rest api实例中的即席评估问题

from flask import Flask, request, jsonify

app = Flask(__name__)

# 模拟数据库
data = {}

@app.route('/resource/<id>', methods=['GET'])
def get_resource(id):
    return jsonify(data.get(id, {'error': 'Not found'}))

@app.route('/resource', methods=['POST'])
def create_resource():
    new_id = len(data) + 1
    data[new_id] = request.json
    return jsonify({'id': new_id}), 201

@app.route('/resource/<id>', methods=['PUT'])
def update_resource(id):
    if id in data:
        data[id] = request.json
        return jsonify({'status': 'updated'})
    else:
        return jsonify({'error': 'Not found'}), 404

@app.route('/resource/<id>', methods=['DELETE'])
def delete_resource(id):
    if id in data:
        del data[id]
        return jsonify({'status': 'deleted'})
    else:
        return jsonify({'error': 'Not found'}), 404

if __name__ == '__main__':
    app.run(debug=True)