code: def test_finalize_options(self):
      pkg_dir, dist = self.create_dist()
      cmd = build(dist)
      cmd.finalize_options()
  
      # if not specified, plat_name gets the current platform
      self.assertEqual(cmd.plat_name, get_platform())
  
      # build_purelib is build + lib
      wanted = os.path.join(cmd.build_base, "lib")
      self.assertEqual(cmd.build_purelib, wanted)
  
      # build_platlib is 'build/lib.platform-x.x[-pydebug]'
      # examples:
      #   build/lib.macosx-10.3-i386-2.7
      plat_spec = ".%s-%s" % (cmd.plat_name, sys.version[0:3])
      if hasattr(sys, "gettotalrefcount"):
          self.assertTrue(cmd.build_platlib.endswith("-pydebug"))
          plat_spec += "-pydebug"
      wanted = os.path.join(cmd.build_base, "lib" + plat_spec)
      self.assertEqual(cmd.build_platlib, wanted)
  
      # by default, build_lib = build_purelib
      self.assertEqual(cmd.build_lib, cmd.build_purelib)
  
      # build_temp is build/temp.<plat>
      wanted = os.path.join(cmd.build_base, "temp" + plat_spec)
      self.assertEqual(cmd.build_temp, wanted)
  
      # build_scripts is build/scripts-x.x
      wanted = os.path.join(
          cmd.build_base, "scripts-" + sys.version[0:3]
      )
      self.assertEqual(cmd.build_scripts, wanted)
  
      # executable is os.path.normpath(sys.executable)
      self.assertEqual(cmd.executable, os.path.normpath(sys.executable))
  
file_path: catboost/contrib/tools/python/src/Lib/distutils/tests/test_build.py
imports: import unittest
  import os
  import sys
  from test.test_support import run_unittest
  from distutils.command.build import build
  from distutils.tests import support
  from sysconfig import get_platform
label_desc: Use image node_id 1 for calling the BuildTestCase obj's underlying member method code with example usage: obj.test_finalize_options() without return types