SA20: Add SQLAlchemy 2.x to CI build matrix

Currently, this is 2.0.0rc1.

Author: amotl

.github/workflows/codeql.yml

@@ -30,7 +30,7 @@ jobs:
       fail-fast: false
       matrix:
         language: [ python ]
-        sqla-version: ['1.3.24', '1.4.45']
+        sqla-version: ['1.3.24', '1.4.45', '2.0.0rc1']
 
     steps:
       - name: Checkout

.github/workflows/tests.yml

@@ -22,7 +22,7 @@ jobs:
         os: ['ubuntu-latest', 'macos-latest']
         python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']
         cratedb-version: ['5.1.2']
-        sqla-version: ['1.3.24', '1.4.45']
+        sqla-version: ['1.3.24', '1.4.45', '2.0.0rc1']
         # To save resources, only use the most recent Python version on macOS.
         exclude:
           - os: 'macos-latest'

bootstrap.sh

@@ -70,7 +70,7 @@ function setup_package() {
       if [ "${SQLALCHEMY_VERSION}" = "latest" ]; then
         pip install "sqlalchemy" --upgrade
       else
-        pip install "sqlalchemy==${SQLALCHEMY_VERSION}"
+        pip install "sqlalchemy==${SQLALCHEMY_VERSION}" --pre
       fi
     fi