강의 내용 처럼 작성했는데 실행창에 none 만 뜹니다.

from pymongo import MongoClient
client = MongoClient('mongodb+srv://test:sparta@cluster0.6qdzncr.mongodb.net/Cluster0?retryWrites=true&w=majority')
db = client.dbsparta

movie = db.movies.find_one({'title':'가버나움'})
print(movie)