old_contents: """Command-line utilities for HTTP service subsystem."""
  
  import werkzeug.debug
  import werkzeug.serving
  
  from jacquard.commands import BaseCommand
  from jacquard.service import get_wsgi_app
  
  
  class RunServer(BaseCommand):
      """
      Run a debug server.
  
      **This is for debug, local use only, not production.**
  
      This command is named to mirror its equivalent in Django. It configures
      the WSGI app and serves it through Werkzeug's simple serving mechanism,
      with a debugger attached, and auto-reloading.
      """
  
      help = "run a (local, debug) server"
  
      def add_arguments(self, parser):
          """Add argparse arguments."""
          parser.add_argument(
              '-p',
              '--port',
              type=int,
              default=1212,
              help="port to bind to",
          )
          parser.add_argument(
              '-b',
              '--bind',
              type=str,
              default='::1',
              help="address to bind to",
          )
  
      def handle(self, config, options):
          """Run command."""
          app = get_wsgi_app(config)
  
          werkzeug.serving.run_simple(
              options.bind,
              options.port,
              app,
              use_reloader=True,
              use_debugger=True,
              use_evalex=True,
              threaded=False,
              processes=1,
          )
  
new_contents: """Command-line utilities for HTTP service subsystem."""
  
  import werkzeug.debug
  import werkzeug.serving
  
  from jacquard.commands import BaseCommand
  from jacquard.service import get_wsgi_app
  
  
  class RunServer(BaseCommand):
      """
      Run a debug server.
  
      **This is for debug, local use only, not production.**
  
      This command is named to mirror its equivalent in Django. It configures
      the WSGI app and serves it through Werkzeug's simple serving mechanism,
      with a debugger attached, and auto-reloading.
      """
  
      plumbing = True
      help = "run a (local, debug) server"
  
      def add_arguments(self, parser):
          """Add argparse arguments."""
          parser.add_argument(
              '-p',
              '--port',
              type=int,
              default=1212,
              help="port to bind to",
          )
          parser.add_argument(
              '-b',
              '--bind',
              type=str,
              default='::1',
              help="address to bind to",
          )
  
      def handle(self, config, options):
          """Run command."""
          app = get_wsgi_app(config)
  
          werkzeug.serving.run_simple(
              options.bind,
              options.port,
              app,
              use_reloader=True,
              use_debugger=True,
              use_evalex=True,
              threaded=False,
              processes=1,
          )
  
subject: Mark runserver as a plumbing command