[GitHub] [airflow] malthe commented on a change in pull request #18112: Optional method name in task deferred

[GitBox <gi...@apache.org>]

malthe commented on a change in pull request #18112:
URL: https://github.com/apache/airflow/pull/18112#discussion_r705596289



##########
File path: airflow/exceptions.py
##########
@@ -256,12 +278,21 @@ def __init__(
         self.method_name = method_name
         self.kwargs = kwargs
         self.timeout = timeout
+
         # Check timeout type at runtime
         if self.timeout is not None and not hasattr(self.timeout, "total_seconds"):
             raise ValueError("Timeout value must be a timedelta")
 
+        # Check keyword arguments
+        if kwargs:
+            if method_name is None:
+                raise ValueError("Keyword arguments not allowed when method is not specified")
+            else:
+                if "event" in kwargs:
+                    raise ValueError("Keyword argument must not contain reserved name 'event'")

Review comment:
       If `method_name` is unset then `kwargs` are disallowed period – so we don't bother checking them.




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