#!/usr/bin/env python # Copyright (C) 2014-2015 Thomas Huang # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, version 2 of the License. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. from db.connection import Connection from db.errors import ( NotInstallDriverError, ) try: import MySQLdb from MySQLdb.cursors import DictCursor, Cursor except ImportError: raise NotInstallDriverError("Must install MySQLdb module fistly") import time import logging LOGGER = logging.getLogger('db.mysql') class MySQLConnection(Connection): def initialize(self): self._last_used = time.time() self._max_idle = self._db_options.pop('max_idle', 10) def default_options(self): return { 'port': 3306, 'host': 'localhost', 'user': 'test', 'passwd': 'test', 'db': 'test', 'use_unicode': True, 'charset': 'utf8' } def connect(self): self.close() self._connect = MySQLdb.connect(**self._db_options) self._connect.autocommit(True) def ensure_connect(self): if not self._connect or self._max_idle < (time.time() - self._last_used): try: self._connect.ping() except: self.connect() self._last_used = time.time() def real_ctype(self, as_dict=False): if as_dict: return DictCursor return Cursor def driver(self): return 'mysql'