admin: fix get_form_class

e2e/test_provider_saml.py

@@ -167,6 +167,7 @@ class TestProviderSAML(SeleniumTestCase):
         self.driver.find_element(By.ID, "id_uid_field").send_keys(Keys.ENTER)
         self.driver.find_element(By.ID, "id_password").send_keys(USER().username)
         self.driver.find_element(By.ID, "id_password").send_keys(Keys.ENTER)
+        sleep(1)
         self.wait_for_url("http://localhost:9009/")
         self.assertEqual(
             self.driver.find_element(By.CSS_SELECTOR, "pre").text,

passbook/admin/views/utils.py

@@ -43,7 +43,7 @@ class InheritanceCreateView(CreateAssignPermView):
             )
         except StopIteration as exc:
             raise Http404 from exc
-        return model.form(model)
+        return model().form
 
     def get_context_data(self, **kwargs: Any) -> Dict[str, Any]:
         kwargs = super().get_context_data(**kwargs)

passbook/providers/saml/models.py

@@ -163,7 +163,7 @@ class SAMLPropertyMapping(PropertyMapping):
 
     def __str__(self):
         name = self.friendly_name if self.friendly_name != "" else self.saml_name
-        return f"SAML Property Mapping {self.name} ({name})"
+        return f"{self.name} ({name})"
 
     class Meta: