fix cython type error

app/db/models/subscribehistory.py

@@ -1,3 +1,5 @@
+from typing import Optional
+
 from sqlalchemy import Column, Integer, String, Sequence, Float, JSON
 from sqlalchemy.orm import Session
 
@@ -70,7 +72,7 @@ class SubscribeHistory(Base):
 
     @staticmethod
     @db_query
-    def list_by_type(db: Session, mtype: str, page: int = 1, count: int = 30):
+    def list_by_type(db: Session, mtype: str, page: Optional[int] =  1, count: Optional[int] =  30):
         result = db.query(SubscribeHistory).filter(
             SubscribeHistory.type == mtype
         ).order_by(
@@ -80,7 +82,7 @@ class SubscribeHistory(Base):
 
     @staticmethod
     @db_query
-    def exists(db: Session, tmdbid: int = None, doubanid: str = None, season: int = None):
+    def exists(db: Session, tmdbid: Optional[int] =  None, doubanid: Optional[str] =  None, season: Optional[int] =  None):
         if tmdbid:
             if season:
                 return db.query(SubscribeHistory).filter(SubscribeHistory.tmdbid == tmdbid,