Refs #25190 -- Removed callable_obj parameter to assertRaisesMessages().

Per deprecation timeline.

tests/test_utils/tests.py

@@ -3,7 +3,6 @@ from __future__ import unicode_literals
 
 import sys
 import unittest
-import warnings
 
 from django.conf.urls import url
 from django.contrib.staticfiles.finders import get_finder, get_finders
@@ -14,8 +13,7 @@ from django.forms import EmailField, IntegerField
 from django.http import HttpResponse
 from django.template.loader import render_to_string
 from django.test import (
-    SimpleTestCase, TestCase, ignore_warnings, skipIfDBFeature,
-    skipUnlessDBFeature,
+    SimpleTestCase, TestCase, skipIfDBFeature, skipUnlessDBFeature,
 )
 from django.test.html import HTMLParseError, parse_html
 from django.test.utils import (
@@ -25,7 +23,6 @@ from django.test.utils import (
 from django.urls import NoReverseMatch, reverse
 from django.utils import six
 from django.utils._os import abspathu
-from django.utils.deprecation import RemovedInDjango20Warning
 
 from .models import Car, Person, PossessedCar
 from .views import empty_response
@@ -831,23 +828,6 @@ class AssertRaisesMsgTest(SimpleTestCase):
         with self.assertRaisesMessage(ValueError, "[.*x+]y?"):
             func1()
 
-    @ignore_warnings(category=RemovedInDjango20Warning)
-    def test_callable_obj_param(self):
-        # callable_obj was a documented kwarg in Django 1.8 and older.
-        def func1():
-            raise ValueError("[.*x+]y?")
-
-        with warnings.catch_warnings(record=True) as warns:
-            warnings.simplefilter('always')
-            self.assertRaisesMessage(ValueError, "[.*x+]y?", callable_obj=func1)
-
-        self.assertEqual(len(warns), 1)
-        self.assertEqual(
-            str(warns[0].message),
-            'The callable_obj kwarg is deprecated. Pass the callable '
-            'as a positional argument instead.'
-        )
-
 
 class AssertFieldOutputTests(SimpleTestCase):