Django select2 example

admin.py

from django.contrib import admin

from .models import Blog
from .fields import UserSelectWidget


class BlogForm(forms.ModelForm):
    class Meta:
        model = Blog
        exclude = []
        widgets = {
            'publisher': UserSelectWidget,
        }

class BlogAdmin(admin.ModelAdmin):
    form = BlogForm

admin.site.register(Blog, BlogAdmin)

fields.py

from django.conf import settings

from django_select2.forms import ModelSelect2MultipleWidget, ModelSelect2Widget
from django.contrib.auth.models import User


class UserSelectWidget(ModelSelect2Widget):
    model = User
    search_fields = [
        'username__icontains',
        'email__icontains'
    ]