Chore: Enable testing for Python 3.13

Author: izeigerman

.circleci/continue_config.yml

@@ -306,6 +306,7 @@ workflows:
                 - "3.10"
                 - "3.11"
                 - "3.12"
+                - "3.13"
       - cicd_tests_windows
       - engine_tests_docker:
           name: engine_<< matrix.engine >>

pyproject.toml

@@ -65,7 +65,7 @@ dev = [
     "dbt-clickhouse",
     "dbt-databricks",
     "dbt-redshift",
-    "dbt-sqlserver>=1.7.0",
+    "dbt-sqlserver>=1.7.0;python_version<'3.13'",
     "dbt-trino",
     "Faker",
     "google-auth",
@@ -79,6 +79,7 @@ dev = [
     "pydantic",
     "PyAthena[Pandas]",
     "PyGithub>=2.6.0",
+    "pyodbc",
     "pyperf",
     "pyspark~=3.5.0",
     "pytest",

tests/dbt/test_config.py

@@ -1,5 +1,6 @@
 import base64
 import typing as t
+import sys
 from pathlib import Path
 from shutil import copytree
 
@@ -943,13 +944,18 @@ def test_db_type_to_column_class():
     from dbt.adapters.bigquery import BigQueryColumn
     from dbt.adapters.databricks.column import DatabricksColumn
     from dbt.adapters.snowflake import SnowflakeColumn
-    from dbt.adapters.sqlserver.sqlserver_column import SQLServerColumn
 
     assert (TARGET_TYPE_TO_CONFIG_CLASS["bigquery"].column_class) == BigQueryColumn
     assert (TARGET_TYPE_TO_CONFIG_CLASS["databricks"].column_class) == DatabricksColumn
     assert (TARGET_TYPE_TO_CONFIG_CLASS["duckdb"].column_class) == Column
     assert (TARGET_TYPE_TO_CONFIG_CLASS["snowflake"].column_class) == SnowflakeColumn
-    assert (TARGET_TYPE_TO_CONFIG_CLASS["sqlserver"].column_class) == SQLServerColumn
+
+    if sys.version_info < (3, 13):
+        # The dbt-sqlserver package is not currently compatible with Python 3.13
+
+        from dbt.adapters.sqlserver.sqlserver_column import SQLServerColumn
+
+        assert (TARGET_TYPE_TO_CONFIG_CLASS["sqlserver"].column_class) == SQLServerColumn
 
     from dbt.adapters.clickhouse.column import ClickHouseColumn
     from dbt.adapters.trino.column import TrinoColumn