PyQt6 Enum implcit conversion

Julien Cabieces julien.cabieces at
Thu May 25 15:25:41 BST 2023

The same example is working in pure python

class MyEnum(IntEnum):

def printEnum(an_enum):
   if an_enum == MyEnum.VALA:


It makes sense to me for an IntEnum to be able to convert from/to an
integer, no?


> They are still different types so you need to explicitly convert the
> int.
> Phil
> On 25/05/2023 14:15, Julien Cabieces wrote:
>> Yes, I tried that also with /BaseType=IntEnum/, and I also get the same
>> issue even if the pyi generated file seems to be correctly generated
>> class MyEnum(enum.IntEnum):
>>         VALA = ... # type: Test.MyEnum
>>         VALB = ... # type: Test.MyEnum
>>         VALC = ... # type: Test.MyEnum
>> Regards,
>> Julien
>>> On 25/05/2023 12:37, Julien Cabieces wrote:
>>>> Hi,
>>>> With SIP/PyQT5 it was possible to pass directly an int to a function
>>>> taking an enum as a parameter. It's no longer possible with PyQt6.
>>>> For instance, with the following attached sip/header files, in PyQt5
>>>> the
>>>> following code works :
>>>> $ python -c "from test import Test;test=Test();test.printEnum(2)"
>>>> others%
>>>> While in PyQt6 it display the following error:
>>>> Traceback (most recent call last):
>>>>   File "<string>", line 1, in <module>
>>>> TypeError: printEnum(self, e: Test.MyEnum): argument 1 has
>>>> unexpected type 'int'
>>>> I understand that the issue is due to the fact that from now enum
>>>> inherit from Python enum.Enum type instead of int, but is this
>>>> behavior
>>>> wanted or is it an issue that would be fixed ?
>>> It's wanted. If you want int behaviour then annotate the enum
>>> definition...
>>> Phil


Julien Cabieces
Senior Developer at Oslandia
julien.cabieces at

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