class VisionsPrettyPipeline(object):
"""
Pretty-prints category and product data to a file (data/category.txt or
data/product.txt)
"""
def __init__(self):
self.exporter = None
def open_spider(self, spider):
self.exporter = PprintItemExporter(open('data/%s.txt' %spider.name, 'w'))
self.exporter.start_exporting()
def process_item(self, item, spider):
self.exporter.export_item(item)
return item
def close_spider(self, spider):
self.exporter.finish_exporting()
def _get_exporter(self, **kwargs):
return PprintItemExporter(self.output, **kwargs)
def open_spider(self, spider):
self.exporter = PprintItemExporter(open('data/%s.txt' %spider.name, 'w'))
self.exporter.start_exporting()