site.py 文件源码

def addbuilddir():
    """Append ./build/lib.<platform> in case we're running in the build dir
    (especially for Guido :-)"""
    from distutils.util import get_platform
    s = "build/lib.%s-%.3s" % (get_platform(), sys.version)
    if hasattr(sys, 'gettotalrefcount'):
        s += '-pydebug'
    s = os.path.join(os.path.dirname(sys.path[-1]), s)
    sys.path.append(s)