def showAll(self):
		self.conn.commit()
		cur = self.conn.cursor()
		cur.execute("SELECT * FROM Domains")
		print cur.fetchall()
		cur.execute("SELECT * FROM Websites")
		print cur.fetchall()
def applies(cls, obj):
        if not cls.loaded():
            return False
        import cudf
        return isinstance(obj, (cudf.DataFrame, cudf.Series))