Fixed #29392 -- Disallowed use of abbreviated forms of --settings and --pythonpath management command options.

tests/user_commands/management/commands/set_option.py

@@ -0,0 +1,10 @@
+from django.core.management.base import BaseCommand
+
+
+class Command(BaseCommand):
+
+    def add_arguments(self, parser):
+        parser.add_argument('--set')
+
+    def handle(self, **options):
+        self.stdout.write('Set %s' % options['set'])