Fixed List typing issue for older verions

EngieApi/EngieAPI.py

@@ -1,9 +1,10 @@
 import json
 from datetime import date, datetime, timedelta
+from typing import List
 
 import requests
 
-date_format = '%Y-%m-%dT%H:%M:%S%z'
+date_format = "%Y-%m-%dT%H:%M:%S%z"
 
 
 class EngieAPI:
@@ -18,10 +19,10 @@ class EngieAPI:
             "User-Agent": "Mozilla/5.0 (Linux; Android 7.0; SM-G930V Build/NRD90M) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.125 Mobile Safari/537.36",
             "Referer": "https://engieenergy.azurewebsites.net/",
             "Content-Length": "294",
-            "Accept-Language": "en-GB,en;q=0.9"
+            "Accept-Language": "en-GB,en;q=0.9",
         }
 
-    def get_epex_spot(self, date: date) -> list[float]:
+    def get_epex_spot(self, date: date) -> List[float]:
         to_date = datetime(date.year, date.month, date.day, 23, 59, 59)
         from_date = to_date - timedelta(days=1, hours=23, minutes=59, seconds=59)
 
@@ -29,14 +30,10 @@ class EngieAPI:
             "ApplicationDate": {
                 "From": from_date.strftime(date_format),
                 "To": to_date.strftime(date_format),
-                "UseTime": True
+                "UseTime": True,
             },
             "IncludeOffset": True,
-            "Items": [
-                {
-                    "IdRef": 7070
-                }
-            ]
+            "Items": [{"IdRef": 7070}],
         }
 
         res = requests.post(self.url, headers=self.headers, data=json.dumps(data))
@@ -46,7 +43,7 @@ class EngieAPI:
             # check if the Date is the same as the one requested, attention to the timezone
             if datetime.strptime(j["Date"], date_format).date() == date:
                 values.append(j["Value"])
-                
+
         if not values:
             raise ValueError("No data found for this date")
         return values