Incompatibility with django-filter about django-enumfields HOT 1 OPEN

# filters.py
import django_filters as filters
from django import forms
from somewhere import YourEnum

class EnumChoiceFilter(filters.ChoiceFilter):
    field_class = forms.TypedChoiceField
    def __init__(self, enum_type, *args, **kwargs):
        empty_choice = [(None, "------")]
        choices =  [(v.value, v.name) for v in enum_type]
        kwargs.update({"choices": empty_choice + choices, "required": False, "coerce": int})
        super().__init__(*args, **kwargs)

class YourEnumFilter(filters.FilterSet):
    some_field = EnumChoiceFilter(YourEnum)
    ...