kvstore_sqlite.py 文件源码

def __init__(self, name, folder=None, respect_venv=False):
        if folder is None:
            folder = SQLiteKVStore.DefaultFolder

        #If we are relative to a virtual environment, place the registry into that virtual env
        #Support both virtualenv and pythnon 3 venv
        if respect_venv and hasattr(sys, 'real_prefix'):
            folder = sys.prefix
        elif respect_venv and hasattr(sys, 'base_prefix') and sys.base_prefix != sys.prefix:
            folder = sys.prefix

        if not os.path.exists(folder):
            os.makedirs(folder, 0755)

        dbfile = os.path.join(folder, name)
        self.connection = sqlite3.connect(dbfile)
        self.cursor = self.connection.cursor()

        self.file = dbfile
        self._setup_table()