Prepare release 1.31.0 (#1693)

Author: THardy98

CHANGELOG.md

@@ -20,6 +20,20 @@ to include examples, links to docs, or any other relevant information.
 
 ### Added
 
+### Changed
+
+### Deprecated
+
+### Breaking Changes
+
+### Fixed
+
+### Security
+
+## [1.31.0] - 2026-07-29
+
+### Added
+
 - Added the `Worker` `max_eager_activity_reservations_per_workflow_task` option for configuring
   the number of activity slots reserved for eager execution per workflow task. Configured values
   must be positive; use `disable_eager_activity_execution` to disable eager activity execution.
@@ -50,8 +64,6 @@ to include examples, links to docs, or any other relevant information.
   overrides for this flag from `tests/worker/test_workflow.py`, and replace this rollout
   note with a `Fixed` entry announcing the behavior change.
 
-### Deprecated
-
 ### Breaking Changes
 
 - Custom workflow runners that construct `WorkflowInstanceDetails` must now pass
@@ -72,8 +84,6 @@ to include examples, links to docs, or any other relevant information.
 - Marked system Nexus envelope payloads so nested payloads can be detected and
   visited after the envelope is already stored as a payload.
 
-### Security
-
 ## [1.30.0] - 2026-07-01
 
 ### Added

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "temporalio"
-version = "1.30.0"
+version = "1.31.0"
 description = "Temporal.io Python SDK"
 authors = [{ name = "Temporal Technologies Inc", email = "sdk@temporal.io" }]
 requires-python = ">=3.10"

temporalio/service.py

@@ -24,7 +24,7 @@
 import temporalio.runtime
 from temporalio.bridge.client import RPCError as BridgeRPCError
 
-__version__ = "1.30.0"
+__version__ = "1.31.0"
 
 ServiceRequest = TypeVar("ServiceRequest", bound=google.protobuf.message.Message)
 ServiceResponse = TypeVar("ServiceResponse", bound=google.protobuf.message.Message)