code: def build_assets():
      
      cwd = os.getcwd()
      try:
          from webassets.script import GenericArgparseImplementation
          from django_assets.env import get_env
          prog = "%s assets" % os.path.basename(sys.argv[0])
          impl = GenericArgparseImplementation(
              env=get_env(), log=LOGGER, no_global_options=True, prog=prog)
          impl.run_with_argv(["build"])
      except ImportError:
          pass
      os.chdir(cwd)
docs: Call django_assets ./manage.py assets build if the app is present.