Table of Contents
Is Selenium better than Scrapy?
Selenium is an excellent automation tool and Scrapy is by far the most robust web scraping framework. When we consider web scraping, in terms of speed and efficiency Scrapy is a better choice. While dealing with JavaScript based websites where we need to make AJAX/PJAX requests, Selenium can work better.
Is Scrapy better than requests?
It is having much more advantages than synchronous requests. Scrapy has built-in support for extracting data from HTML sources using XPath expression and CSS expression. It can be Easily Extensible. It is faster than other existing scraping libraries.
Can Scrapy handle Javascript?
When you want to scrape javascript generated content from a website you will realize that Scrapy or other web scraping libraries cannot run javascript code while scraping. If you need to enable JS to reach the data you want there’s not much you can do but use a headless or lightweight browser to load data for scraping.
You cannot click a button with Scrapy. You can send requests & receive a response.
Should I learn Scrapy?
Learning Scrapy or web crawling is a good skill required in many highest paid jobs such as data science engineering director data engineering and more jobs that required this skill, and the salary ranges from $25k annually to more than $200k a year in some jobs.
Can Scrapy get dynamic content?
Some webpages show the desired data when you load them in a web browser. However, when you download them using Scrapy, you cannot reach the desired data using selectors. When this happens, the recommended approach is to find the data source and extract the data from it.
What are the best Python web scraping libraries?
Scrapy is one of the most popular Python web scrapping libraries right now. It is an open-source framework. This means it is not even a library; it is rather a complete tool that you can use to scrape and crawl around the web systematically. Scrapy was initially designed to build web spiders that can crawl the web on their own.
Should I use Scrapy for web scraping?
Scrapy is very well-structured, which allows for better flexibility and adaptability to specific applications. Moreover, the way Scrapy projects are organized makes it easier o maintain and extend. I would suggest that you avoid using Scrapy if you have a small project or you want to scrape one or just a few webpages.
What is the best case to use Scrapy?
The best case to use Scrapy is when you want to do a big-scale web scraping or automate multiple tests. Scrapy is very well-structured, which allows for better flexibility and adaptability to specific applications. Moreover, the way Scrapy projects are organized makes it easier o maintain and extend.
What is Scrapy in Python?
Scrapy is technically not even a library… it’s a complete web scraping framework. That means you can use it to manage requests, preserve user sessions, follow redirects, and handle output pipelines. It also means you can swap out individual modules with other Python web scraping libraries.