Python redis.exceptions() Examples
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Example #1
Source File: client.py From pydisque with MIT License | 5 votes |
def connect(self): """ Connect to one of the Disque nodes. You can get current connection with connected_node property :returns: nothing """ self.connected_node = None for i, node in self.nodes.items(): host, port = i.split(':') port = int(port) redis_client = redis.Redis(host, port, **self.client_kw_args) try: ret = redis_client.execute_command('HELLO') format_version, node_id = ret[0], ret[1] others = ret[2:] self.nodes[i] = Node(node_id, host, port, redis_client) self.connected_node = self.nodes[i] except redis.exceptions.ConnectionError: pass if not self.connected_node: raise ConnectionError('couldnt connect to any nodes') logger.info("connected to node %s" % self.connected_node)