text: from tinydb import TinyDB, Query
  from model.security import pwd_context
  
  
  class DB:
      def __init__(self):
          self.__db = TinyDB('./db/pass.json')
          self.__user_table = self.__db.table("user")
          self.__User = Query()
  
      def update_hash(self, user, new_hash):
          self.__user_table.upsert({"name": user, "hash": new_hash}, self.__User.name == user)
          print("Hash Updated")
  
      def create_user(self, user, password, admin):
          if admin:
              category = "admin"
          else:
              category = None
  
          n_hash = pwd_context.hash(password, category=category)
          self.update_hash(user, n_hash)
          print("User created successfully")
  
      def get_user(self, user):
          return self.__user_table.get(self.__User.name == user)
  