Drop django 1.10 or lower and Django 1.11 or higher support.

example/app/test_msf.py

@@ -32,12 +32,8 @@ else:
     u = str
 
 
-if VERSION < (1, 9):
-    def get_field(model, name):
-        return model._meta.get_field_by_name(name)[0]
-else:
-    def get_field(model, name):
-        return model._meta.get_field(name)
+def get_field(model, name):
+    return model._meta.get_field(name)
 
 
 class MultiSelectTestCase(TestCase):
@@ -77,12 +73,8 @@ class MultiSelectTestCase(TestCase):
         # call Field.from_db_field, it simply returns a Python representation
         # of the data in the database (which in our case is a string of
         # comma-separated values). The bug was fixed in Django 1.8+.
-        if VERSION >= (1, 6) and VERSION < (1, 8):
-            self.assertStringEqual(tag_list_list, [u('sex,work,happy')])
-            self.assertStringEqual(categories_list_list, [u('1,3,5')])
-        else:
-            self.assertListEqual(tag_list_list, [['sex', 'work', 'happy']])
-            self.assertListEqual(categories_list_list, [['1', '3', '5']])
+        self.assertListEqual(tag_list_list, [['sex', 'work', 'happy']])
+        self.assertListEqual(categories_list_list, [['1', '3', '5']])
 
     def test_form(self):
         form_class = modelform_factory(Book, fields=('title', 'tags', 'categories'))
@@ -139,7 +131,7 @@ class MultiSelectTestCase(TestCase):
         self.assertEqual(len(form_class.base_fields), 1)
         form = form_class(initial={'published_in': ['BC', 'AK']})
 
-        expected_html = u("""<p><label for="id_published_in_0">Province or State:</label> <ul id="id_published_in"><li>Canada - Provinces<ul id="id_published_in_0"><li><label for="id_published_in_0_0"><input id="id_published_in_0_0" name="published_in" type="checkbox" value="AB" /> Alberta</label></li>\n"""
+        expected_html = u("""<p><label>Province or State:</label> <ul id="id_published_in"><li>Canada - Provinces<ul id="id_published_in_0"><li><label for="id_published_in_0_0"><input id="id_published_in_0_0" name="published_in" type="checkbox" value="AB" /> Alberta</label></li>\n"""
                           """<li><label for="id_published_in_0_1"><input checked="checked" id="id_published_in_0_1" name="published_in" type="checkbox" value="BC" /> British Columbia</label></li></ul></li>\n"""
                           """<li>USA - States<ul id="id_published_in_1"><li><label for="id_published_in_1_0"><input checked="checked" id="id_published_in_1_0" name="published_in" type="checkbox" value="AK" /> Alaska</label></li>\n"""
                           """<li><label for="id_published_in_1_1"><input id="id_published_in_1_1" name="published_in" type="checkbox" value="AL" /> Alabama</label></li>\n"""
@@ -147,18 +139,10 @@ class MultiSelectTestCase(TestCase):
 
         actual_html = form.as_p()
 
-        if (1, 11) <= VERSION < (2, 0):
-            # Django 1.11+ does not assign 'for' attributes on labels if they
-            # are group labels
-            expected_html = expected_html.replace('label for="id_published_in_0"', 'label')
+        if VERSION >= (2, 0):
+            expected_html = expected_html.replace('input checked="checked"', 'input checked')
 
-        if VERSION < (1, 6):
-            # Django 1.6 renders the Python repr() for each group (eg: tuples
-            # with HTML entities), so we skip the test for that version
-            self.assertEqual(expected_html.replace('\n', ''), actual_html.replace('\n', ''))
-
-        if VERSION >= (1, 7):
-            self.assertHTMLEqual(expected_html, actual_html)
+        self.assertHTMLEqual(expected_html, actual_html)
 
 
 class MultiSelectUtilsTestCase(TestCase):

example/app/views.py

@@ -19,7 +19,7 @@ from django.conf import settings
 from django.contrib.auth import login
 from django.contrib.auth import get_user_model
 
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.http import HttpResponseRedirect
 
 

example/example/urls.py

@@ -14,43 +14,33 @@
 # You should have received a copy of the GNU Lesser General Public License
 # along with this software.  If not, see <http://www.gnu.org/licenses/>.
 
-from django import VERSION
 from django.conf import settings
 try:
     from django.conf.urls import include, url
-
-    # Compatibility for Django > 1.8
-    def patterns(prefix, *args):
-        if VERSION < (1, 9):
-            from django.conf.urls import patterns as django_patterns
-            return django_patterns(prefix, *args)
-        elif prefix != '':
-            raise NotImplementedError("You need to update your URLConf for "
-                                      "Django 1.10, or tweak it to remove the "
-                                      "prefix parameter")
-        else:
-            return list(args)
-except ImportError:  # Django < 1.4
-    from django.conf.urls.defaults import include, patterns, url
-
+except ImportError:
+    from django.urls import include, url
 from django.contrib import admin
 from django.views.static import serve
 
+
 admin.autodiscover()
 
 js_info_dict = {
     'packages': ('django.conf',),
 }
 
-urlpatterns = patterns(
-    '',
+urlpatterns = [
     url(r'^', include('app.urls')),
-    url(r'^admin/', include(admin.site.urls)),
-)
+    url(r'^admin/', admin.site.urls),
+]
 
-urlpatterns += patterns(
-    '',
-    url(r'^%s(?P<path>.*)$' % settings.MEDIA_URL[1:],
+urlpatterns += [
+    url(
+        r'^%s(?P<path>.*)$' % settings.MEDIA_URL[1:],
         serve,
-        {'document_root': settings.MEDIA_ROOT, 'show_indexes': True}),
-)
+        {
+            'document_root': settings.MEDIA_ROOT,
+            'show_indexes': True,
+        },
+    ),
+]

example/run_tests.py

@@ -19,10 +19,9 @@
 import os
 import sys
 
-import django
-
 from django.conf import ENVIRONMENT_VARIABLE
 from django.core import management
+from django.core.wsgi import get_wsgi_application
 
 
 if len(sys.argv) == 1:
@@ -30,8 +29,6 @@ if len(sys.argv) == 1:
 else:
     os.environ[ENVIRONMENT_VARIABLE] = sys.argv[1]
 
-if django.VERSION[0] == 1 and django.VERSION[1] >= 7:
-    from django.core.wsgi import get_wsgi_application
-    application = get_wsgi_application()
+application = get_wsgi_application()
 
 management.call_command('test', 'app')

multiselectfield/db/fields.py

@@ -55,8 +55,8 @@ class MSFList(list):
         super(MSFList, self).__init__(*args, **kwargs)
 
     def __str__(msgl):
-        l = [msgl.choices.get(int(i)) if i.isdigit() else msgl.choices.get(i) for i in msgl]
-        return u', '.join([string_type(s) for s in l])
+        list = [msgl.choices.get(int(i)) if i.isdigit() else msgl.choices.get(i) for i in msgl]
+        return u', '.join([string_type(s) for s in list])
 
 
 class MultiSelectField(models.CharField):
@@ -74,7 +74,7 @@ class MultiSelectField(models.CharField):
             self.validators.append(MaxChoicesValidator(self.max_choices))
 
     def _get_flatchoices(self):
-        l = super(MultiSelectField, self)._get_flatchoices()
+        choices = super(MultiSelectField, self)._get_flatchoices()
 
         class MSFFlatchoices(list):
             # Used to trick django.contrib.admin.utils.display_for_field into
@@ -83,7 +83,7 @@ class MultiSelectField(models.CharField):
             def __bool__(self):
                 return False
             __nonzero__ = __bool__
-        return MSFFlatchoices(l)
+        return MSFFlatchoices(choices)
     flatchoices = property(_get_flatchoices)
 
     def get_choices_default(self):
@@ -102,7 +102,7 @@ class MultiSelectField(models.CharField):
         return choices_selected
 
     def value_to_string(self, obj):
-        value = self._get_val_from_obj(obj)
+        value = super(MultiSelectField, self).value_from_object(obj)
         return self.get_prep_value(value)
 
     def validate(self, value, model_instance):