This course teaches how to use Scrapy for web scraping, covering topics such as writing the first Scrapy spider, extracting content from web pages, organizing scraped data using items.py, storing data in a database using pipelines.py, implementing multi-page scraping with CrawlSpider, setting up job segmentation, and completing a Taobao web scraper using Python's requests and BeautifulSoup4. The course aims to equip learners with the skills to effectively scrape and extract data from websites using Scrapy and related tools. The teaching method involves practical demonstrations and hands-on exercises. This course is intended for individuals interested in web scraping, data extraction, and automation using Python.
Overview
Syllabus
[Scrapy 爬蟲] 什麼是Scrapy以及為什麼要用Scrapy 爬取網頁?.
[Scrapy 爬蟲] 如何撰寫第一支Scrapy 爬蟲以抓取蘋果即時新聞?.
[Scrapy 爬蟲] 如何從蘋果新聞的清單聯結抓取下一層的內容頁面?.
[Scrapy 爬蟲] 如何使用items.py整理Scrapy 爬取下來的資料並輸出成JSON檔?.
[Scrapy 爬蟲] 如何使用pipelines.py將Scrapy 爬取下來的資料儲存置資料庫之中?.
[Scrapy 爬蟲] 如何使用Scrapy 的CrawlSpider 實現多網頁爬取?.
[Scrapy 爬蟲] 如何設置 Job 以分段爬蟲任務?.
如何使用Python 的requests 及BeautifulSoup4 完成淘寶爬蟲?.
Taught by
永格天WxEx
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