Browser-specific workarounds in Selenium Python - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to import the correct Selenium WebDriver for Chrome.

Selenium Python

from selenium import webdriver

browser = webdriver.[1]()

Drag options to blanks, or click blank then click option'

AEdge

BFirefox

CSafari

DChrome

Attempts:

3 left

💡 Hint

Common Mistakes

Using Firefox or Safari WebDriver when Chrome is needed.

Misspelling the WebDriver class name.

The correct WebDriver class to launch Chrome browser is Chrome.

2fill in blank

medium

Complete the code to set a Chrome option to disable notifications.

Selenium Python

from selenium import webdriver
from selenium.webdriver.chrome.options import Options

options = Options()
options.add_argument('[1]')
browser = webdriver.Chrome(options=options)

Drag options to blanks, or click blank then click option'

A--disable-notifications

B--enable-notifications

C--start-maximized

D--headless

Attempts:

3 left

💡 Hint

Common Mistakes

Using --enable-notifications which enables notifications.

Using unrelated options like --headless.

To disable browser notifications in Chrome, use the argument --disable-notifications.

3fill in blank

hard

Fix the error in the code to correctly switch to a new browser window.

Selenium Python

original_window = browser.current_window_handle
browser.find_element('link text', 'Open new window').click()
browser.[1](original_window)

Drag options to blanks, or click blank then click option'

Aswitch_to.frame

Bswitch_to.window

Cswitch_to.alert

Dswitch_to.default_content

Attempts:

3 left

💡 Hint

Common Mistakes

Using switch_to.frame which is for frames, not windows.

Using switch_to.alert which is for alerts.

To switch between browser windows, use switch_to.window() method.

4fill in blank

hard

Fill both blanks to create a workaround for a Firefox bug by setting a preference and launching Firefox with options.

Selenium Python

from selenium.webdriver.firefox.options import Options
options = Options()
options.set_preference('[1]', False)
options.[2] = True
browser = webdriver.Firefox(options=options)

Drag options to blanks, or click blank then click option'

Adom.webnotifications.enabled

Bheadless

Cservice_log_path

Ddisable_notifications

Attempts:

3 left

💡 Hint

Common Mistakes

Using incorrect preference names like disable_notifications.

Confusing service_log_path with options.

To disable web notifications in Firefox, set the preference dom.webnotifications.enabled to False. To run Firefox without opening a window, use headless=True.

5fill in blank

hard

Fill all three blanks to create a dictionary comprehension that filters browser logs by level and formats messages.

Selenium Python

logs = {entry['timestamp']: entry['message'] for entry in browser.get_log('[1]') if entry['level'] == '[2]' and '[3]' in entry['message']}

Drag options to blanks, or click blank then click option'

Abrowser

BSEVERE

Cerror

Dperformance

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'performance' instead of 'browser' for log type.

Filtering by wrong log level or message content.

To get browser logs, use browser as the log type. Filter logs with level SEVERE and messages containing the word error.