Python爬取高德地图各城市天气 Python爬取高德地图各城市天气

Python爬取高德地图各城市天气爬虫练习项目之一。从高德地图json数据接口获取天气。可以获取某省的所有城市天气。高德地图的这个接口还能获取县城的天气，我只写到了市。有兴趣的朋友可以尝试一下。

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完整代码：

import timeimport requests from prettytable import PrettyTable#用来打印表格的库 ''' 查询当前地点天气的url：https://www.amap.com/service/weather?adcode=110000 各城市对应code的url：https://www.amap.com/service/cityList?version=20207备注：这两个url可以从Network中查看到 '''# 获取地名对应的code def get_location_dic(location_dic_url,province):# 判断输入的省份名称是否正确 list = ['北京市', '天津市', '河北省', '山西省', '内蒙古自治区', '辽宁省', '吉林省', '黑龙江省', '上海市', '江苏省', '浙江省', '安徽省', '福建省', '江西省', '山东省', '河南省', '湖北省', '湖南省', '广东省', '广西壮族自治区', '海南省', '重庆市', '四川省', '贵州省', '云南省', '西藏自治区', '陕西省', '甘肃省', '青海省', '宁夏回族自治区', '新疆维吾尔自治区', '台湾省', '香港特別行政區', '澳門特別行政區']if province not in list: print('_'*100) print(':( 输入错误！请输入正确的省份名称') print('提示：可输入的省份名称为：') print(list) else: headers = { 'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.89 Safari/537.36'}response = requests.get(location_dic_url,headers=headers) response.encoding = response.apparent_encoding# 获取json数据 data = https://www.it610.com/article/response.json()['data']['cityData']['provinces']# 创建字典用于保存各省份的code provinces_code_dic = {} for d in data: provinces_code_dic[data[d]['label']] = data[d]['adcode']# 获取指定省份的所有城市的code等基础信息 cities_data = https://www.it610.com/article/data[provinces_code_dic[province]]['cities']# 直辖市没有城市，此时直接返回上一级包含直辖市code信息的内容。 if not cities_data: cities_data = https://www.it610.com/article/[data[provinces_code_dic[province]]] return cities_data return''# 从高德地图返回的json数据中获取关键部分 def get_today_data(url,location_code): weather_url = url + location_code response = requests.get(weather_url) response.encoding = response.apparent_encoding today_data = https://www.it610.com/article/response.json()['data']['data'][0] return today_data# 从以上获取的数据中抽取出当前地点的天气信息并赋值给对象wheather # 从json数据中可以看出，高德地图的天气数据分为白天和夜晚 def get_wheather(today_data): wheather = { 'day_wheather': { 'max_temp': today_data['forecast_data'][0]['max_temp'], 'min_temp': today_data['forecast_data'][0]['min_temp'], 'weather_name': today_data['forecast_data'][0]['weather_name'], 'wind_power_desc': today_data['forecast_data'][0]['wind_power_desc'], 'wind_direction_desc': today_data['forecast_data'][0]['wind_direction_desc'] }, 'night_wheather': { 'max_temp': today_data['forecast_data'][1]['max_temp'], 'min_temp': today_data['forecast_data'][1]['min_temp'], 'weather_name': today_data['forecast_data'][1]['weather_name'], 'wind_power_desc': today_data['forecast_data'][1]['wind_power_desc'], 'wind_direction_desc': today_data['forecast_data'][1]['wind_direction_desc'] } } return wheatherif __name__ == '__main__': while True: province = input('请输入省份名称：') print('正在爬取，请稍后...') print('') url = 'https://www.amap.com/service/weather?adcode=' location_dic_url = 'https://www.amap.com/service/cityList?version=20207'# 定义空列表用来存储所有城市的天气信息 all_info = []# 获取各城市对应code及其他信息 location_dic_all = get_location_dic(location_dic_url,province)if location_dic_all: # 去除没用信息，只保留城市：code location_dic = [ { base['name']:base['adcode'] for base in location_dic_all } ]# 提取城市名列表 locations = location_dic[0].keys()# 遍历城市名称，将所需信息提取出来全部赋给all_info for location in locations: today_data = https://www.it610.com/article/get_today_data(url,location_dic[0][location]) wheather = get_wheather(today_data) all_info.append( {'location':location, 'day_wheather':wheather['day_wheather'], 'night_wheather':wheather['night_wheather'] } ) today = today_data['forecast_date'] weekday = str(today_data['weekday'])# 数据中含有1-7代表星期，通过字典将其和星期一一对应 weekday_dic = { '1':'星期二', '2':'星期三', '3':'星期四', '4':'星期五', '5':'星期六', '6':'星期日', '7':'星期一', }# 调用此模块用于打印表格 tb = PrettyTable() tb.field_names = ['城市','早晚','天气','最高温度','最低温度','风力'] for x in all_info: tb.add_row([x['location'],'白天',x['day_wheather']['weather_name'],x['day_wheather']['max_temp'],x['day_wheather']['min_temp'],x['day_wheather']['wind_direction_desc'] + ' ' + x['day_wheather']['wind_power_desc']]) tb.add_row(['','夜晚',x['night_wheather']['weather_name'],x['night_wheather']['max_temp'],x['night_wheather']['min_temp'],x['night_wheather']['wind_direction_desc'] + ' ' + x['night_wheather']['wind_power_desc']]) print('今天是%s %s。%s天气如下：'%(today,weekday_dic[weekday],province)) print(tb) print('*'*100)

【Python爬取高德地图各城市天气】源代码及打包exe文件下载