* 겪고 있는 문제 상황을 최대한 자세하게 작성해주세요.

* 문제 해결을 위해 어떤 시도를 해보았는지 구체적으로 함께 알려주세요.

from flask import Flask, render_template, request, jsonify

app = Flask(__name__)

from pymongo import MongoClient

client = MongoClient('mongodb+srv://sparta:test@cluster0.oc8hfpj.mongodb.net/?retryWrites=true&w=majority')

db = client.dbsparta

@app.route('/')

def home():

    return render_template('index.html')

@app.route("/bucket", methods=["POST"])

def bucket_post():

    bucket_receive = request.form['bucket_give']

    doc = {

         'bucket' : bucket_receive

    }

    db.bucket.insert_one(doc)

    return jsonify({'msg': '저장완료'})

@app.route("/bucket", methods=["GET"])

def bucket_get():

    all_buckets = list(db.bucket.find({}, {'_id': False}))

    return jsonify({'result': all_buckets})

if __name__ == '__main__':

    app.run('0.0.0.0', port=5000, debug=True)

작성한 코드 및 에러 메세지

$ "c:/Users/김희찬/Desktop/project/04 bucket/venv/Scripts/python.exe" "c:/Users/김희찬/Desktop/project/04 bucket/app.py"

Traceback (most recent call last):

 File "c:/Users/김희찬/Desktop/project/04 bucket/app.py", line 4, in <module>

  from pymongo import MongoClient

 File "C:\Users\김희찬\Desktop\project\04 bucket\venv\lib\site-packages\pymongo\__init__.py", line 87, in <module>

  from pymongo import _csot

 File "C:\Users\김희찬\Desktop\project\04 bucket\venv\lib\site-packages\pymongo\_csot.py", line 23, in <module>

  from pymongo.write_concern import WriteConcern

ModuleNotFoundError: No module named 'pymongo.write_concern'