Reorder imports

apps/participation/models.py

@@ -1,22 +1,19 @@
-import asyncio
 import os
 import re
 
-from django.template.loader import render_to_string
-from nio import RoomVisibility, RoomPreset
-
 from corres2math.lists import get_sympa_client
+from corres2math.matrix import Matrix
 from django.core.exceptions import ObjectDoesNotExist
 from django.core.validators import RegexValidator
 from django.db import models
 from django.db.models import Index
+from django.template.loader import render_to_string
 from django.urls import reverse_lazy
 from django.utils import timezone
 from django.utils.crypto import get_random_string
 from django.utils.text import format_lazy
 from django.utils.translation import gettext_lazy as _
-
-from corres2math.matrix import Matrix
+from nio import RoomPreset, RoomVisibility
 
 
 class Team(models.Model):