DS-939 Upgrading python version from 3.12 to 3.14

.github/workflows/code-quality.yml

@@ -38,7 +38,7 @@ jobs:
             -Dsonar.projectKey=nhsdigital_dos-integration
             -Dsonar.coverage.exclusions=tests/**,**/tests/**,infrastructure,application/dos_db_handler/**,test/**,scripts/**,application/conftest.py
             -Dsonar.python.coverage.reportPaths=coverage.xml
-            -Dsonar.python.version=3.12
+            -Dsonar.python.version=3.14
             -Dsonar.exclusions=application/**/tests/**
 
   check-markdown-code-quality:

.vale.ini

@@ -3,4 +3,4 @@ MinAlertLevel = warning
 Vocab = words
 
 [README.md]
-BasedOnStyles = Vale
+BasedOnStyles = -Vale.Terms

README.md

@@ -100,7 +100,7 @@ The main components you will need for _basic_ development work, are your OS vers
 
 - A VPN Client (OpenVPN or Tunnelblick are 2 NHS Digital suggested options)
 - Git
-- Python (The project currently runs on 3.12)
+- Python (The project currently runs on Python 3.14)
 - AWS CLI
 - Docker/Podman
 
@@ -482,7 +482,7 @@ To quick update the lambdas run the following command. Note this only updates th
 
 ### Remove deployment with commit tag
 
-You can remove a dev deployment using a single command to create a tag which then runs an AWS CodeBuild project that will remove that environment
+You can remove a dev deployment using a single command to create a tag which then starts an AWS CodeBuild project that will remove that environment
 
     make tag-commit-to-destroy-environment ENVIRONMENT=[environment to destroy] COMMIT=[short commit hash]
     e.g. make tag-commit-to-destroy-environment ENVIRONMENT=ds-363 COMMIT=2bc43dd // This destroys the ds-363 dev environment

build/docker/lambda/Dockerfile

@@ -1,4 +1,4 @@
-FROM public.ecr.aws/lambda/python:3.12-arm64
+FROM public.ecr.aws/lambda/python:3.14-arm64
 # Update Pip
 RUN python -m pip install --upgrade pip
 # Copy Python requirements

build/docker/tester/Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.12
+FROM python:3.14
 # Update Pip
 RUN python -m pip install --upgrade pip
 # Copy Python requirements

pyproject.toml

@@ -135,7 +135,7 @@ line-length = 120
 # Allow unused variables when underscore-prefixed.
 lint.dummy-variable-rgx = "^(_+|(_+[a-zA-Z0-9_]*[a-zA-Z0-9]+?))$"
 
-# Set target version to Python 3.12.
+# Set target version to Python 3.14.
 target-version = "py312"
 
 [tool.ruff.lint.per-file-ignores]

test/pyproject.toml

@@ -15,8 +15,9 @@ lint.ignore = [
   "DTZ007",  # the use of `datetime.datetime.strptime()` without %z must be followed by `.replace(tzinfo=)` or `.astimezone()`
 ]
 
-# Set python version to 3.12.
-target-version = "py312"
+# Ruff currently supports up to Python 3.13; use py313 as target until py314 is released upstream.
+# (Runtime may be 3.14; this setting only affects linting's syntax features.)
+target-version = "py313"
 
 [tool.ruff.lint.per-file-ignores]
 "**test_*.py" = ["S101"] # Allow `assert` in tests.