<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def main(uport):
 """Instantiate connection to the InfluxDB."""

    # NOTE: structure of the UDP packet is different than that of information
    #       sent via HTTP
    json_body = {
        "tags": {
            "host": "server01",
            "region": "us-west"
        },
        "time": "2009-11-10T23:00:00Z",
        "points": [{
            "measurement": "cpu_load_short",
            "fields": {
                "value": 0.64
            }
        },
            {
                "measurement": "cpu_load_short",
                "fields": {
                    "value": 0.67
                }
        }]
    }

    # make `use_udp` True and  add `udp_port` number from `influxdb.conf` file
    # no need to mention the database name since it is already configured
    client = InfluxDBClient(use_udp=True, udp_port=uport)

    # Instead of `write_points` use `send_packet`
    client.send_packet(json_body)