django2.2: relpace django.core.urlresolvers by django.urls

subscription/models.py

@@ -28,7 +28,7 @@ from django.utils import timezone
 from django.utils.translation import ugettext_lazy as _
 from django.conf import settings
 from django.core.exceptions import ValidationError
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.contrib.auth.forms import PasswordResetForm
 
 from dateutil.relativedelta import relativedelta

subscription/views.py

@@ -25,7 +25,7 @@
 from django.views.generic.edit import CreateView, FormView
 from django.utils.translation import ugettext_lazy as _
 from django.core.exceptions import PermissionDenied, ValidationError
-from django.core.urlresolvers import reverse_lazy
+from django.urls import reverse_lazy
 from django import forms
 from django.conf import settings