fix return lints, add ruff per-file-ignore for test directorys

Author: ssweber

ruff.toml

@@ -65,5 +65,6 @@ ignore = [
     "I",
     ]
 "doc_examples/*" = ["F821"]
+"tests/*" = ["BLE001", "F405", "PT011", "PT012", "PT015", "PT017", "SIM114"]
 "pysimplesql/language_pack.py" = ["E501"]
 "pysimplesql/theme_pack.py" = ["E501"]

tests/sqldriver_test.py

@@ -93,22 +93,20 @@ def sqlserver_container():
 def driver(request):
     driver_class = request.param
 
+    # Use an in-memory database for sqlite tests
     if driver_class == ss.Driver.sqlite:
-        return driver_class(
-            db_path=":memory:"
-        )  # Use an in-memory database for sqlite tests
-    elif driver_class == ss.Driver.flatfile:
+        return driver_class(db_path=":memory:")
+    if driver_class == ss.Driver.flatfile:
         return driver_class(file_path="test.csv")
-    elif driver_class == ss.Driver.mysql:
+    if driver_class == ss.Driver.mysql:
         return driver_class(**mysql_docker)
-    elif driver_class == ss.Driver.postgres:
+    if driver_class == ss.Driver.postgres:
         return driver_class(**postgres_docker)
-    elif driver_class == ss.Driver.sqlserver:
+    if driver_class == ss.Driver.sqlserver:
         return driver_class(**sqlserver_docker)
-    elif driver_class == ss.Driver.msaccess:
+    if driver_class == ss.Driver.msaccess:
         return driver_class(database_file="test.accdb")
-    else:
-        raise NotImplementedError("Driver class not supported in tests.")
+    raise NotImplementedError("Driver class not supported in tests.")
 
 
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