Hands-On Web Scraping with Python: Perform advanced scraping operations using various Python libraries and tools such as Selenium,Regex,and others
Authors: Anish Chapagain
ISBN-10: 1789533392
ISBN-13: 9781789533392
Released: 2019-07-15
Print Length 页数: 350 pages
Book Description
Collect and scrape different complexities of data from the modern Web using the latest tools,best practices,and techniques
Web scraping is an essential technique used in many organizations to scrape valuable data from web pages. This book will enable you to delve deeply into web scraping techniques and methodologies.
This book will introduce you to the fundamental concepts of web scraping techniques and how they can be applied to multiple sets of web pages. We’ll use powerful libraries from the Python ecosystem―such as Scrapy,lxml,pyquery,bs4,and others―to carry out web scraping operations. We will take an in-depth look at essential tasks to carry out simple to intermediate scraping operations such as identifying information from web pages,using patterns or attributes to retrieve information,and others. This book adopts a practical approach to web scraping concepts and tools,guiding you through a series of use cases and showing you how to use the best tools and techniques to efficiently scrape web pages. This book also covers the use of other popular web scraping tools,such as Selenium,Regex,and web-based APIs.
By the end of this book,you will have learned how to efficiently scrape the web using different techniques with Python and other popular tools.
What you will learn
Analyze data and Information from web pages
Learn how to use browser-based developer tools from the scraping perspective
Use XPath and CSS selectors to identify and explore markup elements
Learn to handle and manage cookies
Explore advanced concepts in handling HTML forms and processing logins
Optimize web securities,data storage,and API use to scrape data
Use Regex with Python to extract data
Deal with complex web entities by using Selenium to find and extract data
contents
1 Web Scraping Fundamentals
2 Python and the Web – Using urllib and Requests
3 Using LXML,XPath,and CSS Selectors
4 Scraping Using pyquery – a Python Library
5 Web Scraping Using Scrapy and Beautiful Soup
6 Working with Secure Web
7 Data Extraction Using Web-Based APIs
8 Using Selenium to Scrape the Web
9 Using Regex to Extract Data
10 Next Steps
