Removed backwards-compatibility shim for #16288.

Also unit-tested django.utils.log.RequireDebugTrue for consistency.

django/conf/__init__.py

@@ -74,11 +74,8 @@ class LazySettings(LazyObject):
 
             logging_config_func(DEFAULT_LOGGING)
 
+            # ... then invoke it with the logging settings
             if self.LOGGING:
-                # Backwards-compatibility shim for #16288 fix
-                compat_patch_logging_config(self.LOGGING)
-
-                # ... then invoke it with the logging settings
                 logging_config_func(self.LOGGING)
 
     def configure(self, default_settings=global_settings, **options):
@@ -195,37 +192,3 @@ class UserSettingsHolder(BaseSettings):
         return list(self.__dict__) + dir(self.default_settings)
 
 settings = LazySettings()
-
-
-
-def compat_patch_logging_config(logging_config):
-    """
-    Backwards-compatibility shim for #16288 fix. Takes initial value of
-    ``LOGGING`` setting and patches it in-place (issuing deprecation warning)
-    if "mail_admins" logging handler is configured but has no filters.
-
-    """
-    #  Shim only if LOGGING["handlers"]["mail_admins"] exists,
-    #  but has no "filters" key
-    if "filters" not in logging_config.get(
-        "handlers", {}).get(
-        "mail_admins", {"filters": []}):
-
-        warnings.warn(
-            "You have no filters defined on the 'mail_admins' logging "
-            "handler: adding implicit debug-false-only filter. "
-            "See http://docs.djangoproject.com/en/dev/releases/1.4/"
-            "#request-exceptions-are-now-always-logged",
-            DeprecationWarning)
-
-        filter_name = "require_debug_false"
-
-        filters = logging_config.setdefault("filters", {})
-        while filter_name in filters:
-            filter_name = filter_name + "_"
-
-        filters[filter_name] = {
-            "()": "django.utils.log.RequireDebugFalse",
-        }
-
-        logging_config["handlers"]["mail_admins"]["filters"] = [filter_name]

django/utils/log.py

@@ -152,4 +152,4 @@ class RequireDebugFalse(logging.Filter):
 
 class RequireDebugTrue(logging.Filter):
     def filter(self, record):
-       return settings.DEBUG
+        return settings.DEBUG

tests/regressiontests/logging_tests/tests.py

@@ -5,12 +5,12 @@ import logging
 import sys
 import warnings
 
-from django.conf import compat_patch_logging_config, LazySettings
+from django.conf import LazySettings
 from django.core import mail
 from django.test import TestCase, RequestFactory
 from django.test.utils import override_settings
 from django.utils.encoding import force_text
-from django.utils.log import CallbackFilter, RequireDebugFalse
+from django.utils.log import CallbackFilter, RequireDebugFalse, RequireDebugTrue
 from django.utils.six import StringIO
 from django.utils.unittest import skipUnless
 
@@ -40,46 +40,10 @@ OLD_LOGGING = {
 }
 
 
-class PatchLoggingConfigTest(TestCase):
-    """
-    Tests for backward-compat shim for #16288. These tests should be removed in
-    Django 1.6 when that shim and DeprecationWarning are removed.
-
-    """
-    def test_filter_added(self):
-        """
-        Test that debug-false filter is added to mail_admins handler if it has
-        no filters.
-
-        """
-        config = copy.deepcopy(OLD_LOGGING)
-
-        with warnings.catch_warnings(record=True) as w:
-            warnings.simplefilter("always")
-            compat_patch_logging_config(config)
-            self.assertEqual(len(w), 1)
-
-        self.assertEqual(
-            config["handlers"]["mail_admins"]["filters"],
-            ['require_debug_false'])
-
-    def test_filter_configuration(self):
-        """
-        Test that the auto-added require_debug_false filter is an instance of
-        `RequireDebugFalse` filter class.
-
-        """
-        config = copy.deepcopy(OLD_LOGGING)
-        with warnings.catch_warnings(record=True):
-            compat_patch_logging_config(config)
-
-        flt = config["filters"]["require_debug_false"]
-        self.assertEqual(flt["()"], "django.utils.log.RequireDebugFalse")
-
+class LoggingFiltersTest(TestCase):
     def test_require_debug_false_filter(self):
         """
         Test the RequireDebugFalse filter class.
-
         """
         filter_ = RequireDebugFalse()
 
@@ -89,32 +53,17 @@ class PatchLoggingConfigTest(TestCase):
         with self.settings(DEBUG=False):
             self.assertEqual(filter_.filter("record is not used"), True)
 
-    def test_no_patch_if_filters_key_exists(self):
+    def test_require_debug_true_filter(self):
         """
-        Test that the logging configuration is not modified if the mail_admins
-        handler already has a "filters" key.
-
+        Test the RequireDebugTrue filter class.
         """
-        config = copy.deepcopy(OLD_LOGGING)
-        config["handlers"]["mail_admins"]["filters"] = []
-        new_config = copy.deepcopy(config)
-        compat_patch_logging_config(new_config)
+        filter_ = RequireDebugTrue()
 
-        self.assertEqual(config, new_config)
-
-    def test_no_patch_if_no_mail_admins_handler(self):
-        """
-        Test that the logging configuration is not modified if the mail_admins
-        handler is not present.
-
-        """
-        config = copy.deepcopy(OLD_LOGGING)
-        config["handlers"].pop("mail_admins")
-        new_config = copy.deepcopy(config)
-        compat_patch_logging_config(new_config)
-
-        self.assertEqual(config, new_config)
+        with self.settings(DEBUG=True):
+            self.assertEqual(filter_.filter("record is not used"), True)
 
+        with self.settings(DEBUG=False):
+            self.assertEqual(filter_.filter("record is not used"), False)
 
 class DefaultLoggingTest(TestCase):
     def setUp(self):