Update fin_data_api.py

fin_data_api.py

@@ -18,7 +18,7 @@ def get_finnhub_data(example: str) -> json:
     :param1 example: '/company-news?symbol=AAPL&from=2023-08-15&to=2023-08-20'
     """
     base_url = 'https://finnhub.io/api/v1//'
-    token = f"&token={content['finhubapi_key']}"
+    token = f"&token={os.environ['finnhub_token']}"
 
     request = requests.get(f"{base_url}{example}{token}")
     return request.json()