add season class

serie.py

@@ -3,8 +3,14 @@ class Episode:
       self.number = number
       self.url = url
       
+      
+class Season:
+    def __init__(self, number, url):
+      self.number = number
+      self.url = url
+
 class Serie:
-    def __init__(self, sid:str, name:str, seasons:list, url:str):
+    def __init__(self, sid:str, name:str, seasons:list[Season], url:str):
         self.sid = sid
         self.name = name
         self.seasons = seasons