我收到此错误
无法获取照片详细信息:磁盘上不存在照片文件“ 1557963184_b_near-east-university-1489.tU9IR.png”。
但是它存在于storage-images文件夹中。请帮助我,我该怎么办?
import json
from scrapy.exporters import JsonItemExporter, CsvItemExporter
class CustomJsonExporter(JsonItemExporter):
def _beautify_newline(self):
self.file.write(b'\n')
class PrintItem:
def process_item(self, item, spider):
print(dict(item))
return item
class JsonPipeline:
def open_spider(self, spider):
self.file = open('static/maquinas.json', 'wb')
self.exporter = CustomJsonExporter(self.file)
self.exporter.start_exporting()
def close_spider(self, spider):
self.exporter.finish_exporting()
self.file.close()
def process_item(self, item, spider):
self.exporter.export_item(item)
return item
class CsvPipeline:
def open_spider(self, spider):
self.file = open('static/maquinas.csv', 'wb')
self.exporter = CsvItemExporter(self.file)
self.exporter.fields_to_export = ['storage', 'cpu', 'memory', 'bandwidth', 'price']
def close_spider(self, spider):
self.exporter.finish_exporting()
self.file.close()
def process_item(self, item, spider):
self.exporter.export_item(item)
return item
据我了解,$ location必须是/ Model / Location类的实例 但这是什么意思,我该如何解决该错误?