Merge pull request #791 from chrispyles/master

update release.py to remove unreleased label from changelog entries

CHANGELOG.md

@@ -1,6 +1,6 @@
 # Changelog
 
-**v5.5.0 (unreleased):**
+**v5.5.0:**
 
 * Suppress all warnings when running `otter.check.validate_export` as a module per [#735](https://github.com/ucbds-infra/otter-grader/issues/735)
 * Updated default version of `ottr` to v1.5.0

release.py

@@ -116,5 +116,17 @@
         print(f"Versions updated. Release commit hash is {new_hash} -- commit and push to release")
         sys.exit()
 
-    else:
-        print(f"Versions updated. Release version is {new_version_number}")
+    print(f"Versions updated. Release version is {new_version_number}")
+
+    if to_beta:
+        sys.exit()
+
+    print("Updating CHANGELOG.md")
+    with open("CHANGELOG.md") as f:
+        cl = f.read()
+
+    new_version_regex = new_version_number.replace(".", r"\.")
+    cl = re.sub(fr"{new_version_regex}\s*\(unreleased\)", new_version_number, cl, flags = re.IGNORECASE)
+
+    with open("CHANGELOG.md", "w") as f:
+        f.write(cl)