TypeError: create_superuser() takes exactly 4 arguments (3 given)

[bw2]

Running

 echo 'bla' | python -u manage.py createsuperuser --username test --email test

prints

Superuser creation skipped due to not running in a TTY. You can run `manage.py createsuperuser` in your project to create 

as expected, but then also raises this error:

Traceback (most recent call last):
  File "manage.py", line 10, in <module>
    execute_from_command_line(sys.argv)
  File "/Users/weisburd/Library/Python/2.7/lib/python/site-packages/django/core/management/__init__.py", line 363, in execute_from_command_line
    utility.execute()
  File "/Users/weisburd/Library/Python/2.7/lib/python/site-packages/django/core/management/__init__.py", line 355, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "/Users/weisburd/Library/Python/2.7/lib/python/site-packages/django/core/management/base.py", line 283, in run_from_argv
    self.execute(*args, **cmd_options)
  File "/Users/weisburd/Library/Python/2.7/lib/python/site-packages/django/contrib/auth/management/commands/createsuperuser.py", line 63, in execute
    return super(Command, self).execute(*args, **options)
  File "/Users/weisburd/Library/Python/2.7/lib/python/site-packages/django/core/management/base.py", line 330, in execute
    output = self.handle(*args, **options)
  File "/Users/weisburd/Library/Python/2.7/lib/python/site-packages/django/contrib/auth/management/commands/createsuperuser.py", line 183, in handle
    self.UserModel._default_manager.db_manager(database).create_superuser(**user_data)
TypeError: create_superuser() takes exactly 4 arguments (3 given)