ADD file via upload

pipelines.py

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+# Define your item pipelines here
+#
+# Don't forget to add your pipeline to the ITEM_PIPELINES setting
+# See: https://docs.scrapy.org/en/latest/topics/item-pipeline.html
+
+
+# useful for handling different item types with a single interface
+from itemadapter import ItemAdapter
+import urllib.request
+
+class ZhongtuwangPipeline:
+    # 打开文件
+    def open_spider(self, spider):
+        self.fp = open('book.json', 'w', encoding='utf-8')
+
+    # 写入内容
+    def process_item(self, item, spider):
+        self.fp.write(str(item))
+        return item
+#     关闭文件
+    def close_spider(self,spider):
+        self.fp.close()
+class zhongwangDownloadPipeline:
+    def process_item(self, item, spider):
+        url =item.get('src')
+        filename = 'images/' + item.get('name')[0].replace(':','：').replace('/','-').replace('?','！') + '.jpg'
+        urllib.request.urlretrieve(url=url, filename=filename)
+        print(filename)
+        return item