Update package version

Author: nwoodruff-co

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), 
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [3.1.9] - 2025-12-02 12:48:37
+
+### Fixed
+
+- Added caching of saved simulations
+
 ## [3.1.8] - 2025-12-02 00:20:11
 
 ### Fixed
@@ -245,6 +251,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 
 
+[3.1.9]: https://github.com/PolicyEngine/policyengine.py/compare/3.1.8...3.1.9
 [3.1.8]: https://github.com/PolicyEngine/policyengine.py/compare/3.1.7...3.1.8
 [3.1.7]: https://github.com/PolicyEngine/policyengine.py/compare/3.1.6...3.1.7
 [3.1.6]: https://github.com/PolicyEngine/policyengine.py/compare/3.1.5...3.1.6

changelog.yaml

@@ -200,3 +200,8 @@
     fixed:
     - Dataset speedup with better handling of string cols.
   date: 2025-12-02 00:20:11
+- bump: patch
+  changes:
+    fixed:
+    - Added caching of saved simulations
+  date: 2025-12-02 12:48:37

changelog_entry.yaml

@@ -1,4 +0,0 @@
-- bump: patch
-  changes:
-    fixed:
-    - Added caching of saved simulations

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "policyengine"
-version = "3.1.8"
+version = "3.1.9"
 description = "A package to conduct policy analysis using PolicyEngine tax-benefit models."
 readme = "README.md"
 authors = [