chore: add __version__ and automated tools to update it

- also add a checker to verify that versions are in sync

script/make_utils/set_version.sh

@@ -0,0 +1,60 @@
+#!/usr/bin/env bash
+
+VERSION_TO_SET=
+SRC_DIR=
+
+while [ -n "$1" ]
+do
+   case "$1" in
+        "--version" )
+            shift
+            VERSION_TO_SET="$1"
+            ;;
+
+        "--src-dir" )
+            shift
+            SRC_DIR="$1"
+            ;;
+
+        *)
+            echo "Unknown param : $1"
+            exit 1
+            ;;
+   esac
+   shift
+done
+
+if [[ "${VERSION_TO_SET}" == "" ]]; then
+    echo "--version is required. Aborting"
+    exit 1
+fi
+
+if [[ "${SRC_DIR}" == "" ]]; then
+    echo "--src-dir is required. Aborting"
+    exit 1
+fi
+
+rx='^(v)?([0-9]+\.){2}[0-9]+(rc[0-9]+)?$'
+
+if [[ ! "${VERSION_TO_SET}" =~ $rx ]]; then
+    echo "ERROR: Unable to validate version: '${VERSION_TO_SET}'"
+    exit 1
+fi
+
+echo "INFO: Version ${VERSION_TO_SET}"
+
+VERSION_TO_SET="${VERSION_TO_SET/v/}"
+echo "${VERSION_TO_SET}"
+
+poetry version "${VERSION_TO_SET}"
+
+VERSION_FILE="${SRC_DIR}/version.py"
+
+rm "${VERSION_FILE}"
+
+{
+    echo '"""Package version module."""'
+    echo '# Auto-generated by "make set_version" do not modify'
+    echo ''
+    echo "__version__ = \"${VERSION_TO_SET}\""
+} >> "${VERSION_FILE}"