def __init__(self, host='localhost', user='', passwd='', db=None, port=3306,
unix_socket=None, charset='', client_flag=0, cursorclass=Cursor,
connect_timeout=None):
self.charset = 'utf8'
self.charset_number = 33 # 'utf8'
self.cursorclass = cursorclass
self.username = user.encode(self.charset)
self.password = passwd.encode(self.charset)
self.db = db and db.encode(self.charset) or None
self.client_flag = client_flag
self.client_flag |= client.CLIENT_CAPABILITIES
self.client_flag |= client.CLIENT_MULTI_STATEMENTS
if db is not None:
self.client_flag |= client.CLIENT_CONNECT_WITH_DB
self.transport = Transport(host, port, unix_socket)
self.transport.connect(connect_timeout, callback=self._handshake)
