from flask import Flask, render_template, request, jsonify

app = Flask(__name__)


@app.route('/')
def home():
    return render_template('index.html')


@app.route("/mars", methods=["POST"])
def web_mars_post():
    name_receive = request.form['name_give']
    address_receive = request.form['address_give']
    size_receive = request.form['size_give']
    doc = {'name': name_receive, 'address': address_receive, 'size': size_receive}
    db.mars.insert_one(doc)


return jsonify({'msg': '주문 완료' })


@app.route("/mars", methods=["GET"])
def web_mars_get():
    return jsonify({'msg': 'GET 연결 완료!'})


if __name__ == '__main__':
    app.run('0.0.0.0', port=5000, debug=True)
ㄱ계속 실행 오류라고 뜹니다'return jsonify({'msg': '주문 완료' })'이 부분이요