Use towncrier for changelog generation

dstansby · dstansby · commit c1105f317255 · 2025-01-20T14:08:01.000Z
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
@@ -49,3 +49,7 @@ repos:
     rev: v1.8.0
     hooks:
       - id: numpydoc-validation
+  - repo: https://github.com/twisted/towncrier
+    rev: 23.11.0
+    hooks:
+      - id: towncrier-check
diff --git a/changes/.gitignore b/changes/.gitignore
@@ -0,0 +1 @@
+!.gitignore
diff --git a/changes/1234.doc.rst b/changes/1234.doc.rst
@@ -0,0 +1,2 @@
+Changed the machinery for creating changelog entries.
+Now individual entries should be added as files to the `changes` directory in the `zarr-python` repository, instead of directly to the changelog file.
diff --git a/changes/README.md b/changes/README.md
@@ -0,0 +1,14 @@
+Writing a changelog entry
+-------------------------
+
+Please put a new file in this directory named `xxxx.<type>.rst`, where
+
+- `xxxx` is the pull request number associated with this entry
+- `<type>` is one of:
+  - feature
+  - bugfix
+  - doc
+  - removal
+  - misc
+
+Inside the file, please write a short description of what you have changed, and how it impacts users of `zarr-python`.
diff --git a/docs/developers/contributing.rst b/docs/developers/contributing.rst
@@ -335,11 +335,9 @@ Release procedure
 
 Pre-release
 """""""""""
-1. Make sure that all pull requests which will be
-   included in the release have been properly documented in
-   :file:`docs/release-notes.rst`.
-2. Rename the "Unreleased" section heading in :file:`docs/release-notes.rst`
-   to the version you are about to release.
+1. Make sure that all pull requests which will be included in the release
+   have been properly documented as changelog files in :file:`changes`.
+2. Run ``towncrier --build --version x.y.z`` to create the changelog.
 
 Releasing
 """""""""
diff --git a/docs/release-notes.rst b/docs/release-notes.rst
@@ -1,20 +1,7 @@
 Release notes
 =============
 
-Unreleased
-----------
-
-Bug fixes
-~~~~~~~~~
-
-Features
-~~~~~~~~
-
-Documentation
-~~~~~~~~~~~~~
-
-Other
-~~~~~
+.. towncrier release notes start
 
 3.0.1 (Jan. 17, 2025)
 ---------------------
diff --git a/pyproject.toml b/pyproject.toml
@@ -85,6 +85,7 @@ test = [
 ]
 optional = ["rich", "universal-pathlib"]
 docs = [
+    # Doc building
     'sphinx==8.1.3',
     'sphinx-autobuild>=2021.3.14',
     'sphinx-autoapi==3.4.0',
@@ -94,6 +95,9 @@ docs = [
     'sphinx-reredirects',
     'pydata-sphinx-theme',
     'numpydoc',
+    # Changelog generation
+    'towncrier',
+    # Optional dependencies to run examples
     'numcodecs[msgpack]',
     'rich',
     's3fs',
@@ -415,3 +419,8 @@ checks = [
     "PR05",
     "PR06",
 ]
+
+[tool.towncrier]
+directory = 'changes'
+filename = "docs/release-notes.rst"
+underlines = ["-", "~", "^"]

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,2 @@`
	`1`	`+Changed the machinery for creating changelog entries.`
	`2`	+Now individual entries should be added as files to the `changes` directory in the `zarr-python` repository, instead of directly to the changelog file.