add docstring that got removed during fix of linting

nathanbijleveld · nathanbijleveld · commit 6c8d689fd54d · 2025-10-02T12:03:54.000+02:00
diff --git a/pyiceberg/expressions/__init__.py b/pyiceberg/expressions/__init__.py
@@ -365,6 +365,8 @@ def __getnewargs__(self) -> Tuple[BooleanExpression]:
 
 
 class AlwaysTrue(BooleanExpression, Singleton, IcebergRootModel[str]):
+    """TRUE expression."""
+
     root: str = "true"
 
     def __invert__(self) -> AlwaysFalse:
