Selenium’s Python Module is built to perform automated testing with Python. Selenium Python bindings provides a simple API to write functional/acceptance tests using Selenium WebDriver. After you have installed selenium and checked out – Navigating links using get method, you might want to play more with Selenium Python. After one has opened a page using selenium such as geeksforgeeks, one might want to click some buttons automatically or fill a form automatically or any such automated task.
This article revolves around how to grab or locate elements in a webpage using locating strategies of Selenium Web Driver. More specifically,
find_element_by_css_selector() is discussed in this article. With this strategy, the first element with the matching CSS selector will be returned. If no element has a matching CSS selector, a
NoSuchElementException will be raised.
For instance, consider this page source:
Now after you have created a driver, you can grab an element using –
content = driver.find_element_by_css_selector('p.content')
How to use driver.find_element_by_css_selector() method in Selenium?
Let’s try to practically implement this method and get a element instance for “https://www.geeksforgeeks.org/”. Let’s try to grab search form input using its id “gsc-i-id2”.
Create a file called run.py to demonstrate find_element_by_css_selector method –
Now run using –
First, it will open firefox window with geeksforgeeks, and then select the element and print it on terminal as show below.
Browser Output –
Terminal Output –
More locators for locating single elements
|find_element_by_id||The first element with the id attribute value matching the location will be returned.|
|find_element_by_name||The first element with the name attribute value matching the location will be returned.|
|find_element_by_xpath||The first element with the xpath syntax matching the location will be returned.|
|find_element_by_link_text||The first element with the link text value matching the location will be returned.|
|find_element_by_partial_link_text||The first element with the partial link text value matching the location will be returned.|
|find_element_by_tag_name||The first element with the given tag name will be returned.|
|find_element_by_class_name||the first element with the matching class attribute name will be returned.|
|find_element_by_css_selector||The first element with the matching CSS selector will be returned.|
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