from django.core import management

def main(settings_file):

    try:

        mod = __import__(settings_file)

        components = settings_file.split('.')

        for comp in components[1:]:

            mod = getattr(mod, comp)

    except ImportError, e:

        import sys

        sys.stderr.write("Error loading the settings module '%s': %s"

                            % (settings_file, e))

        return sys.exit(1)

    management.execute_manager(mod)