ashb commented on code in PR #68760:
URL: https://github.com/apache/airflow/pull/68760#discussion_r3528183756
##########
task-sdk/src/airflow/sdk/bases/operator.py:
##########
@@ -588,9 +589,32 @@ def __new__(cls, name, bases, namespace, **kwargs):
if new_cls.__init__ is not first_superclass.__init__:
new_cls.__init__ = cls._apply_defaults(new_cls.__init__)
+ _warn_on_invalid_ui_color(name, namespace, new_cls.__module__)
+
return new_cls
+def _warn_on_invalid_ui_color(name: str, namespace: dict[str, Any], module:
str) -> None:
+ """
+ Warn when user code sets ``ui_color``/``ui_fgcolor`` to a non Chakra color
token.
+
+ Such values are ignored by the UI graph (only Chakra palette tokens like
``blue.500`` are
+ rendered). Built-in operators (``airflow.*``, including providers) are
left alone so the many
+ that still carry legacy hex values do not flood Dag parsing with warnings.
+ """
+ if module.startswith("airflow."):
+ return
Review Comment:
Why this?
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