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def ip_locate(self, ip_str):
    url = 'https://api.ipdatacloud.com/v2/query?ip=' + ip_str + '&key=<your-key-to-ip-data-cloud>'
    res = requests.get(url=url, data=json.dumps({}), headers=self.header)
    res_dict = json.loads(res.text)
    return res_dict

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@app.route("/locate", methods=['GET','POST'])
def locate():
    try:
        IP_address = request.access_route[0]
        res_dict = statis_obj.ip_locate(IP_address)
        date_time_obj = datetime.datetime.strptime(res_dict['data']['local_time'], '%Y-%m-%d %H:%M')
        seconds = int(time.mktime(date_time_obj.timetuple()))
        data_dict = dict()
        data_dict['time'] = seconds
        data_dict['lat'] =  float(res_dict['data']['latitude'])
        data_dict['lng'] =  float(res_dict['data']['longitude'])
        data_dict['mag'] =  3
        res_str = json.dumps(data_dict)
    except:
        data_dict = dict()
        data_dict['time'] = 0
        data_dict['lat'] =  0
        data_dict['lng'] =  0
        data_dict['mag'] =  0
        res_str = json.dumps(data_dict)
    return res_str

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{"time": 1674112620, "lat": 31.231706, "lng": 121.472644, "mag": 3}

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var httpRequest = new XMLHttpRequest();    
httpRequest.open('GET', 'https://uipv4.zywvvd.com:33030:6101/locate', true);   httpRequest.setRequestHeader("Content-type","application/json");   httpRequest.send("");    
httpRequest.onreadystatechange = function () {
    if (httpRequest.readyState == 4 && httpRequest.status == 200) {
    	//验证请求是否发送成功            
    	var testJson = httpRequest.responseText;//获取到服务端返回的数据    
        testJson = $.parseJSON(testJson);
    }
}

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planet.plugins.pings.add(testJson.lng, testJson.lat, {
	// Here we use the `angles` and `colors` scales we built earlier
	// to convert magnitudes to appropriate angles and colors.
	angle: angles(testJson.mag),
	color: colors(testJson.mag),
	ttl:   ttls(testJson.mag)
});