{"product_id":"9781784390914","title":"Learning Scrapy","description":"\u003cp\u003e\u003cb\u003eLearn the art of efficient web scraping and crawling with Python\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eAbout This Book\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eExtract data from any source to perform real time analytics.\u003c\/li\u003e\n\u003cli\u003eFull of techniques and examples to help you crawl websites and extract data within hours.\u003c\/li\u003e\n\u003cli\u003eA hands-on guide to web scraping and crawling with real-life problems and solutions\u003c\/li\u003e\n\u003c\/ul\u003e\u003cb\u003eWho This Book Is For\u003c\/b\u003e\u003cp\u003eIf you are a software developer, data scientist, NLP or machine-learning enthusiast or just need to migrate your company's wiki from a legacy platform, then this book is for you. It is perfect for someone , who needs instant access to large amounts of semi-structured data effortlessly.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eWhat You Will Learn\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUnderstand HTML pages and write XPath to extract the data you need\u003c\/li\u003e\n\u003cli\u003eWrite Scrapy spiders with simple Python and do web crawls\u003c\/li\u003e\n\u003cli\u003ePush your data into any database, search engine or analytics system\u003c\/li\u003e\n\u003cli\u003eConfigure your spider to download files, images and use proxies\u003c\/li\u003e\n\u003cli\u003eCreate efficient pipelines that shape data in precisely the form you want\u003c\/li\u003e\n\u003cli\u003eUse Twisted Asynchronous API to process hundreds of items concurrently\u003c\/li\u003e\n\u003cli\u003eMake your crawler super-fast by learning how to tune Scrapy's performance\u003c\/li\u003e\n\u003cli\u003ePerform large scale distributed crawls with scrapyd and scrapinghub\u003c\/li\u003e\n\u003c\/ul\u003e\u003cb\u003eIn Detail\u003c\/b\u003e\u003cp\u003eThis book covers the long awaited Scrapy v 1.0 that empowers you to extract useful data from virtually any source with very little effort. It starts off by explaining the fundamentals of Scrapy framework, followed by a thorough description of how to extract data from any source, clean it up, shape it as per your requirement using Python and 3rd party APIs. Next you will be familiarised with the process of storing the scrapped data in databases as well as search engines and performing real time analytics on them with Spark Streaming. By the end of this book, you will perfect the art of scarping data for your applications with ease\u003c\/p\u003e\u003cp\u003e\u003cb\u003eStyle and approach\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eIt is a hands on guide, with first few chapters written as a tutorial, aiming to motivate you and get you started quickly. As the book progresses, more advanced features are explained with real world examples that can be reffered while developing your own web applications.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Packt Publishing","offers":[{"title":"Default Title","offer_id":47174942195952,"sku":"9781784390914","price":27.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/9781784390914_p0.jpg?v=1763726183","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9781784390914","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}