Scrapy is an open-source and collaborative web crawling framework for Python. It is widely used for web scraping and web crawling tasks. This documentation provides an overview of Scrapy, its features, and how to use it effectively.
Features
- High Performance: Scrapy is designed for high performance, allowing you to crawl thousands of pages in a short amount of time.
- Easy to Use: Scrapy has a simple and intuitive API, making it easy to use for both beginners and experienced developers.
- Extensibility: Scrapy is highly extensible, allowing you to customize it to fit your specific needs.
- Robustness: Scrapy is built to be robust, with features like automatic retries, error handling, and support for various user agents.
Getting Started
To get started with Scrapy, you need to install it first. You can install Scrapy using pip:
pip install scrapy
Once installed, you can create a new Scrapy project by running the following command:
scrapy startproject myproject
Replace myproject
with your desired project name.
Example Spider
Here's a simple example of a Scrapy spider that crawls a website and extracts the titles of the pages:
import scrapy
class MySpider(scrapy.Spider):
name = 'example_spider'
start_urls = ['http://example.com']
def parse(self, response):
for title in response.css('title::text').extract():
yield {'title': title}
To run the spider, navigate to the myproject
directory and execute the following command:
scrapy crawl example_spider
Further Reading
For more detailed information, visit the Scrapy documentation on our website. You can also find tutorials, guides, and community support in our community forums.