prepare for release

.github/workflows/create_release.yml

@@ -0,0 +1,36 @@
+on:
+  push:
+    # Sequence of patterns matched against refs/tags
+    tags:
+      - '[0-9][0-9].[0-9][0-9]' 
+
+name: Create Release
+
+jobs:
+  build:
+    name: Create Release
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Get the version
+        id: get_version
+        run: echo "VERSION=${GITHUB_REF/refs\/tags\//}"  >> $GITHUB_ENV
+
+      - name: Set release text
+        id: release_txt
+        run: |
+          python3 .github/workflows/get_release_txt.py ${{ env.VERSION }} >> $GITHUB_ENV
+
+      - name: Create Release
+        id: create_release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} # This token is provided by Actions, you do not need to create your own token
+        with:
+          tag_name: ${{ github.ref }}
+          release_name: Release ${{ github.ref }}
+          body: ${{ env.RELEASE_TXT }}
+          draft: false
+          prerelease: false

.github/workflows/get_release_txt.py

@@ -0,0 +1,37 @@
+#!/usr/bin/env python3
+
+"""
+Get the text for the release from CHANGES.md
+"""
+
+import re
+import sys
+
+if __name__ == "__main__":
+    if len(sys.argv) < 2:
+        print('No version provided!')
+    else:
+        gen_version_re = re.compile(r'#\s(\d\d\.\d\d)')
+        this_version_re = re.compile(f'#\s{sys.argv[1]}')
+
+        with open('CHANGES.md', 'r') as file:
+            txt = file.read()
+            m = re.search(this_version_re, txt)
+            if m:
+                # find next date
+                m_next = re.search(gen_version_re, txt[m.end():])
+                if m_next:
+                    txt = txt[m.end():m.end()+m_next.start()].strip()
+                else:
+                    txt = txt[m.end():].strip()
+            else:
+                txt = ""
+
+            # we now need to substitute characters in the string so that 
+            # the action can deal with line breaks 
+            txt = txt.replace('%', '%25')
+            txt = txt.replace('\n', '%0A')
+            txt = txt.replace('\r', '%0D')
+            txt = txt.replace('%0A   *', '%0A*')
+
+            print(f'"RELEASE_TXT=${{{txt}}}"')

CHANGES.md

@@ -0,0 +1,3 @@
+# 23.09
+
+Initial release of initial_models.  All code has been converted to C++