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updated Scrapy architecture doc by adding reference to Scheduler middlewares. refs #31
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@ -18,7 +18,7 @@ also described below.
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.. image:: _images/scrapy_architecture.png
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:width: 700
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:height: 468
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:height: 494
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:alt: Scrapy architecture
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Components
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@ -77,6 +77,14 @@ requests). They provide a convenient mechanism for extending Scrapy
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functionality by plugging custom code. For more information see
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:ref:`topics-spider-middleware`.
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Scheduler middlewares
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---------------------
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Spider middlewares are specific hooks that sit between the Engine and the
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Scheduler and process requests when they pass from the Engine to the Scheduler
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and vice-versa. They provide a convenient mechanism for extending Scrapy
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functionality by plugging custom code.
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Data flow
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=========
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