text: from datetime import datetime
  
  import dash_echarts
  import dash, random
  from dash.dependencies import Input, Output
  import dash_html_components as html
  import dash_core_components as dcc
  from dash.exceptions import PreventUpdate
  import sys
  
  data = [
      {"name": "海门", "value": 9},
      {"name": "鄂尔多斯", "value": 12},
      {"name": "招远", "value": 12},
      {"name": "舟山", "value": 12},
      {"name": "齐齐哈尔", "value": 14},
      {"name": "盐城", "value": 15},
      {"name": "赤峰", "value": 16},
      {"name": "青岛", "value": 18},
      {"name": "乳山", "value": 18},
      {"name": "金昌", "value": 19},
      {"name": "泉州", "value": 21},
      {"name": "莱西", "value": 21},
      {"name": "日照", "value": 21},
      {"name": "胶南", "value": 22},
      {"name": "南通", "value": 23},
      {"name": "拉萨", "value": 24},
      {"name": "云浮", "value": 24},
      {"name": "梅州", "value": 25},
      {"name": "文登", "value": 25},
      {"name": "上海", "value": 25},
      {"name": "攀枝花", "value": 25},
      {"name": "威海", "value": 25},
      {"name": "承德", "value": 25},
      {"name": "厦门", "value": 26},
      {"name": "汕尾", "value": 26},
      {"name": "潮州", "value": 26},
      {"name": "丹东", "value": 27},
      {"name": "太仓", "value": 27},
      {"name": "曲靖", "value": 27},
      {"name": "烟台", "value": 28},
      {"name": "福州", "value": 29},
      {"name": "瓦房店", "value": 30},
      {"name": "即墨", "value": 30},
      {"name": "抚顺", "value": 31},
      {"name": "玉溪", "value": 31},
      {"name": "张家口", "value": 31},
      {"name": "阳泉", "value": 31},
      {"name": "莱州", "value": 32},
      {"name": "湖州", "value": 32},
      {"name": "汕头", "value": 32},
      {"name": "昆山", "value": 33},
      {"name": "宁波", "value": 33},
      {"name": "湛江", "value": 33},
      {"name": "揭阳", "value": 34},
      {"name": "荣成", "value": 34},
      {"name": "连云港", "value": 35},
      {"name": "葫芦岛", "value": 35},
      {"name": "常熟", "value": 36},
      {"name": "东莞", "value": 36},
      {"name": "河源", "value": 36},
      {"name": "淮安", "value": 36},
      {"name": "泰州", "value": 36},
      {"name": "南宁", "value": 37},
      {"name": "营口", "value": 37},
      {"name": "惠州", "value": 37},
      {"name": "江阴", "value": 37},
      {"name": "蓬莱", "value": 37},
      {"name": "韶关", "value": 38},
      {"name": "嘉峪关", "value": 38},
      {"name": "广州", "value": 38},
      {"name": "延安", "value": 38},
      {"name": "太原", "value": 39},
      {"name": "清远", "value": 39},
      {"name": "中山", "value": 39},
      {"name": "昆明", "value": 39},
      {"name": "寿光", "value": 40},
      {"name": "盘锦", "value": 40},
      {"name": "长治", "value": 41},
      {"name": "深圳", "value": 41},
      {"name": "珠海", "value": 42},
      {"name": "宿迁", "value": 43},
      {"name": "咸阳", "value": 43},
      {"name": "铜川", "value": 44},
      {"name": "平度", "value": 44},
      {"name": "佛山", "value": 44},
      {"name": "海口", "value": 44},
      {"name": "江门", "value": 45},
      {"name": "章丘", "value": 45},
      {"name": "肇庆", "value": 46},
      {"name": "大连", "value": 47},
      {"name": "临汾", "value": 47},
      {"name": "吴江", "value": 47},
      {"name": "石嘴山", "value": 49},
      {"name": "沈阳", "value": 50},
      {"name": "苏州", "value": 50},
      {"name": "茂名", "value": 50},
      {"name": "嘉兴", "value": 51},
      {"name": "长春", "value": 51},
      {"name": "胶州", "value": 52},
      {"name": "银川", "value": 52},
      {"name": "张家港", "value": 52},
      {"name": "三门峡", "value": 53},
      {"name": "锦州", "value": 54},
      {"name": "南昌", "value": 54},
      {"name": "柳州", "value": 54},
      {"name": "三亚", "value": 54},
      {"name": "自贡", "value": 56},
      {"name": "吉林", "value": 56},
      {"name": "阳江", "value": 57},
      {"name": "泸州", "value": 57},
      {"name": "西宁", "value": 57},
      {"name": "宜宾", "value": 58},
      {"name": "呼和浩特", "value": 58},
      {"name": "成都", "value": 58},
      {"name": "大同", "value": 58},
      {"name": "镇江", "value": 59},
      {"name": "桂林", "value": 59},
      {"name": "张家界", "value": 59},
      {"name": "宜兴", "value": 59},
      {"name": "北海", "value": 60},
      {"name": "西安", "value": 61},
      {"name": "金坛", "value": 62},
      {"name": "东营", "value": 62},
      {"name": "牡丹江", "value": 63},
      {"name": "遵义", "value": 63},
      {"name": "绍兴", "value": 63},
      {"name": "扬州", "value": 64},
      {"name": "常州", "value": 64},
      {"name": "潍坊", "value": 65},
      {"name": "重庆", "value": 66},
      {"name": "台州", "value": 67},
      {"name": "南京", "value": 67},
      {"name": "滨州", "value": 70},
      {"name": "贵阳", "value": 71},
      {"name": "无锡", "value": 71},
      {"name": "本溪", "value": 71},
      {"name": "克拉玛依", "value": 72},
      {"name": "渭南", "value": 72},
      {"name": "马鞍山", "value": 72},
      {"name": "宝鸡", "value": 72},
      {"name": "焦作", "value": 75},
      {"name": "句容", "value": 75},
      {"name": "北京", "value": 79},
      {"name": "徐州", "value": 79},
      {"name": "衡水", "value": 80},
      {"name": "包头", "value": 80},
      {"name": "绵阳", "value": 80},
      {"name": "乌鲁木齐", "value": 84},
      {"name": "枣庄", "value": 84},
      {"name": "杭州", "value": 84},
      {"name": "淄博", "value": 85},
      {"name": "鞍山", "value": 86},
      {"name": "溧阳", "value": 86},
      {"name": "库尔勒", "value": 86},
      {"name": "安阳", "value": 90},
      {"name": "开封", "value": 90},
      {"name": "济南", "value": 92},
      {"name": "德阳", "value": 93},
      {"name": "温州", "value": 95},
      {"name": "九江", "value": 96},
      {"name": "邯郸", "value": 98},
      {"name": "临安", "value": 99},
      {"name": "兰州", "value": 99},
      {"name": "沧州", "value": 100},
      {"name": "临沂", "value": 103},
      {"name": "南充", "value": 104},
      {"name": "天津", "value": 105},
      {"name": "富阳", "value": 106},
      {"name": "泰安", "value": 112},
      {"name": "诸暨", "value": 112},
      {"name": "郑州", "value": 113},
      {"name": "哈尔滨", "value": 114},
      {"name": "聊城", "value": 116},
      {"name": "芜湖", "value": 117},
      {"name": "唐山", "value": 119},
      {"name": "平顶山", "value": 119},
      {"name": "邢台", "value": 119},
      {"name": "德州", "value": 120},
      {"name": "济宁", "value": 120},
      {"name": "荆州", "value": 127},
      {"name": "宜昌", "value": 130},
      {"name": "义乌", "value": 132},
      {"name": "丽水", "value": 133},
      {"name": "洛阳", "value": 134},
      {"name": "秦皇岛", "value": 136},
      {"name": "株洲", "value": 143},
      {"name": "石家庄", "value": 147},
      {"name": "莱芜", "value": 148},
      {"name": "常德", "value": 152},
      {"name": "保定", "value": 153},
      {"name": "湘潭", "value": 154},
      {"name": "金华", "value": 157},
      {"name": "岳阳", "value": 169},
      {"name": "长沙", "value": 175},
      {"name": "衢州", "value": 177},
      {"name": "廊坊", "value": 193},
      {"name": "菏泽", "value": 194},
      {"name": "合肥", "value": 229},
      {"name": "武汉", "value": 273},
      {"name": "大庆", "value": 279}
  ]
  geo_coord_map = {
      "海门":[121.15,31.89],
      "鄂尔多斯":[109.781327,39.608266],
      "招远":[120.38,37.35],
      "舟山":[122.207216,29.985295],
      "齐齐哈尔":[123.97,47.33],
      "盐城":[120.13,33.38],
      "赤峰":[118.87,42.28],
      "青岛":[120.33,36.07],
      "乳山":[121.52,36.89],
      "金昌":[102.188043,38.520089],
      "泉州":[118.58,24.93],
      "莱西":[120.53,36.86],
      "日照":[119.46,35.42],
      "胶南":[119.97,35.88],
      "南通":[121.05,32.08],
      "拉萨":[91.11,29.97],
      "云浮":[112.02,22.93],
      "梅州":[116.1,24.55],
      "文登":[122.05,37.2],
      "上海":[121.48,31.22],
      "攀枝花":[101.718637,26.582347],
      "威海":[122.1,37.5],
      "承德":[117.93,40.97],
      "厦门":[118.1,24.46],
      "汕尾":[115.375279,22.786211],
      "潮州":[116.63,23.68],
      "丹东":[124.37,40.13],
      "太仓":[121.1,31.45],
      "曲靖":[103.79,25.51],
      "烟台":[121.39,37.52],
      "福州":[119.3,26.08],
      "瓦房店":[121.979603,39.627114],
      "即墨":[120.45,36.38],
      "抚顺":[123.97,41.97],
      "玉溪":[102.52,24.35],
      "张家口":[114.87,40.82],
      "阳泉":[113.57,37.85],
      "莱州":[119.942327,37.177017],
      "湖州":[120.1,30.86],
      "汕头":[116.69,23.39],
      "昆山":[120.95,31.39],
      "宁波":[121.56,29.86],
      "湛江":[110.359377,21.270708],
      "揭阳":[116.35,23.55],
      "荣成":[122.41,37.16],
      "连云港":[119.16,34.59],
      "葫芦岛":[120.836932,40.711052],
      "常熟":[120.74,31.64],
      "东莞":[113.75,23.04],
      "河源":[114.68,23.73],
      "淮安":[119.15,33.5],
      "泰州":[119.9,32.49],
      "南宁":[108.33,22.84],
      "营口":[122.18,40.65],
      "惠州":[114.4,23.09],
      "江阴":[120.26,31.91],
      "蓬莱":[120.75,37.8],
      "韶关":[113.62,24.84],
      "嘉峪关":[98.289152,39.77313],
      "广州":[113.23,23.16],
      "延安":[109.47,36.6],
      "太原":[112.53,37.87],
      "清远":[113.01,23.7],
      "中山":[113.38,22.52],
      "昆明":[102.73,25.04],
      "寿光":[118.73,36.86],
      "盘锦":[122.070714,41.119997],
      "长治":[113.08,36.18],
      "深圳":[114.07,22.62],
      "珠海":[113.52,22.3],
      "宿迁":[118.3,33.96],
      "咸阳":[108.72,34.36],
      "铜川":[109.11,35.09],
      "平度":[119.97,36.77],
      "佛山":[113.11,23.05],
      "海口":[110.35,20.02],
      "江门":[113.06,22.61],
      "章丘":[117.53,36.72],
      "肇庆":[112.44,23.05],
      "大连":[121.62,38.92],
      "临汾":[111.5,36.08],
      "吴江":[120.63,31.16],
      "石嘴山":[106.39,39.04],
      "沈阳":[123.38,41.8],
      "苏州":[120.62,31.32],
      "茂名":[110.88,21.68],
      "嘉兴":[120.76,30.77],
      "长春":[125.35,43.88],
      "胶州":[120.03336,36.264622],
      "银川":[106.27,38.47],
      "张家港":[120.555821,31.875428],
      "三门峡":[111.19,34.76],
      "锦州":[121.15,41.13],
      "南昌":[115.89,28.68],
      "柳州":[109.4,24.33],
      "三亚":[109.511909,18.252847],
      "自贡":[104.778442,29.33903],
      "吉林":[126.57,43.87],
      "阳江":[111.95,21.85],
      "泸州":[105.39,28.91],
      "西宁":[101.74,36.56],
      "宜宾":[104.56,29.77],
      "呼和浩特":[111.65,40.82],
      "成都":[104.06,30.67],
      "大同":[113.3,40.12],
      "镇江":[119.44,32.2],
      "桂林":[110.28,25.29],
      "张家界":[110.479191,29.117096],
      "宜兴":[119.82,31.36],
      "北海":[109.12,21.49],
      "西安":[108.95,34.27],
      "金坛":[119.56,31.74],
      "东营":[118.49,37.46],
      "牡丹江":[129.58,44.6],
      "遵义":[106.9,27.7],
      "绍兴":[120.58,30.01],
      "扬州":[119.42,32.39],
      "常州":[119.95,31.79],
      "潍坊":[119.1,36.62],
      "重庆":[106.54,29.59],
      "台州":[121.420757,28.656386],
      "南京":[118.78,32.04],
      "滨州":[118.03,37.36],
      "贵阳":[106.71,26.57],
      "无锡":[120.29,31.59],
      "本溪":[123.73,41.3],
      "克拉玛依":[84.77,45.59],
      "渭南":[109.5,34.52],
      "马鞍山":[118.48,31.56],
      "宝鸡":[107.15,34.38],
      "焦作":[113.21,35.24],
      "句容":[119.16,31.95],
      "北京":[116.46,39.92],
      "徐州":[117.2,34.26],
      "衡水":[115.72,37.72],
      "包头":[110,40.58],
      "绵阳":[104.73,31.48],
      "乌鲁木齐":[87.68,43.77],
      "枣庄":[117.57,34.86],
      "杭州":[120.19,30.26],
      "淄博":[118.05,36.78],
      "鞍山":[122.85,41.12],
      "溧阳":[119.48,31.43],
      "库尔勒":[86.06,41.68],
      "安阳":[114.35,36.1],
      "开封":[114.35,34.79],
      "济南":[117,36.65],
      "德阳":[104.37,31.13],
      "温州":[120.65,28.01],
      "九江":[115.97,29.71],
      "邯郸":[114.47,36.6],
      "临安":[119.72,30.23],
      "兰州":[103.73,36.03],
      "沧州":[116.83,38.33],
      "临沂":[118.35,35.05],
      "南充":[106.110698,30.837793],
      "天津":[117.2,39.13],
      "富阳":[119.95,30.07],
      "泰安":[117.13,36.18],
      "诸暨":[120.23,29.71],
      "郑州":[113.65,34.76],
      "哈尔滨":[126.63,45.75],
      "聊城":[115.97,36.45],
      "芜湖":[118.38,31.33],
      "唐山":[118.02,39.63],
      "平顶山":[113.29,33.75],
      "邢台":[114.48,37.05],
      "德州":[116.29,37.45],
      "济宁":[116.59,35.38],
      "荆州":[112.239741,30.335165],
      "宜昌":[111.3,30.7],
      "义乌":[120.06,29.32],
      "丽水":[119.92,28.45],
      "洛阳":[112.44,34.7],
      "秦皇岛":[119.57,39.95],
      "株洲":[113.16,27.83],
      "石家庄":[114.48,38.03],
      "莱芜":[117.67,36.19],
      "常德":[111.69,29.05],
      "保定":[115.48,38.85],
      "湘潭":[112.91,27.87],
      "金华":[119.64,29.12],
      "岳阳":[113.09,29.37],
      "长沙":[113,28.21],
      "衢州":[118.88,28.97],
      "廊坊":[116.7,39.53],
      "菏泽":[115.480656,35.23375],
      "合肥":[117.27,31.86],
      "武汉":[114.31,30.52],
      "大庆":[125.03,46.58]
  }
  
  def convert(data):
      res = []
      for e in data:
          name = e.get('name')
          coord = geo_coord_map.get(name)
          if coord:
              cow = []
              cow.extend(coord)
              cow.append(e.get('value'))
              res.append({
                  "name": name,
                  "value": cow
              })
      return res
      
  def top(data, num=5):
      return sorted(data, key=lambda k: k['value'][2], reverse=True)[:num]
      
  
  points = convert(data)
  top10 = top(points, 10)
  
  
  def main():
      '''
      dash_echarts examples
      name: air with echarts
      author: dameng <pingf0@gmail.com>
      '''
      external_scripts = [
          f'http://api.map.baidu.com/getscript?v=3.0&ak={sys.argv[1]}&t={datetime.now().strftime("%Y%m%d%H%M%S")})',
      ]
      app = dash.Dash(__name__,
          external_scripts=external_scripts
  
      )
  
      option = {
          "title": {
              "text": '全国主要城市空气质量 - 百度地图',
              "subtext": 'data from PM25.in',
              "sublink": 'http://www.pm25.in',
              "left": 'center'
          },
          "tooltip" : {
              "trigger": 'item'
          },
          
          "bmap": {
              "center": [104.114129, 37.550339],
              "zoom": 5,
              "roam": True,
              "mapStyle": {
                  "styleJson": [{
                      'featureType': 'water',
                      'elementType': 'all',
                      'stylers': {
                          'color': '#d1d1d1'
                      }
                  }, {
                      'featureType': 'land',
                      'elementType': 'all',
                      'stylers': {
                          'color': '#f3f3f3'
                      }
                  }, {
                      'featureType': 'railway',
                      'elementType': 'all',
                      'stylers': {
                          'visibility': 'off'
                      }
                  }, {
                      'featureType': 'highway',
                      'elementType': 'all',
                      'stylers': {
                          'color': '#fdfdfd'
                      }
                  }, {
                      'featureType': 'highway',
                      'elementType': 'labels',
                      'stylers': {
                          'visibility': 'off'
                      }
                  }, {
                      'featureType': 'arterial',
                      'elementType': 'geometry',
                      'stylers': {
                          'color': '#fefefe'
                      }
                  }, {
                      'featureType': 'arterial',
                      'elementType': 'geometry.fill',
                      'stylers': {
                          'color': '#fefefe'
                      }
                  }, {
                      'featureType': 'poi',
                      'elementType': 'all',
                      'stylers': {
                          'visibility': 'off'
                      }
                  }, {
                      'featureType': 'green',
                      'elementType': 'all',
                      'stylers': {
                          'visibility': 'off'
                      }
                  }, {
                      'featureType': 'subway',
                      'elementType': 'all',
                      'stylers': {
                          'visibility': 'off'
                      }
                  }, {
                      'featureType': 'manmade',
                      'elementType': 'all',
                      'stylers': {
                          'color': '#d1d1d1'
                      }
                  }, {
                      'featureType': 'local',
                      'elementType': 'all',
                      'stylers': {
                          'color': '#d1d1d1'
                      }
                  }, {
                      'featureType': 'arterial',
                      'elementType': 'labels',
                      'stylers': {
                          'visibility': 'off'
                      }
                  }, {
                      'featureType': 'boundary',
                      'elementType': 'all',
                      'stylers': {
                          'color': '#fefefe'
                      }
                  }, {
                      'featureType': 'building',
                      'elementType': 'all',
                      'stylers': {
                          'color': '#d1d1d1'
                      }
                  }, {
                      'featureType': 'label',
                      'elementType': 'labels.text.fill',
                      'stylers': {
                          'color': '#999999'
                      }
                  }]
              }
          },
          "series" : [
              {
                  'name': 'pm2.5',
                  'type': 'scatter',
                  'coordinateSystem': 'bmap',
                  'data': points,
                  'symbolSize': 'ss',
                  'encode': {
                      'value': 2
                  },
                  'label': {
                      'formatter': '{b}',
                      'position': 'right',
                      'show': False
                  },
                  'emphasis': {
                      'label': {
                          'show': True
                      }
                  }
              },
              {
                  'name': 'Top 10',
                  'type': 'effectScatter',
                  'coordinateSystem': 'bmap',
                  'data': top10,
                  'symbolSize': 'ss' ,
                  'encode': {
                      'value': 2
                  },
                  'showEffectOn': 'render',
                  'rippleEffect': {
                      'brushType': 'stroke'
                  },
                  'hoverAnimation': True,
                  'label': {
                      'formatter': '{b}',
                      'position': 'right',
                      'show': True
                  },
                  'itemStyle': {
                      'shadowBlur': 10,
                      'shadowColor': '#333'
                  },
                  'zlevel': 1
              },
          ]
      } 
  
      app.layout = html.Div([
          dash_echarts.DashECharts(
              bmap_token=sys.argv[1],
              option = option,
              id='echarts',
              funs= {
                  'ss': '''
                  function(val) {
                      return val[2] / 10;
                  }
                  '''
              },
              fun_values= ["ss"],
              # fun_keys= ["symbolSize"],
  
  
              style={
                  "width": '100vw',
                  "height": '100vh',
              }
          ),
      ])
      app.run_server(debug=True)
  
  if __name__ == '__main__':
      main()
  