在数据库中保存图像路径名

Question

我已经成功地在网站上爬了图像数据，并将图像保存在文件夹中。但是我想将图像的路径名保存在MySQL数据库中。

喜欢下面的蜘蛛的结果，我想将数据"路径"转发到管道，但我不知道如何选择

'images': [{'checksum': '75873dcc0944e29787525197648aa1a6',
             'path': 'full/91e6d13e3ad32def287f98199c8bbe1915c71773.jpg',
             'url': 'https://cdn.sindonews.net/dyn/620/content/2019/08/05/12/1426977/masa-kampanye-jadwal-pemilu-hingga-e-voting-jadi-isu-revisi-uu-pemilu-qoQ.jpg'}],

我的pipelines.py：

import mysql.connector
class SkripsiPipeline(object):
    def __init__(self):
        self.create_connection()
        # dispatcher.connect(self.close_spider, signals.close_spider)
        # self.create_table()
    def create_connection(self):
        self.conn = mysql.connector.connect(
            host = '127.0.0.1',
            password = '',
            user = 'root',
            database = 'news'
        )
        self.curr = self.conn.cursor()
    def process_item(self, item, spider):
        self.store_db(item)
        return item
    def store_db(self,item):
        self.curr.execute("INSERT INTO news_tb (url, title, author, time, crawl_time, image_urls, images, content) values (%s,%s,%s,%s,%s,%s,%s,%s)",(
            item['url'][0],
            item['title'][0],
            item['author'][0],
            item['time'][0],
            item['crawl_time'][0],
            item['image_urls'][0],
            item['content'][0]
        ))
        self.conn.commit()

我的项目。py

import scrapy
class SkripsiItem(scrapy.Item):
    url = scrapy.Field()
    title = scrapy.Field()
    author = scrapy.Field()
    time = scrapy.Field()
    crawl_time = scrapy.Field()
    image_urls = scrapy.Field()
    images = scrapy.Field()
    content = scrapy.Field()

我想将图像路径的名称保存到数据库。任何熟悉这个问题的人，请告诉我。谢谢。

Answer 1

如果图像列表是您项目的一部分，则可以这样选择： item['images'][0]['path']。

您可以通过更改store_db方法如下：

将其添加到管道中

def store_db(self,item):
    path = item['images'][0]['path'].split('/')[1]
    self.curr.execute("INSERT INTO news_tb (url, title, author, time, crawl_time, image_urls, images, content, path) values (%s,%s,%s,%s,%s,%s,%s,%s,%s)",(
        item['url'][0],
        item['title'][0],
        item['author'][0],
        item['time'][0],
        item['crawl_time'][0],
        item['image_urls'][0],
        item['content'][0],
        path
    ))
    self.conn.commit()