ImportError: cannot import name 'Db' from partially initialized module 'orm_model.db' (most likely due to a circular import) (C:\Users\Komil\OneDrive\Desktop\mymodel\orm_model\db.py)


I am making al library!

I have model.py and db.py
in db.py has class Db
in model.py has class Model

db.py imported Model
and model.py imported Db

but i have error 

ImportError: cannot import name 'Db' from partially initialized module 'orm_model.db' (most likely due to a circular import) 


how can i resolve it please enswer me!