from django import forms
from .models import YourModel

class CustomCheckboxSelectMultiple(forms.CheckboxSelectMultiple):
    def create_option(self, name, value, label, selected, index, subindex=None, attrs=None):
        option = super().create_option(name, value, label, selected, index, subindex, attrs)
        description = YourModel.objects.get(pk=value).description  # Adjust this line based on your actual model structure
        option['attrs']['data-description'] = description
        return option

class YourModelForm(forms.ModelForm):
    class Meta:
        model = YourModel
        fields = '__all__'
        widgets = {
            'categories': CustomCheckboxSelectMultiple(),
        }