>From the release notes:
http://doc.scrapy.org/en/latest/news.html?highlight=custom_settings#per-spider-settings-gsoc-2014

On Wed, Oct 7, 2015 at 3:17 PM, Paul Tremberth <[email protected]>
wrote:

> Scrapy 1.0 has support for per-spider settings:
> http://doc.scrapy.org/en/latest/topics/settings.html#settings-per-spider
>
> just add a `custom_settings` attribute to your spider class,
> and you should be good.
>
> On Wed, Oct 7, 2015 at 10:46 AM, <[email protected]> wrote:
>
>> Hi,
>> There are several spiders in my one project. I've written my basic global
>> settings in my project's settings.py and I don't know how to override some
>> settings for different spider.
>>
>> Just like spider1 can override settings: ITEM_PIPELINES =
>> {'myproject.pipelines.UserImagesPipeline':*1*
>> ,'myproject.pipelines.WeibospiderPipeline':300}
>> while spider2 can stll use the settings: ITEM_PIPELINES =
>> {'myproject.pipelines.UserImagesPipeline':*None*,'myproject.pipelines.WeibospiderPipeline':300}
>> in the  project's settings.py
>>
>>
>> I've found the following method in the Core API of the Scrapy
>> documentation, and I once try to use this method like this:
>>
>> Solution1:
>> from scrapy.settings import Settings
>> class MySpider(BaseSpider):
>>       myset = Settings()
>>
>> myset.set('ITEM_PIPELINES',{'myproject.pipelines.UserImagesPipeline':*1*
>> ,'myproject.pipelines.WeibospiderPipeline':300},priority='spider')
>>
>> Solution2:
>> from scrapy.conf import settings
>> class MySpider(BaseSpider):
>>
>> settings.set('ITEM_PIPELINES',{'myproject.pipelines.UserImagesPipeline':1,'myproject.pipelines.pipelines.WeibospiderPipeline':300},priority='spider')
>>
>> However,these didn't work for me. Besides, Solution2 can change all the
>> spider's settings, and actually module scrapy.conf is deprecated now.
>> Is there a way to use different settings for spider1 and spider2
>> separately?
>> Thanks!
>> Bill
>>
>>
>>
>> <https://lh3.googleusercontent.com/-vYmXOsw5CZ8/VhTXA4dMGOI/AAAAAAAAAAM/Buhab2lEM0g/s1600/aaa.png>
>>
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>
>

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