[Python-Dev] Boolean value of an Enum member

Barry Warsaw barry at python.org
Fri Jan 15 13:32:58 EST 2016


On Jan 15, 2016, at 10:22 AM, Ethan Furman wrote:

>So the question now is: for a standard Enum (meaning no other type besides
>Enum is involved) should __bool__ look to the value of the Enum member to
>determine True/False, or should we always be True by default and make the
>Enum creator add their own __bool__ if they want something different?

The latter.  I think in general enums are primarily a symbolic value and don't
have truthiness.  It's also so easy to override when you define the enum that
it's not worth changing the current behavior.

Cheers,
-Barry


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