Reformat and fix lint

aleksis/apps/chronos/urls.py

@@ -10,11 +10,7 @@ urlpatterns = [
         views.my_timetable,
         name="my_timetable_by_date",
     ),
-    path(
-        "timetable/<str:type_>/<int:pk>/",
-        views.timetable,
-        name="timetable",
-    ),
+    path("timetable/<str:type_>/<int:pk>/", views.timetable, name="timetable",),
     path(
         "timetable/<str:type_>/<int:pk>/<int:year>/<int:week>/",
         views.timetable,
@@ -27,9 +23,7 @@ urlpatterns = [
         name="timetable_print",
     ),
     path(
-        "timetable/<str:type_>/<int:pk>/<str:regular>/",
-        views.timetable,
-        name="timetable_regular",
+        "timetable/<str:type_>/<int:pk>/<str:regular>/", views.timetable, name="timetable_regular",
     ),
     path("lessons/", views.lessons_day, name="lessons_day"),
     path(

aleksis/apps/chronos/views.py

 from datetime import datetime, timedelta
 from typing import Optional
 
-import subprocess
-from tempfile import mkstemp
 from django.db.models import Count, Q
-from django.http import HttpRequest, HttpResponse, HttpResponseNotFound, FileResponse
+from django.http import HttpRequest, HttpResponse, HttpResponseNotFound
 from django.shortcuts import get_object_or_404, redirect, render
 from django.urls import reverse
 from django.utils import timezone
 from django.utils.translation import ugettext as _
 from django.views.decorators.cache import never_cache
-from django.template.loader import get_template, render_to_string
 
 from django_tables2 import RequestConfig
 from rules.contrib.views import permission_required
@@ -28,7 +25,6 @@ from .util.build import build_substitutions_list, build_timetable, build_weekday
 from .util.chronos_helpers import get_el_by_pk, get_substitution_by_id
 from .util.date import CalendarWeek, get_weeks_for_year
 from .util.js import date_unix
-from aleksis.core.settings import STATIC_ROOT
 
 
 @permission_required("chronos.view_timetable_overview")