add

2026-10-15 20:36:59 +08:00
commit 6bf949949c
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+class SettingsError(ValueError):
+    """Base exception for settings-related errors."""
+
+
+class IncompleteFieldDefinitionWarning(UserWarning):
+    """Warning emitted when a field with an incomplete definition is used during settings resolution.
+
+    A field definition is incomplete when its annotation contains unresolved forward references,
+    in which case settings sources may fail to correctly resolve its value.
+    """