code: def test_1(self):
      assert_equal(appendpath("prefix", "name"), join("prefix", "name"))
      assert_equal(
          appendpath("/prefix", "name"), ajoin("prefix", "name")
      )
      assert_equal(
          appendpath("/prefix", "/name"), ajoin("prefix", "name")
      )
      assert_equal(
          appendpath("prefix", "/name"), join("prefix", "name")
      )
  
file_path: catboost/contrib/python/numpy/py3/numpy/distutils/tests/test_misc_util.py
imports: from os.path import join, sep, dirname
  from numpy.distutils.misc_util import appendpath, minrelpath, gpaths, get_shared_lib_extension, get_info
  from numpy.testing import assert_, assert_equal
label_desc: Use image node_id 1 for calling the TestAppendpath obj's underlying member method code with example usage: obj.test_1() without return types