Revert "Fixed #20477: Allowed settings.FORMAT_MODULE_PATH to be a list of modules."

This reverts commit 950b6de16a.

django/utils/formats.py

@@ -47,15 +47,10 @@ def iter_format_modules(lang, format_module_path=None):
     Does the heavy lifting of finding format modules.
     """
     if check_for_language(lang):
-        format_locations = []
-        if settings.FORMAT_MODULE_PATH:
-            if isinstance(settings.FORMAT_MODULE_PATH, six.string_types):
-                format_module_path_setting = [settings.FORMAT_MODULE_PATH]
-            else:
-                format_module_path_setting = settings.FORMAT_MODULE_PATH
-            for path in format_module_path_setting:
-                format_locations.append(path + '.%s')
-        format_locations.append('django.conf.locale.%s')
+        format_locations = ['django.conf.locale.%s']
+        if format_module_path:
+            format_locations.append(format_module_path + '.%s')
+            format_locations.reverse()
         locale = to_locale(lang)
         locales = [locale]
         if '_' in locale:

docs/ref/settings.txt

@@ -1378,20 +1378,6 @@ like::
                 __init__.py
                 formats.py
 
-.. versionchanged:: 1.8
-
-    You can also set this setting to a list of Python paths, for example::
-
-        FORMAT_MODULE_PATH = [
-            'mysite.formats',
-            'some_app.formats',
-        ]
-
-    When Django searches for a certain format, it will go through all given
-    Python paths until it finds a module that actually defines the given
-    format. This means that formats defined in packages farther up in the list
-    will take precedence over the same formats in packages farther down.
-
 Available formats are :setting:`DATE_FORMAT`, :setting:`TIME_FORMAT`,
 :setting:`DATETIME_FORMAT`, :setting:`YEAR_MONTH_FORMAT`,
 :setting:`MONTH_DAY_FORMAT`, :setting:`SHORT_DATE_FORMAT`,

docs/releases/1.8.txt

@@ -133,10 +133,7 @@ Forms
 Internationalization
 ^^^^^^^^^^^^^^^^^^^^
 
-* :setting:`FORMAT_MODULE_PATH` can now be a list of strings representing
-  module paths. This allows importing several format modules from different
-  reusable apps. It also allows overriding those custom formats in your main
-  Django project.
+* ...
 
 Management Commands
 ^^^^^^^^^^^^^^^^^^^

docs/topics/i18n/formatting.txt

@@ -154,20 +154,11 @@ Django provides format definitions for many locales, but sometimes you might
 want to create your own, because a format files doesn't exist for your locale,
 or because you want to overwrite some of the values.
 
+To use custom formats, specify the path where you'll place format files first.
+To do that, just set your :setting:`FORMAT_MODULE_PATH` setting to the package
+where format files will exist, for instance::
 
-.. versionchanged:: 1.8
-
-    The ability to specify FORMAT_MODULE_PATH as a list was added. Previously,
-    only a single string value was supported.
-
-To use custom formats, specify the path where you'll place format files
-first. To do that, just set your :setting:`FORMAT_MODULE_PATH` setting to
-the package where format files will exist, for instance::
-
-    FORMAT_MODULE_PATH = [
-        'mysite.formats',
-        'some_app.formats',
-    ]
+    FORMAT_MODULE_PATH = 'mysite.formats'
 
 Files are not placed directly in this directory, but in a directory named as
 the locale, and must be named ``formats.py``.

tests/utils_tests/test_formats.py

@@ -1,59 +0,0 @@
-"""Tests for ``django/utils/formats.py``."""
-from django.test import TestCase
-from django.utils.formats import iter_format_modules
-
-
-class IterFormatModulesTestCase(TestCase):
-    """Tests for the ``iter_format_modules`` method."""
-    longMessage = True
-
-    def test_returns_correct_default(self):
-        """
-        Should return default module when FORMAT_MODULE_PATH is not set.
-        """
-        result = list(iter_format_modules('en'))
-        self.assertEqual(len(result), 1, msg=(
-            "Should return only Django's default formats module."))
-        self.assertEqual(
-            result[0].__name__, 'django.conf.locale.en.formats', msg=(
-                'Should have added the language to the module path'))
-
-    def test_with_setting_as_basestring(self):
-        """
-        Before ticket #20477 FORMAT_MODULE_PATH was supposed to be a string.
-
-        This test ensures backwards compatibility.
-        """
-        with self.settings(
-                FORMAT_MODULE_PATH='utils_tests.test_module.formats'):
-            result = list(iter_format_modules('en'))
-            self.assertEqual(len(result), 2, msg=(
-                'Should return both, the default value and the one from the'
-                ' setting'))
-            self.assertEqual(
-                result[0].__name__,
-                'utils_tests.test_module.formats.en.formats',
-                msg=('Should return the module from the setting first and'
-                     ' should have added the language to the module path'))
-
-    def test_with_setting_as_list_of_strings(self):
-        """
-        After ticket #20477 FORMAT_MODULE_PATH can also be a list of strings.
-
-        This tests verifies the new functionality.
-        """
-        FORMAT_MODULE_PATH = [
-            'utils_tests.test_module.formats',
-            'utils_tests.test_module.formats2',
-        ]
-        with self.settings(
-                FORMAT_MODULE_PATH=FORMAT_MODULE_PATH):
-            result = list(iter_format_modules('en'))
-            self.assertEqual(len(result), 3, msg=(
-                'Should return the default value and the two values from the'
-                ' setting'))
-            self.assertEqual(
-                result[0].__name__,
-                'utils_tests.test_module.formats.en.formats',
-                msg=('Should return the values from the setting and add the'
-                     ' language to the module path'))

tests/utils_tests/test_module/formats/__init__.py

@@ -1,4 +0,0 @@
-"""
-Custom format module. Used by tests in ``tests/utils_tests/test_formats.py``.
-
-"""