old_contents: # noqa
  from dodo_commands.extra.standard_commands import DodoCommand
  from dodo_commands.framework.config import ConfigIO
  from plumbum.cmd import docker
  
  class Command(DodoCommand):  # noqa
      help = ""
      decorators = []
  
      def add_arguments_imp(self, parser):  # noqa
          parser.add_argument('container_type')
          parser.add_argument('name')
  
      def handle_imp(self, container_type, name, **kwargs):  # noqa
          existing = docker("ps", "-a", "--quiet", "--filter", "name=" + name)
          if not existing:
              args = [
                  "docker",
                  "create",
                  "--name", name,
              ]
  
              for path in self.get_config("/DOCKER/container_types/%s" % container_type):
                  args.extend(["-v", path])
  
              args.append(self.get_config("/DOCKER/image"))
              self.runcmd(args)
  
          config = ConfigIO().load(load_layers=False)
          config['DOCKER']['containers'][container_type] = name
          ConfigIO().save(config)
  
new_contents: # noqa
  from dodo_commands.extra.standard_commands import DodoCommand
  from dodo_commands.framework.config import ConfigIO
  from plumbum.cmd import docker
  
  class Command(DodoCommand):  # noqa
      help = ""
      decorators = []
  
      def add_arguments_imp(self, parser):  # noqa
          parser.add_argument('container_type')
          parser.add_argument('name')
  
      def handle_imp(self, container_type, name, **kwargs):  # noqa
          existing = docker("ps", "-a", "--quiet", "--filter", "name=" + name)
          if not existing:
              args = [
                  "docker",
                  "create",
                  "--name", name,
              ]
  
              for path in self.get_config(
                  "/DOCKER/container_types/%s/dirs" % container_type
              ):
                  args.extend(["-v", path])
  
              args.append(self.get_config("/DOCKER/image"))
              self.runcmd(args)
  
          config = ConfigIO().load(load_layers=False)
          config['DOCKER']['containers'][container_type] = name
          ConfigIO().save(config)
  
subject: Use "/DOCKER/container_types/<container>/dirs"