selenium

pip install selenium

from selenium import webdriver

chromedriver = "chromedriver.exe"
driver = webdriver.Chrome(executable_path=chromedriver)

geckodriver = "geckodriver.exe"
driver = webdriver.Firefox(executable_path=geckodriver)

iedriver = "IEDriverServer.exe"
driver = webdriver.Firefox(executable_path=iedriver)

driver = webdriver.Safari()

driver.delete_cookie(cookie_item)
driver.delete_all_cookies()
driver.get_cookies()
driver.page_source

driver.set_window_size(1600, 1200)

driver.get(url)
elemeny = driver.find_element_by_id('register')
elemeny = driver.find_element_by_class_name('register')
elemeny = driver.find_element_by_tag_name('div')
elemeny = driver.find_element_by_link_text('link text')
elemeny = driver.find_element_by_partial_link_text('partial link text')

elemeny = driver.find_element_by_css_selector('a[href="/sign-up"]')
element.click()
element.send_keys('email')
element.send_keys(Keys.RETURN)

select_element = Select(element)
select_element.select_by_visible_text('Russia')
select_element.select_by_value('Russia')
select_element.select_by_index(1)

driver.save_screenshot('1.png')

driver.execute_script(js_code)

iframe = driver.find_element_by_id(iframe_id)
driver.switch_to.frame(the_iframe)
element = driver.find_element_by_id(the_element_id)
element.send_keys('41111111111111')
driver.switch_to.default_content()

driver.switch_to.alert.accept()
driver.refresh()

# hover
ActionChains(driver).move_to_element(the_element).perform()

# right click
ActionChains(driver).context_click(the_element).perform()

# click offset
the_element = driver.find_element_by_id(the_id)
offset = ActionChains(driver).move_to_element_with_offset(the_element,x,y)
offset.click()
offset.perform()

# add extension
options = webdriver.ChromeOptions()
options.add_extension(extension_path)
driver = webdriver.Chrome(
    executable_path = chromedriver,
    chrome_options = options
)

# Simulate webcam and microphone
options = webdriver.ChromeOptions()
options.add_argument("--use-fake-ui-for-media-stream")
options.add_argument("--use-fake-device-for-media-stream")
driver = webdriver.Chrome(
    executable_path = chromedriver,
    chrome_options = options
)

# Emulate mobile device
google_pixel_3_xl_user_agent = 'Mozilla/5.0 (Linux; Android 9.0; Pixel 3 XL Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko)
pixel_3_xl_emulation = {
   "deviceMetrics": {
      "width": 411,
      "height": 731,
      "pixelRatio": 3
   },
   "userAgent": google_pixel_3_xl_user_agent
}
options = webdriver.ChromeOptions()
options.add_experimental_option("mobileEmulation", pixel_3_xl_emulation)
driver = webdriver.Chrome(
   executable_path = chromedriver,
   chrome_options = options)

# Change the user agent string
options = webdriver.ChromeOptions()
options.add_argument('--user-agent = '+ the_user_agent)
driver = webdriver.Chrome(
   executable_path = chromedriver,
   chrome_options = options)

# page load timeout
driver.set_page_load_timeout(20)

# element load timeout
WebDriverWait(driver,10).until(EC.presence_of_element_located((By.ID, the_id)))