1 files changed, 38 insertions, 0 deletions
diff --git a/extra/make-changelog.py b/extra/make-changelog.py
new file mode 100755
index 0000000..c66b704
--- /dev/null
+++ b/extra/make-changelog.py
@@ -0,0 +1,38 @@
+#!/usr/bin/python3
+
+import sys
+from collections import defaultdict
+from email.utils import formatdate
+from textwrap import wrap
+from typing import Dict, List
+
+import git
+
+repo = git.Repo(".")
+changelog = defaultdict(list)  # type: Dict[str, List[str]]
+
+if len(sys.argv) != 2:
+    print("Usage: %s SINCE-TAG" % __file__, file=sys.stderr)
+    sys.exit(2)
+
+for id in repo.iter_commits("%s..HEAD" % sys.argv[1]):
+    commit = repo.commit(id)
+    if not commit.summary.startswith("Merge pull request "):
+        changelog[commit.author.name].append(commit.summary)
+
+print("bash-completion (X.Y)")
+print("")
+
+for author in sorted(changelog.keys()):
+    print("  [ %s ]" % author)
+    for log in changelog[author]:
+        print(
+            "\n".join(
+                wrap(log, initial_indent="  * ", subsequent_indent="    ")
+            )
+        )
+    print("")
+
+print(
+    " -- Ville Skyttä <ville.skytta@iki.fi>  %s" % formatdate(localtime=True)
+)