def __init__(self, path, threaded=True, timeout=None):
        super(LockBase, self).__init__(path)
        self.lock_file = os.path.abspath(path) + ".lock"
        self.hostname = socket.gethostname()
        self.pid = os.getpid()
        if threaded:
            t = threading.current_thread()
            # Thread objects in Python 2.4 and earlier do not have ident
            # attrs.  Worm around that.
            ident = getattr(t, "ident", hash(t))
            self.tname = "-%x" % (ident & 0xffffffff)
        else:
            self.tname = ""
        dirname = os.path.dirname(self.lock_file)

        # unique name is mostly about the current process, but must
        # also contain the path -- otherwise, two adjacent locked
        # files conflict (one file gets locked, creating lock-file and
        # unique file, the other one gets locked, creating lock-file
        # and overwriting the already existing lock-file, then one
        # gets unlocked, deleting both lock-file and unique file,
        # finally the last lock errors out upon releasing.
        self.unique_name = os.path.join(dirname,
                                        "%s%s.%s%s" % (self.hostname,
                                                       self.tname,
                                                       self.pid,
                                                       hash(self.path)))
        self.timeout = timeout
Wrap callables that don't accept a context.
dataset/ETHPy150Open openstack/pylockfile/lockfile/__init__.py/LockBase.__init__--crossover with--dataset/ETHPy150Open RoseOu/flasky/venv/lib/python2.7/site-packages/sqlalchemy/sql/schema.py/ColumnDefault._maybe_wrap_callable