#167: Added version check and prepare release (#168)

* add version check and prepare release

.github/workflows/check_version.yaml

@@ -0,0 +1,14 @@
+name: Check if versions are consistent
+
+on: pull_request
+
+jobs:
+  check-version-numbers:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - uses: ./.github/actions/prepare_poetry_env
+      - name: Check Release
+        run: poetry run python3 -u "./scripts/check_release_version.py"

doc/changes/changes_0.7.0.md

@@ -1,28 +1,26 @@
-# Transformers Extension 0.7.0, released T.B.D
+# Transformers Extension 0.7.0, released 2023-12-20
 
-Code name: T.B.D
+Code name: Split SLC actions
 
 
 ## Summary
 
-T.B.D
+This release splits the container uploading and registration into two separate actions. Additionally, 
+a workflow for checking the correctness of the version number in multiple places was added. Apart from that there 
+are some refactorings for better usability and the  Cryptography dependency version has been upgraded to 41.0.7
 
 ### Features
 
+  - #151: Made the container uploading and language registration two separate actions
+  - #167: Added version check workflow
   - #143: Added HuggingfaceTransfer class with save_pretrained for saving model locally
-  - #152: Made the container uploading and language registration two separate actions
 
-### Bug Fixes
-
-  - n/a
 
 ### Refactorings
 
   - #144: Extracted base_model_udf.load_models into separate class
-
-### Documentation
+  - #159: Refactored LanguageContainer Deployer to make it reusable by other extensions
 
-  - n/a
 
 ### Security
 

pyproject.toml

@@ -33,6 +33,7 @@ tenacity = "^8.2.2"
 pytest = "^7.2.0"
 exasol-udf-mock-python = "^0.1.0"
 exasol-script-languages-container-tool = "^0.18.1"
+toml = "^0.10.2"
 
 [[tool.poetry.source]]
 name = "torch"

scripts/check_release_version.py

@@ -0,0 +1,52 @@
+import re
+from pathlib import Path
+
+from packaging import version
+
+from git import Repo
+import toml
+
+
+def get_git_version():
+    repo = Repo()
+    assert not repo.bare
+    tag_strings = [t.name for t in repo.tags]
+    tag_strings.sort(reverse=True)
+
+    latest_tag = tag_strings[0].strip()
+    assert len(latest_tag) > 0
+    return latest_tag
+
+
+def get_poetry_version():
+    parsed_toml = toml.load('pyproject.toml')
+    return parsed_toml["tool"]["poetry"]["version"].strip()
+
+
+def get_change_log_version():
+    # Path overloads __truediv__
+    with open(Path(__file__).parent / ".." / "doc" / "changes" / "changelog.md") as changelog:
+        changelog_str = changelog.read()
+        # Search for the FIRST pattern like: "* [0.5.0](changes_0.5.0.md)" in the changelog file.
+        # Note that we encapsulate the [(0.5.0)] with parenthesis, which tells re to return the matching string as group
+        version_match = re.search(r"\* \[([0-9]+.[0-9]+.[0-9]+)]\(\S+\)", changelog_str)
+        return version_match.groups()[0]
+
+
+if __name__ == '__main__':
+    poetry_version = get_poetry_version()
+    latest_tag = get_git_version()
+    changelog_version = get_change_log_version()
+    print(f'Changelog version: "{changelog_version}"')
+    print(f'Current version: "{poetry_version}"')
+    print(f'Latest git tag: "{latest_tag}"')
+
+    # We expect that the current version in pyproject.toml is always greater than the latest tag.
+    # Thus we avoid creating a release without having the version number updated.
+    if not version.parse(poetry_version) > version.parse(latest_tag):
+        raise ValueError("Poetry version needs to be updated!")
+
+    if changelog_version != poetry_version:
+        raise ValueError("Poetry version differs from Changelog version!")
+
+    print("Everything looks good")