code: def std_filetype_infos():
      """Return standard filetype info for LI L2."""
      cpaths = config_search_paths(
          os.path.join("readers", "li_l2_nc.yaml")
      )
  
      cfg = load_yaml_configs(cpaths[0])
  
      # get the li_l2 filetype:
      ftypes = cfg["file_types"]
  
      return ftypes
  
imports: import os
  from datetime import datetime
  from unittest import mock
  import numpy
  import pytest
  import xarray
  from pyproj import Proj
  from satpy._config import config_search_paths
  from satpy.readers.li_base_nc import LINCFileHandler
  from satpy.readers.li_l2_nc import LI_GRID_SHAPE, LIL2NCFileHandler
  from satpy.readers.yaml_reader import load_yaml_configs
  from satpy.tests.reader_tests._li_test_utils import FakeLIFileHandlerBase, extract_filetype_info, get_product_schema, products_dict
  from satpy.tests.utils import make_dataid
label_desc: Use image node_id 1 for calling a global function with example usage: std_filetype_infos() and returns: ftypes