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December 1, 2021 16:47
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Twitter API v2で sample stream
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| import sys | |
| import os | |
| import base64 | |
| import json | |
| import urllib.request | |
| import urllib.parse | |
| api_key = os.environ['TWITTER_API_KEY'] | |
| api_key_secret = os.environ['TWITTER_API_KEY_SECRET'] | |
| def get_bearer_token(api_key, api_key_secret): | |
| credential = '{}:{}'.format(api_key, api_key_secret) | |
| credential_base64 = base64.b64encode(credential.encode()).decode() | |
| url = 'https://api.twitter.com/oauth2/token' | |
| method = 'POST' | |
| headers = {'Authorization': 'Basic {}'.format(credential_base64), | |
| 'User-Agent': 'autopilot', | |
| 'Content-Type': 'application/x-www-form-urlencoded;charset=UTF-8'} | |
| params = {'grant_type': 'client_credentials'} | |
| data = urllib.parse.urlencode(params).encode('utf-8') | |
| request = urllib.request.Request( | |
| url, data=data, headers=headers, method=method) | |
| res = urllib.request.urlopen(request) | |
| response_data = res.read() | |
| response_json = json.loads(response_data) | |
| return response_json['access_token'] | |
| def request(token): | |
| method = 'GET' | |
| url = 'https://api.twitter.com/2/tweets/sample/stream' | |
| headers = {'Authorization': 'Bearer {}'.format(token), | |
| 'User-Agent': 'autopilot', | |
| 'Content-Type': 'application/x-www-form-urlencoded;charset=UTF-8'} | |
| request = urllib.request.Request( | |
| url, headers=headers, method=method) | |
| res = urllib.request.urlopen(request) | |
| for line in res: | |
| try: | |
| data = json.loads(line.decode('utf-8')) | |
| print(data) | |
| except json.JSONDecodeError as e: | |
| print(e, file=sys.stderr) | |
| pass | |
| if __name__ == '__main__': | |
| # https://developer.twitter.com/ja/docs/authentication/api-reference/token このメソッドで受信したトークンはキャッシュする必要があります。試行の頻度が多すぎると、リクエストはコード99とともにHTTP 403で拒否されます。 | |
| token = get_bearer_token(api_key, api_key_secret) | |
| request(token) | |
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