def new_compiler (plat=None,
                  compiler=None,
                  verbose=0,
                  dry_run=0,
                  force=0):
    """Generate an instance of some CCompiler subclass for the supplied
    platform/compiler combination.  'plat' defaults to 'os.name'
    (eg. 'posix', 'nt'), and 'compiler' defaults to the default compiler
    for that platform.  Currently only 'posix' and 'nt' are supported, and
    the default compilers are "traditional Unix interface" (UnixCCompiler
    class) and Visual C++ (MSVCCompiler class).  Note that it's perfectly
    possible to ask for a Unix compiler object under Windows, and a
    Microsoft compiler object under Unix -- if you supply a value for
    'compiler', 'plat' is ignored.
    """
    if plat is None:
        plat = os.name

    try:
        if compiler is None:
            compiler = get_default_compiler(plat)

        (module_name, class_name, long_description) = compiler_class[compiler]
    except __HOLE__:
        msg = "don't know how to compile C/C++ code on platform '%s'" % plat
        if compiler is not None:
            msg = msg + " with '%s' compiler" % compiler
        raise DistutilsPlatformError, msg

    try:
        module_name = "distutils." + module_name
        __import__ (module_name)
        module = sys.modules[module_name]
        klass = vars(module)[class_name]
    except ImportError:
        raise DistutilsModuleError, \
              "can't compile C/C++ code: unable to load module '%s'" % \
              module_name
    except KeyError:
        raise DistutilsModuleError, \
              ("can't compile C/C++ code: unable to find class '%s' " +
               "in module '%s'") % (class_name, module_name)

    # XXX The None is necessary to preserve backwards compatibility
    # with classes that expect verbose to be the first positional
    # argument.
    return klass (None, dry_run, force)
dataset/ETHPy150Open babble/babble/include/jython/Lib/distutils/ccompiler.py/new_compiler