Removed parser.add_arguments() arguments that match the defaults.

django/contrib/auth/management/commands/changepassword.py

@@ -26,7 +26,7 @@ class Command(BaseCommand):
             help='Username to change password for; by default, it\'s the current username.',
         )
         parser.add_argument(
-            '--database', action='store', dest='database',
+            '--database',
             default=DEFAULT_DB_ALIAS,
             help='Specifies the database to use. Default is "default".',
         )

django/contrib/auth/management/commands/createsuperuser.py

@@ -30,7 +30,6 @@ class Command(BaseCommand):
     def add_arguments(self, parser):
         parser.add_argument(
             '--%s' % self.UserModel.USERNAME_FIELD,
-            dest=self.UserModel.USERNAME_FIELD, default=None,
             help='Specifies the login for the superuser.',
         )
         parser.add_argument(
@@ -44,13 +43,13 @@ class Command(BaseCommand):
             ),
         )
         parser.add_argument(
-            '--database', action='store', dest='database',
+            '--database',
             default=DEFAULT_DB_ALIAS,
             help='Specifies the database to use. Default is "default".',
         )
         for field in self.UserModel.REQUIRED_FIELDS:
             parser.add_argument(
-                '--%s' % field, dest=field, default=None,
+                '--%s' % field,
                 help='Specifies the %s for the superuser.' % field,
             )
 

django/contrib/contenttypes/management/commands/remove_stale_contenttypes.py

@@ -15,7 +15,7 @@ class Command(BaseCommand):
             help='Tells Django to NOT prompt the user for input of any kind.',
         )
         parser.add_argument(
-            '--database', action='store', dest='database', default=DEFAULT_DB_ALIAS,
+            '--database', default=DEFAULT_DB_ALIAS,
             help='Nominates the database to use. Defaults to the "default" database.',
         )
 

django/contrib/gis/management/commands/ogrinspect.py

@@ -43,21 +43,21 @@ class Command(BaseCommand):
         parser.add_argument('data_source', help='Path to the data source.')
         parser.add_argument('model_name', help='Name of the model to create.')
         parser.add_argument(
-            '--blank', dest='blank',
+            '--blank',
             action=ListOptionAction, default=False,
             help='Use a comma separated list of OGR field names to add '
                  'the `blank=True` option to the field definition. Set to `true` '
                  'to apply to all applicable fields.',
         )
         parser.add_argument(
-            '--decimal', dest='decimal',
+            '--decimal',
             action=ListOptionAction, default=False,
             help='Use a comma separated list of OGR float fields to '
                  'generate `DecimalField` instead of the default '
                  '`FloatField`. Set to `true` to apply to all OGR float fields.',
         )
         parser.add_argument(
-            '--geom-name', dest='geom_name', default='geom',
+            '--geom-name', default='geom',
             help='Specifies the model name for the Geometry Field (defaults to `geom`)'
         )
         parser.add_argument(
@@ -68,11 +68,11 @@ class Command(BaseCommand):
                  'an integer or a string identifier for the layer.',
         )
         parser.add_argument(
-            '--multi-geom', action='store_true', dest='multi_geom',
+            '--multi-geom', action='store_true',
             help='Treat the geometry in the data source as a geometry collection.',
         )
         parser.add_argument(
-            '--name-field', dest='name_field',
+            '--name-field',
             help='Specifies a field name to return for the __str__() method.',
         )
         parser.add_argument(
@@ -80,18 +80,18 @@ class Command(BaseCommand):
             help='Do not include `from django.contrib.gis.db import models` statement.',
         )
         parser.add_argument(
-            '--null', dest='null', action=ListOptionAction, default=False,
+            '--null', action=ListOptionAction, default=False,
             help='Use a comma separated list of OGR field names to add '
                  'the `null=True` option to the field definition. Set to `true` '
                  'to apply to all applicable fields.',
         )
         parser.add_argument(
-            '--srid', dest='srid',
+            '--srid',
             help='The SRID to use for the Geometry Field. If it can be '
                  'determined, the SRID of the data source is used.',
         )
         parser.add_argument(
-            '--mapping', action='store_true', dest='mapping',
+            '--mapping', action='store_true',
             help='Generate mapping dictionary for use with `LayerMapping`.',
         )
 

django/contrib/sitemaps/management/commands/ping_google.py

@@ -6,7 +6,7 @@ class Command(BaseCommand):
     help = "Ping Google with an updated sitemap, pass optional url of sitemap"
 
     def add_arguments(self, parser):
-        parser.add_argument('sitemap_url', nargs='?', default=None)
+        parser.add_argument('sitemap_url', nargs='?')
 
     def handle(self, *args, **options):
         ping_google(sitemap_url=options['sitemap_url'])

django/contrib/staticfiles/management/commands/collectstatic.py

@@ -51,16 +51,16 @@ class Command(BaseCommand):
                  "pattern. Use multiple times to ignore more.",
         )
         parser.add_argument(
-            '-n', '--dry-run', action='store_true', dest='dry_run',
+            '-n', '--dry-run', action='store_true',
             help="Do everything except modify the filesystem.",
         )
         parser.add_argument(
-            '-c', '--clear', action='store_true', dest='clear',
+            '-c', '--clear', action='store_true',
             help="Clear the existing files using the storage "
                  "before trying to copy or link the original file.",
         )
         parser.add_argument(
-            '-l', '--link', action='store_true', dest='link',
+            '-l', '--link', action='store_true',
             help="Create a symbolic link to each file instead of copying.",
         )
         parser.add_argument(

django/core/management/base.py

@@ -259,7 +259,7 @@ class BaseCommand:
         )
         parser.add_argument('--version', action='version', version=self.get_version())
         parser.add_argument(
-            '-v', '--verbosity', action='store', dest='verbosity', default=1,
+            '-v', '--verbosity', default=1,
             type=int, choices=[0, 1, 2, 3],
             help='Verbosity level; 0=minimal output, 1=normal output, 2=verbose output, 3=very verbose output',
         )
@@ -277,7 +277,7 @@ class BaseCommand:
         )
         parser.add_argument('--traceback', action='store_true', help='Raise on CommandError exceptions')
         parser.add_argument(
-            '--no-color', action='store_true', dest='no_color',
+            '--no-color', action='store_true',
             help="Don't colorize the command output.",
         )
         self.add_arguments(parser)

django/core/management/commands/check.py

@@ -16,18 +16,17 @@ class Command(BaseCommand):
             help='Run only checks labeled with given tag.',
         )
         parser.add_argument(
-            '--list-tags', action='store_true', dest='list_tags',
+            '--list-tags', action='store_true',
             help='List available tags.',
         )
         parser.add_argument(
-            '--deploy', action='store_true', dest='deploy',
+            '--deploy', action='store_true',
             help='Check deployment settings.',
         )
         parser.add_argument(
             '--fail-level',
             default='ERROR',
             choices=['CRITICAL', 'ERROR', 'WARNING', 'INFO', 'DEBUG'],
-            dest='fail_level',
             help=(
                 'Message level that will cause the command to exit with a '
                 'non-zero status. Default is ERROR.'

django/core/management/commands/compilemessages.py

@@ -34,12 +34,12 @@ class Command(BaseCommand):
 
     def add_arguments(self, parser):
         parser.add_argument(
-            '--locale', '-l', dest='locale', action='append', default=[],
+            '--locale', '-l', action='append', default=[],
             help='Locale(s) to process (e.g. de_AT). Default is to process all. '
                  'Can be used multiple times.',
         )
         parser.add_argument(
-            '--exclude', '-x', dest='exclude', action='append', default=[],
+            '--exclude', '-x', action='append', default=[],
             help='Locales to exclude. Default is none. Can be used multiple times.',
         )
         parser.add_argument(

django/core/management/commands/createcachetable.py

@@ -19,13 +19,13 @@ class Command(BaseCommand):
             help='Optional table names. Otherwise, settings.CACHES is used to find cache tables.',
         )
         parser.add_argument(
-            '--database', action='store', dest='database',
+            '--database',
             default=DEFAULT_DB_ALIAS,
             help='Nominates a database onto which the cache tables will be '
                  'installed. Defaults to the "default" database.',
         )
         parser.add_argument(
-            '--dry-run', action='store_true', dest='dry_run',
+            '--dry-run', action='store_true',
             help='Does not create the table, just prints the SQL that would be run.',
         )
 

django/core/management/commands/dbshell.py

@@ -12,7 +12,7 @@ class Command(BaseCommand):
 
     def add_arguments(self, parser):
         parser.add_argument(
-            '--database', action='store', dest='database', default=DEFAULT_DB_ALIAS,
+            '--database', default=DEFAULT_DB_ALIAS,
             help='Nominates a database onto which to open a shell. Defaults to the "default" database.',
         )
 

django/core/management/commands/diffsettings.py

@@ -14,21 +14,21 @@ class Command(BaseCommand):
 
     def add_arguments(self, parser):
         parser.add_argument(
-            '--all', action='store_true', dest='all',
+            '--all', action='store_true',
             help=(
                 'Display all settings, regardless of their value. In "hash" '
                 'mode, default values are prefixed by "###".'
             ),
         )
         parser.add_argument(
-            '--default', dest='default', metavar='MODULE', default=None,
+            '--default', metavar='MODULE',
             help=(
                 "The settings module to compare the current settings against. Leave empty to "
                 "compare against Django's default settings."
             ),
         )
         parser.add_argument(
-            '--output', default='hash', choices=('hash', 'unified'), dest='output',
+            '--output', default='hash', choices=('hash', 'unified'),
             help=(
                 "Selects the output format. 'hash' mode displays each changed "
                 "setting, with the settings that don't appear in the defaults "

django/core/management/commands/dumpdata.py

@@ -24,21 +24,21 @@ class Command(BaseCommand):
             help='Restricts dumped data to the specified app_label or app_label.ModelName.',
         )
         parser.add_argument(
-            '--format', default='json', dest='format',
+            '--format', default='json',
             help='Specifies the output serialization format for fixtures.',
         )
         parser.add_argument(
-            '--indent', default=None, dest='indent', type=int,
+            '--indent', type=int,
             help='Specifies the indent level to use when pretty-printing output.',
         )
         parser.add_argument(
-            '--database', action='store', dest='database',
+            '--database',
             default=DEFAULT_DB_ALIAS,
             help='Nominates a specific database to dump fixtures from. '
                  'Defaults to the "default" database.',
         )
         parser.add_argument(
-            '-e', '--exclude', dest='exclude', action='append', default=[],
+            '-e', '--exclude', action='append', default=[],
             help='An app_label or app_label.ModelName to exclude '
                  '(use multiple --exclude to exclude multiple apps/models).',
         )
@@ -61,7 +61,7 @@ class Command(BaseCommand):
                  "list of keys. This option only works when you specify one model.",
         )
         parser.add_argument(
-            '-o', '--output', default=None, dest='output',
+            '-o', '--output',
             help='Specifies file to which the output is written.'
         )
 

django/core/management/commands/flush.py

@@ -20,7 +20,7 @@ class Command(BaseCommand):
             help='Tells Django to NOT prompt the user for input of any kind.',
         )
         parser.add_argument(
-            '--database', action='store', dest='database', default=DEFAULT_DB_ALIAS,
+            '--database', default=DEFAULT_DB_ALIAS,
             help='Nominates a database to flush. Defaults to the "default" database.',
         )
 

django/core/management/commands/inspectdb.py

@@ -15,11 +15,11 @@ class Command(BaseCommand):
 
     def add_arguments(self, parser):
         parser.add_argument(
-            'table', action='store', nargs='*', type=str,
+            'table', nargs='*', type=str,
             help='Selects what tables or views should be introspected.',
         )
         parser.add_argument(
-            '--database', action='store', dest='database', default=DEFAULT_DB_ALIAS,
+            '--database', default=DEFAULT_DB_ALIAS,
             help='Nominates a database to introspect. Defaults to using the "default" database.',
         )
         parser.add_argument(

django/core/management/commands/loaddata.py

@@ -39,11 +39,11 @@ class Command(BaseCommand):
     def add_arguments(self, parser):
         parser.add_argument('args', metavar='fixture', nargs='+', help='Fixture labels.')
         parser.add_argument(
-            '--database', action='store', dest='database', default=DEFAULT_DB_ALIAS,
+            '--database', default=DEFAULT_DB_ALIAS,
             help='Nominates a specific database to load fixtures into. Defaults to the "default" database.',
         )
         parser.add_argument(
-            '--app', action='store', dest='app_label', default=None,
+            '--app', dest='app_label',
             help='Only look for fixtures in the specified app.',
         )
         parser.add_argument(
@@ -52,11 +52,11 @@ class Command(BaseCommand):
                  'currently exist on the model.',
         )
         parser.add_argument(
-            '-e', '--exclude', dest='exclude', action='append', default=[],
+            '-e', '--exclude', action='append', default=[],
             help='An app_label or app_label.ModelName to exclude. Can be used multiple times.',
         )
         parser.add_argument(
-            '--format', action='store', dest='format', default=None,
+            '--format',
             help='Format of serialized data when reading from stdin.',
         )
 

django/core/management/commands/makemessages.py

@@ -216,20 +216,20 @@ class Command(BaseCommand):
 
     def add_arguments(self, parser):
         parser.add_argument(
-            '--locale', '-l', default=[], dest='locale', action='append',
+            '--locale', '-l', default=[], action='append',
             help='Creates or updates the message files for the given locale(s) (e.g. pt_BR). '
                  'Can be used multiple times.',
         )
         parser.add_argument(
-            '--exclude', '-x', default=[], dest='exclude', action='append',
+            '--exclude', '-x', default=[], action='append',
             help='Locales to exclude. Default is none. Can be used multiple times.',
         )
         parser.add_argument(
-            '--domain', '-d', default='django', dest='domain',
+            '--domain', '-d', default='django',
             help='The domain of the message files (default: "django").',
         )
         parser.add_argument(
-            '--all', '-a', action='store_true', dest='all',
+            '--all', '-a', action='store_true',
             help='Updates the message files for all existing locales.',
         )
         parser.add_argument(
@@ -239,7 +239,7 @@ class Command(BaseCommand):
                  'commas, or use -e multiple times.',
         )
         parser.add_argument(
-            '--symlinks', '-s', action='store_true', dest='symlinks',
+            '--symlinks', '-s', action='store_true',
             help='Follows symlinks to directories when examining source code '
                  'and templates for translation strings.',
         )
@@ -254,15 +254,15 @@ class Command(BaseCommand):
             help="Don't ignore the common glob-style patterns 'CVS', '.*', '*~' and '*.pyc'.",
         )
         parser.add_argument(
-            '--no-wrap', action='store_true', dest='no_wrap',
+            '--no-wrap', action='store_true',
             help="Don't break long message lines into several lines.",
         )
         parser.add_argument(
-            '--no-location', action='store_true', dest='no_location',
+            '--no-location', action='store_true',
             help="Don't write '#: filename:line' lines.",
         )
         parser.add_argument(
-            '--add-location', dest='add_location',
+            '--add-location',
             choices=('full', 'file', 'never'), const='full', nargs='?',
             help=(
                 "Controls '#: filename:line' lines. If the option is 'full' "
@@ -273,11 +273,11 @@ class Command(BaseCommand):
             ),
         )
         parser.add_argument(
-            '--no-obsolete', action='store_true', dest='no_obsolete',
+            '--no-obsolete', action='store_true',
             help="Remove obsolete message strings.",
         )
         parser.add_argument(
-            '--keep-pot', action='store_true', dest='keep_pot',
+            '--keep-pot', action='store_true',
             help="Keep .pot file after making messages. Useful when debugging.",
         )
 

django/core/management/commands/makemigrations.py

@@ -29,15 +29,15 @@ class Command(BaseCommand):
             help='Specify the app label(s) to create migrations for.',
         )
         parser.add_argument(
-            '--dry-run', action='store_true', dest='dry_run',
+            '--dry-run', action='store_true',
             help="Just show what migrations would be made; don't actually write them.",
         )
         parser.add_argument(
-            '--merge', action='store_true', dest='merge',
+            '--merge', action='store_true',
             help="Enable fixing of migration conflicts.",
         )
         parser.add_argument(
-            '--empty', action='store_true', dest='empty',
+            '--empty', action='store_true',
             help="Create an empty migration.",
         )
         parser.add_argument(
@@ -45,7 +45,7 @@ class Command(BaseCommand):
             help='Tells Django to NOT prompt the user for input of any kind.',
         )
         parser.add_argument(
-            '-n', '--name', action='store', dest='name', default=None,
+            '-n', '--name',
             help="Use this name for migration file(s).",
         )
         parser.add_argument(

django/core/management/commands/migrate.py

@@ -36,22 +36,22 @@ class Command(BaseCommand):
             help='Tells Django to NOT prompt the user for input of any kind.',
         )
         parser.add_argument(
-            '--database', action='store', dest='database',
+            '--database',
             default=DEFAULT_DB_ALIAS,
             help='Nominates a database to synchronize. Defaults to the "default" database.',
         )
         parser.add_argument(
-            '--fake', action='store_true', dest='fake',
+            '--fake', action='store_true',
             help='Mark migrations as run without actually running them.',
         )
         parser.add_argument(
-            '--fake-initial', action='store_true', dest='fake_initial',
+            '--fake-initial', action='store_true',
             help='Detect if tables already exist and fake-apply initial migrations if so. Make sure '
                  'that the current database schema matches your initial migration before using this '
                  'flag. Django will only check for an existing table name.',
         )
         parser.add_argument(
-            '--run-syncdb', action='store_true', dest='run_syncdb',
+            '--run-syncdb', action='store_true',
             help='Creates tables for apps without migrations.',
         )
 

django/core/management/commands/sendtestemail.py

@@ -15,11 +15,11 @@ class Command(BaseCommand):
             help='One or more email addresses to send a test email to.',
         )
         parser.add_argument(
-            '--managers', action='store_true', dest='managers',
+            '--managers', action='store_true',
             help='Send a test email to the addresses specified in settings.MANAGERS.',
         )
         parser.add_argument(
-            '--admins', action='store_true', dest='admins',
+            '--admins', action='store_true',
             help='Send a test email to the addresses specified in settings.ADMINS.',
         )
 

django/core/management/commands/shell.py

@@ -19,15 +19,15 @@ class Command(BaseCommand):
 
     def add_arguments(self, parser):
         parser.add_argument(
-            '--no-startup', action='store_true', dest='no_startup',
+            '--no-startup', action='store_true',
             help='When using plain Python, ignore the PYTHONSTARTUP environment variable and ~/.pythonrc.py script.',
         )
         parser.add_argument(
-            '-i', '--interface', choices=self.shells, dest='interface',
+            '-i', '--interface', choices=self.shells,
             help='Specify an interactive interpreter interface. Available options: "ipython", "bpython", and "python"',
         )
         parser.add_argument(
-            '-c', '--command', dest='command',
+            '-c', '--command',
             help='Instead of opening an interactive shell, run a command as Django and exit.',
         )
 

django/core/management/commands/showmigrations.py

@@ -12,7 +12,7 @@ class Command(BaseCommand):
             help='App labels of applications to limit the output to.',
         )
         parser.add_argument(
-            '--database', action='store', dest='database', default=DEFAULT_DB_ALIAS,
+            '--database', default=DEFAULT_DB_ALIAS,
             help='Nominates a database to synchronize. Defaults to the "default" database.',
         )
 

django/core/management/commands/sqlmigrate.py

@@ -18,7 +18,7 @@ class Command(BaseCommand):
             help='Nominates a database to create SQL for. Defaults to the "default" database.',
         )
         parser.add_argument(
-            '--backwards', action='store_true', dest='backwards',
+            '--backwards', action='store_true',
             help='Creates SQL to unapply the migration, rather than to apply it',
         )
 

django/core/management/commands/squashmigrations.py

@@ -18,7 +18,7 @@ class Command(BaseCommand):
             help='App label of the application to squash migrations for.',
         )
         parser.add_argument(
-            'start_migration_name', default=None, nargs='?',
+            'start_migration_name', nargs='?',
             help='Migrations will be squashed starting from and including this migration.',
         )
         parser.add_argument(
@@ -26,7 +26,7 @@ class Command(BaseCommand):
             help='Migrations will be squashed until and including this migration.',
         )
         parser.add_argument(
-            '--no-optimize', action='store_true', dest='no_optimize',
+            '--no-optimize', action='store_true',
             help='Do not try to optimize the squashed operations.',
         )
         parser.add_argument(
@@ -34,7 +34,7 @@ class Command(BaseCommand):
             help='Tells Django to NOT prompt the user for input of any kind.',
         )
         parser.add_argument(
-            '--squashed-name', dest='squashed_name',
+            '--squashed-name',
             help='Sets the name of the new squashed migration.',
         )
 

django/core/management/commands/test.py

@@ -35,11 +35,11 @@ class Command(BaseCommand):
             help='Tells Django to NOT prompt the user for input of any kind.',
         )
         parser.add_argument(
-            '--failfast', action='store_true', dest='failfast',
+            '--failfast', action='store_true',
             help='Tells Django to stop running the test suite after first failed test.',
         )
         parser.add_argument(
-            '--testrunner', action='store', dest='testrunner',
+            '--testrunner',
             help='Tells Django to use specified test runner class instead of '
                  'the one specified by the TEST_RUNNER setting.',
         )

django/test/runner.py

@@ -422,31 +422,31 @@ class DiscoverRunner:
     @classmethod
     def add_arguments(cls, parser):
         parser.add_argument(
-            '-t', '--top-level-directory', action='store', dest='top_level', default=None,
+            '-t', '--top-level-directory', dest='top_level',
             help='Top level of project for unittest discovery.',
         )
         parser.add_argument(
-            '-p', '--pattern', action='store', dest='pattern', default="test*.py",
+            '-p', '--pattern', default="test*.py",
             help='The test matching pattern. Defaults to test*.py.',
         )
         parser.add_argument(
-            '-k', '--keepdb', action='store_true', dest='keepdb',
+            '-k', '--keepdb', action='store_true',
             help='Preserves the test DB between runs.'
         )
         parser.add_argument(
-            '-r', '--reverse', action='store_true', dest='reverse',
+            '-r', '--reverse', action='store_true',
             help='Reverses test cases order.',
         )
         parser.add_argument(
-            '--debug-mode', action='store_true', dest='debug_mode',
+            '--debug-mode', action='store_true',
             help='Sets settings.DEBUG to True.',
         )
         parser.add_argument(
-            '-d', '--debug-sql', action='store_true', dest='debug_sql',
+            '-d', '--debug-sql', action='store_true',
             help='Prints logged SQL queries on failure.',
         )
         parser.add_argument(
-            '--parallel', dest='parallel', nargs='?', default=1, type=int,
+            '--parallel', nargs='?', default=1, type=int,
             const=default_test_processes(), metavar='N',
             help='Run tests using up to N parallel processes.',
         )

docs/howto/custom-management-commands.txt

@@ -103,7 +103,6 @@ options can be added in the :meth:`~BaseCommand.add_arguments` method like this:
             parser.add_argument(
                 '--delete',
                 action='store_true',
-                dest='delete',
                 help='Delete poll instead of closing it',
             )
 

tests/bash_completion/management/commands/test_command.py

@@ -3,7 +3,7 @@ from django.core.management.base import BaseCommand
 
 class Command(BaseCommand):
     def add_arguments(self, parser):
-        parser.add_argument("--list", action="store_true", dest="list", help="Print all options")
+        parser.add_argument("--list", action="store_true", help="Print all options")
 
     def handle(self, *args, **options):
         pass

tests/runtests.py

@@ -405,11 +405,11 @@ if __name__ == "__main__":
         help='Tells Django to NOT prompt the user for input of any kind.',
     )
     parser.add_argument(
-        '--failfast', action='store_true', dest='failfast',
+        '--failfast', action='store_true',
         help='Tells Django to stop running the test suite after first failed test.',
     )
     parser.add_argument(
-        '-k', '--keepdb', action='store_true', dest='keepdb',
+        '-k', '--keepdb', action='store_true',
         help='Tells Django to preserve the test database between runs.',
     )
     parser.add_argument(
@@ -433,15 +433,15 @@ if __name__ == "__main__":
              'test side effects not apparent with normal execution lineup.',
     )
     parser.add_argument(
-        '--selenium', dest='selenium', action=ActionSelenium, metavar='BROWSERS',
+        '--selenium', action=ActionSelenium, metavar='BROWSERS',
         help='A comma-separated list of browsers to run the Selenium tests against.',
     )
     parser.add_argument(
-        '--debug-sql', action='store_true', dest='debug_sql',
+        '--debug-sql', action='store_true',
         help='Turn on the SQL query logger within tests.',
     )
     parser.add_argument(
-        '--parallel', dest='parallel', nargs='?', default=0, type=int,
+        '--parallel', nargs='?', default=0, type=int,
         const=default_test_processes(), metavar='N',
         help='Run tests using up to N parallel processes.',
     )

tests/test_runner/runner.py

@@ -12,9 +12,9 @@ class CustomOptionsTestRunner(DiscoverRunner):
 
     @classmethod
     def add_arguments(cls, parser):
-        parser.add_argument('--option_a', '-a', action='store', dest='option_a', default='1'),
-        parser.add_argument('--option_b', '-b', action='store', dest='option_b', default='2'),
-        parser.add_argument('--option_c', '-c', action='store', dest='option_c', default='3'),
+        parser.add_argument('--option_a', '-a', default='1'),
+        parser.add_argument('--option_b', '-b', default='2'),
+        parser.add_argument('--option_c', '-c', default='3'),
 
     def run_tests(self, test_labels, extra_tests=None, **kwargs):
         print("%s:%s:%s" % (self.option_a, self.option_b, self.option_c))

tests/user_commands/management/commands/hal.py

@@ -6,7 +6,7 @@ class Command(BaseCommand):
 
     def add_arguments(self, parser):
         parser.add_argument('args', metavar='app_label', nargs='*', help='Specify the app label(s) to works on.')
-        parser.add_argument('--empty', action='store_true', dest='empty', help="Do nothing.")
+        parser.add_argument('--empty', action='store_true', help="Do nothing.")
 
     def handle(self, *app_labels, **options):
         app_labels = set(app_labels)