ContextualWisdomLab
diff --git a/‎tests/test_postgres_driver_port.py‎
Lines changed: 2 additions & 0 deletions b/‎tests/test_postgres_driver_port.py‎
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@@ -1,3 +1,5 @@
+"""Contract tests for the provider-neutral PostgreSQL driver port."""
+
 from __future__ import annotations
 
 from collections.abc import Mapping
Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,5 @@`
	`1`	`+"""Contract tests for the provider-neutral PostgreSQL driver port."""`
	`2`	`+`
`1`	`3`	`from __future__ import annotations`
`2`	`4`
`3`	`5`	`from collections.abc import Mapping`