add link(s).

Checklist for Reviewer

• Does the title of the PR reference a JIRA Ticket?
• Do you fully understand the implementation? (Would you be comfortable explaining how this code works to someone else?)
• Is all relevant documentation (README or docstring) updated?

[Copilot]

🟢 Approval recommended

No active review issues are reported for the Ruff typing-rule and related import updates.

No open issues 🎉

What changed in this PR

This PR enables Ruff’s full TC rule family and updates typing-related code across PyMongo, BSON, GridFS, tests, and tooling to comply.

Changes:

• Replace individual TC001 and TC003 selections with TC.
• Quote type arguments passed to cast() to avoid runtime type evaluation.
• Move typing-only imports into TYPE_CHECKING blocks and mirror changes in generated synchronous code.

File	Description
tools/​test_synchro.py	Guard the typing-only pytest import.
test/​test_typing.py	Quote the decorator’s cast type.
test/​test_ocsp_support.py	Quote certificate-name cast types.
test/​test_client_metadata.py	Mirror the metadata cast update.
test/​asynchronous/​test_client_metadata.py	Quote the version-string cast type.
pyproject.toml	Enable the full Ruff TC rule family.
pymongo/​uri_parser_shared.py	Quote option-dictionary cast types.
pymongo/​topology_description.py	Quote the round-trip-time cast type.
pymongo/​synchronous/​topology.py	Mirror the server cast update.
pymongo/​synchronous/​mongo_client.py	Mirror client cast updates.
pymongo/​synchronous/​helpers.py	Mirror the decorator cast update.
pymongo/​synchronous/​encryption.py	Mirror encryption casts and import guarding.
pymongo/​synchronous/​database.py	Mirror database casts and typing-only imports.
pymongo/​synchronous/​cursor.py	Mirror the response-list cast update.
pymongo/​synchronous/​collection.py	Mirror collection casts and typing-only imports.
pymongo/​synchronous/​_kms_connect.py	Mirror the port cast update.
pymongo/​socket_checker.py	Quote error-number cast types.
pymongo/​server_selectors.py	Quote the last-write-date cast type.
pymongo/​results.py	Guard mapping imports and quote result casts.
pymongo/​mongo_client_shared.py	Quote the error-details cast type.
pymongo/​cursor_shared.py	Quote the query-dictionary cast type.
pymongo/​client_session_shared.py	Quote the connection-manager cast type.
pymongo/​client_options.py	Guard collection types and quote the listener cast.
pymongo/​auth_shared.py	Quote authentication cast types.
pymongo/​asynchronous/​topology.py	Quote the selected-server cast type.
pymongo/​asynchronous/​mongo_client.py	Quote database-name and server-info cast types.
pymongo/​asynchronous/​helpers.py	Quote the decorator’s cast type.
pymongo/​asynchronous/​encryption.py	Guard the collection import and quote encryption casts.
pymongo/​asynchronous/​database.py	Guard collection types and quote database casts.
pymongo/​asynchronous/​cursor.py	Quote the complete response-list cast type.
pymongo/​asynchronous/​collection.py	Guard collection types and quote collection casts.
pymongo/​asynchronous/​_kms_connect.py	Quote the KMS port cast type.
pymongo/​_csot.py	Quote the timeout-wrapper cast type.
gridfs/​synchronous/​grid_file.py	Mirror the upload-result cast update.
gridfs/​asynchronous/​grid_file.py	Quote the upload-result cast type.
bson/​json_util.py	Quote JSON-options and UUID cast types.
bson/​datetime_ms.py	Quote the datetime cast type.
bson/​codec_options.py	Quote the type-codec cast type.
bson/​__init__.py	Quote BSON decoding cast types.
.evergreen/​scripts/​generate_config.py	Guard the typing-only build-variant import.

_{Review effort: Balanced}

[aclark4life]

Missing a space or two here between "TC", and #