* 겪고 있는 문제 상황을 최대한 자세하게 작성해주세요.

* 문제 해결을 위해 어떤 시도를 해보았는지 구체적으로 함께 알려주세요.

숙제영상 따라하기 하는데 에러뜨고 해결 못하고 있어요;;

from flask import Flask, render_template, request, jsonify

app = Flask(__name__)

import requests

from bs4 import BeautifulSoup

from pymongo import MongoClient

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

db = client.pirates_lv1

@app.route('/')

def home():

    return render_template("index.html")

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

def post_exhibit():

    url_receive = request.form["url_give"]

    headers = {

        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64)AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.86 Safari/537.36'}

    data = requests.get(url_receive, headers=headers)

    soup = BeautifulSoup(data.text, 'html.parser')

    title = soup.select_one('#container > div.wide-inner > section > h3').text

    period = soup.select_one('#container > div.detial-cont-element.active > div > dl:nth-child(1) > dd').text.strip()

    tags = soup.select_one('#container > section.tag-element.poi > p').text.replace('\n',' ')

    image = soup.select('.item')[1]['style'].replace("background-image:url('",'').replace("');",'')

    image =  'https://korean.visitseoul.net'+image

    doc = {

        'url':url_receive,

        'title':title,

        'period':period,

        'tags':tags,

        'image':image

        }

    db.exhibition.insert_one(doc)

    return jsonify({"msg": "저장 완료!"})

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

def get_exhibit():

    exhibitions = list(db.exhibition.find({},{'_id':False}))

    return jsonify({"exhibitions": exhibitions})

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

def get_now():

    url = 'https://korean.visitseoul.net/exhibition'

    headers = {

        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64)AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.86 Safari/537.36'}

    data = requests.get(url, headers=headers)

    soup = BeautifulSoup(data.text, 'html.parser')

    items = soup.select('.item > a')

    base = 'https://korean.visitseoul.net'

    docs = []

    for item in items:

        url = base+item['href']

        image = base+item.select_one('.thumb')['style'].split('(')[1].replace(')','')

        title = item.select_one('.title').text

        period = item.select_one('.small-text.text-dot-d').text.strip()

        doc = {

            'url':url,

            'image':image,

            'title':title,

            'period':period

        }

        docs.append(doc)

        return jsonify({"now": docs})

if __name__ == "__main__":

    app.run(debug=True, port=8080)