{"library":"parsel","title":"Parsel","description":"Parsel is a powerful Python library designed to extract data from HTML and XML documents using XPath and CSS selectors. It provides a flexible and efficient way to navigate and query web content, making it a common dependency for web scraping tools. The current version is 1.11.0, and it maintains an active development cycle with frequent updates, often tied to Python version support and dependency requirement changes.","language":"python","status":"active","last_verified":"Wed May 13","install":{"commands":["pip install parsel"],"cli":null},"imports":["from parsel import Selector","from parsel import SelectorList"],"auth":{"required":false,"env_vars":[]},"quickstart":{"code":"from parsel import Selector\n\nhtml_doc = '''\n\nMy Awesome Page\n\n

Hello Parsel!

This is an introductory paragraph.

Item 1
Item 2

\n\n\n'''\n\n# Create a Selector from HTML text\nselector = Selector(text=html_doc)\n\n# Extract title using CSS selector\ntitle = selector.css('title::text').get()\nprint(f\"Title: {title}\")\n\n# Extract H1 text using XPath\nh1_text = selector.xpath('//h1/text()').get()\nprint(f\"H1 Text: {h1_text}\")\n\n# Extract all list items using CSS selector\nlist_items = selector.css('ul li::text').getall()\nprint(f\"List Items: {list_items}\")\n\n# Extract attribute using CSS selector\nlink_href = selector.css('.intro a::attr(href)').get()\nprint(f\"Link href: {link_href}\")\n\n# Example with JSON and JMESPath (Parsel >= 1.8.0)\njson_doc = '{\"data\": {\"products\": [{\"id\": 1, \"name\": \"Laptop\"}, {\"id\": 2, \"name\": \"Mouse\"}]}}'\njson_selector = Selector(text=json_doc, type='json')\nproduct_names = json_selector.jmespath('data.products[*].name').getall()\nprint(f\"Product names (JMESPath): {product_names}\")","lang":"python","description":"This quickstart demonstrates how to initialize a `Selector` from HTML or JSON text, and then use both CSS selectors and XPath expressions to extract data. It also includes an example of JMESPath usage for JSON documents, introduced in Parsel 1.8.0.","tag":null,"tag_description":null,"last_tested":"2026-04-25","results":[{"runtime":"python:3.10-alpine","exit_code":0},{"runtime":"python:3.10-slim","exit_code":0},{"runtime":"python:3.11-alpine","exit_code":0},{"runtime":"python:3.11-slim","exit_code":0},{"runtime":"python:3.12-alpine","exit_code":0},{"runtime":"python:3.12-slim","exit_code":0},{"runtime":"python:3.13-alpine","exit_code":0},{"runtime":"python:3.13-slim","exit_code":0},{"runtime":"python:3.9-alpine","exit_code":0},{"runtime":"python:3.9-slim","exit_code":0}]},"compatibility":{"tag":null,"tag_description":null,"last_tested":"2026-05-13","installed_version":"1.10.0","pypi_latest":"1.11.0","is_stale":true,"summary":{"python_range":"3.10–3.9","success_rate":100,"avg_install_s":2.3,"avg_import_s":0.26,"wheel_type":"wheel"},"results":[{"runtime":"python:3.10-alpine","python_version":"3.10","os_libc":"alpine 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