code: def _get_mosaik_nn_args(out_file):
      
      base_nn_url = "https://raw.github.com/wanpinglee/MOSAIK/master/src/networkFile/"
      out = []
      for arg, fname in [("-annse", "2.1.26.se.100.005.ann"),
                         ("-annpe", "2.1.26.pe.100.0065.ann")]:
          arg_fname = os.path.join(os.path.dirname(out_file), fname)
          if not file_exists(arg_fname):
              subprocess.check_call(["wget", "-O", arg_fname, base_nn_url + fname])
          out += [arg, arg_fname]
      return out
docs: Retrieve default neural network files from GitHub to pass to Mosaik.