python crawlers, crawl electricity supplier sites commodity details, including the United States, Dangdang, Amazon, Yi Xun website.

1-国美抓取所有catid.py
2-国美根据catid获取所有页的商品ID.py
all_cat.txt
当当-1抓取所有catid.py
当当-2根据列表URL抓取ID.py
淘宝-根据类目ID抓取所有商品ID.py
淘宝-实际应用中根据全部类目ID抓取商品ID并存入文件夹aa.py
亚马逊1根据列表页抓取ID.py
易迅-1 抓取全部类目URL.py
易迅2 根据类目抓取ID.py
易迅-3根据ID抓取商品信息.py

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