Mastering Web Scraping Using Python: From Beginner to Advanced/

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CSS Selectors

CSS Selectors

Learn about CSS selectors and examine a demonstration of their usage.

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CSS (Cascading Style Sheets) selectors are patterns used to select and target specific HTML elements on a web page for styling and manipulation. CSS Selectors allow us to apply styles selectively to specific elements based on various criteria such as element type, class, ID, attributes, and their relationships with other elements in the HTML structure.

Types of CSS selectors

There are several types of selectors in CSS. Here is a categorized list of CSS selectors for Python web scraping:

  • Basic selectors

  • Attribute selectors

  • Relationship selectors

  • Advanced selectors

  • Combination and grouping selectors

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CSS selectors for Python web scraping
CSS selectors for Python web scraping

Basic selectors

Basic CSS selectors refer to fundamental patterns that target and extract specific HTML elements from a web page. These selectors are essential for locating and manipulating elements during web scraping tasks. Here are some basic CSS selectors:

Name

Definition

Example

Explanation

Tag Selectors


Class selectors selects the elements by their CSS class name.

elements = soup.select('p')

Select all <p> elements

Class Selectors


Class selectors selects the elements by their CSS class name.

elements = soup.select('.highlight')

Select all elements with the class "highlight"


ID Selectors


ID selectors selects the elements by their HTML ID attribute.

element = soup.select('#header')

Select the element with the ID "header"


Attribute selectors

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