Use bson.ObjectID for user management rather than int (from SQLAlchemy)

Author: mikeckennedy

app/ch10_using_sqlachemy/final/pypi_org/infrastructure/num_convert.py

@@ -1,5 +1,8 @@
-def try_int(text) -> int:
+from typing import Optional
+
+
+def try_int(text) -> Optional[int]:
     try:
         return int(text)
     except:
-        return 0
+        return None

app/ch16_mongodb/final/pypi_org/services/user_service.py

@@ -1,5 +1,6 @@
 from typing import Optional
 
+import bson
 from passlib.handlers.sha2_crypt import sha512_crypt as crypto
 from pypi_org.nosql.users import User
 
@@ -46,6 +47,6 @@ def login_user(email: str, password: str) -> Optional[User]:
     return user
 
 
-def find_user_by_id(user_id: int) -> Optional[User]:
+def find_user_by_id(user_id: bson.ObjectId) -> Optional[User]:
     user = User.objects().filter(id=user_id).first()
     return user