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從 TDX 得到 YouBike 站點
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| import requests | |
| import json | |
| import pandas as pd | |
| from matplotlib import pyplot as plt | |
| import folium | |
| client_id = "xxxx" # 佛曰不可說 | |
| client_key = "xxxx" # 佛曰不可說 | |
| auth_url = "https://tdx.transportdata.tw/auth/realms/TDXConnect/protocol/openid-connect/token" | |
| url = "https://tdx.transportdata.tw/api/basic/v2/Bike/Station/City/PingtungCounty" ##要切換其他縣市的語法請看官網 | |
| class Auth(): | |
| def __init__(self, client_id, client_key): | |
| self.client_id = client_id | |
| self.client_key = client_key | |
| def get_auth_header(self): | |
| content_type = 'application/x-www-form-urlencoded' | |
| grant_type = 'client_credentials' | |
| return{ | |
| 'content-type' : content_type, | |
| 'grant_type' : grant_type, | |
| 'client_id' : self.client_id, | |
| 'client_secret' : self.client_key | |
| } | |
| class data(): | |
| def __init__(self, client_id, client_key, auth_response): | |
| self.client_id = client_id | |
| self.client_key = client_key | |
| self.auth_response = auth_response | |
| def get_data_header(self): | |
| auth_JSON = json.loads(self.auth_response.text) | |
| access_token = auth_JSON.get('access_token') | |
| return{ | |
| 'authorization': 'Bearer ' + access_token, | |
| 'Accept-Encoding': 'gzip' | |
| } | |
| if __name__ == '__main__': | |
| try: | |
| d = data(client_id, client_key, auth_response) | |
| data_response = requests.get(url, headers=d.get_data_header()) | |
| except: | |
| a = Auth(client_id, client_key) | |
| auth_response = requests.post(auth_url, a.get_auth_header()) | |
| d = data(client_id, client_key, auth_response) | |
| data_response = requests.get(url, headers=d.get_data_header()) | |
| dataframe = pd.DataFrame(data_response.json()) | |
| dataframe['Lon'] = dataframe['StationPosition'].apply(lambda x: x.get('PositionLon') if isinstance(x, dict) else None) | |
| dataframe['Lat'] = dataframe['StationPosition'].apply(lambda x: x.get('PositionLat') if isinstance(x, dict) else None) | |
| center = [22.66021, 120.47921] | |
| m = folium.Map(location=center, zoom_start=15, tiles="CartoDB Positron") | |
| circle_300_group = folium.FeatureGroup(name="300 公尺", show=True) | |
| circle_500_group = folium.FeatureGroup(name="500 公尺", show=False) | |
| for _, row in dataframe.iterrows(): | |
| lat, lon = row['Lat'], row['Lon'] | |
| name = row['StationName']['Zh_tw'] | |
| # marker（直接加到主地圖） | |
| marker = folium.Marker( | |
| location=[lat, lon], | |
| popup=name, | |
| icon=folium.Icon(color='orange', icon='bicycle', prefix='fa') | |
| ) | |
| m.add_child(marker) | |
| # 300 公尺圓加到圖層 group | |
| circle_300 = folium.Circle( | |
| location=[lat, lon], | |
| radius=300, | |
| color='yellow', | |
| fill=True, | |
| fill_opacity=0.1 | |
| ) | |
| circle_300_group.add_child(circle_300) | |
| # 500 公尺圓加到圖層 group | |
| circle_500 = folium.Circle( | |
| location=[lat, lon], | |
| radius=500, | |
| color='red', | |
| fill=True, | |
| fill_opacity=0.1 | |
| ) | |
| circle_500_group.add_child(circle_500) | |
| # 將圖層群組加入地圖 | |
| m.add_child(circle_300_group) | |
| m.add_child(circle_500_group) | |
| # 加入圖層切換控制器 | |
| m.add_child(folium.LayerControl()) | |
| m.save("youbike_map.html") |
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