pathspec.py 文件源码

def create(cls, cacheName, cacheKey, root):
        try:
            db = dbm.open(cacheName, 'n')
            try:
                db[b'root'] = rootKey = PkgGraphNode.__convertPackageToGraph(db, root)
                db[b'vsn'] = cacheKey
            finally:
                db.close()
            return cls(dbm.open(cacheName, 'r'), rootKey)
        except dbm.error as e:
            raise BobError("Cannot save internal state: " + str(e))