import os if 'SCONS_CACHE_MSVC_CONFIG' in os.environ: del os.environ['SCONS_CACHE_MSVC_CONFIG'] os.environ['SCONS_MSCOMMON_DEBUG']='MSDEBUG_OUTPUT.log' DefaultEnvironment(tools=[]) env = Environment(tools=['msvc'], MSVC_USE_SCRIPT='fake_script.bat', MSVC_USE_SCRIPT_ARGS=['one','two'])