GREG-94: Fixing linting error

gregui/tests/api/test_invite_guest.py

@@ -40,8 +40,7 @@ def test_invite_guest(client, user_sponsor, unit_foo, role_type_foo, mocker):
     request = APIRequestFactory().post(url, data, format="json")
     force_authenticate(request, user=user_sponsor)
 
-    view = InvitationView.as_view()
-    response = view(request)
+    response = InvitationView.as_view()(request)
 
     assert response.status_code == status.HTTP_201_CREATED
 
@@ -67,7 +66,7 @@ def test_invite_guest(client, user_sponsor, unit_foo, role_type_foo, mocker):
 
 @pytest.mark.django_db
 def test_invite_cancel(
-    client, invitation_link, invitation, role, log_in, sponsor_guy, user_sponsor
+        client, invitation_link, invitation, role, log_in, sponsor_guy, user_sponsor
 ):
     # TODO: Should all sponsors be allowed to delete arbitrary invitations?
     log_in(user_sponsor)
@@ -87,14 +86,14 @@ def test_invite_cancel(
 
 @pytest.mark.django_db
 def test_invite_resend_existing_invite_active(
-    client,
-    log_in,
-    user_sponsor,
-    person,
-    invitation,
-    invitation_link,
-    invitation_link_expired,
-    mocker,
+        client,
+        log_in,
+        user_sponsor,
+        person,
+        invitation,
+        invitation_link,
+        invitation_link_expired,
+        mocker,
 ):
     send_invite_mock_function = mocker.patch(
         "gregui.api.views.invitation.send_invite_mail"
@@ -131,7 +130,7 @@ def test_invite_resend_existing_invite_active(
 
 @pytest.mark.django_db
 def test_invite_resend_existing_invite_not_active(
-    client, log_in, user_sponsor, person, invitation_link_expired, mocker
+        client, log_in, user_sponsor, person, invitation_link_expired, mocker
 ):
     send_invite_mock_function = mocker.patch(
         "gregui.api.views.invitation.send_invite_mail", return_value=10