Switch to test for id and perform action based on class

import selenium.webdriver as webdriver
import selenium.webdriver.support.ui as ui
from selenium.webdriver.common.keys import Keys
from time import sleep    

browser = webdriver.Firefox()
browser.get('https://www.google.com?q=python#q=python')
first_result = ui.WebDriverWait(browser, 15).until(lambda browser: browser.find_element_by_class_name('rc'))
first_link = first_result.find_element_by_tag_name('a')

# Save the window opener (current window, do not mistaken with tab... not the same)
main_window = browser.current_window_handle

# Open the link in a new tab by sending key strokes on the element
# Use: Keys.CONTROL + Keys.SHIFT + Keys.RETURN to open tab on top of the stack 
first_link.send_keys(Keys.CONTROL + Keys.RETURN)

# Switch tab to the new tab, which we will assume is the next one on the right
browser.find_element_by_tag_name('body').send_keys(Keys.CONTROL + Keys.TAB)

# Put focus on current window which will, in fact, put focus on the current visible tab
browser.switch_to_window(main_window)

# do whatever you have to do on this page, we will just got to sleep for now
sleep(2)

# Close current tab
browser.find_element_by_tag_name('body').send_keys(Keys.CONTROL + 'w')

# Put focus on current window which will be the window opener
browser.switch_to_window(main_window)

amount = forms.DecimalField(
    label=_("Parts now inside storage"),
    ...)

public event EventHandler<SelectedItemChangedEventArgs> SelectedOrToggled;

<ViewCell 
    xmlns="http://xamarin.com/schemas/2014/forms" 
    xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml" 
    x:Class="Japanese.MyViewCell">
    <Grid>
        <Label Text = "{Binding Name}" />
        <Label Text = "{Binding TotalWordCount}" />
        <Switch IsToggled = "{Binding IsToggled}" Toggled="Handle_Toggled" />
    </Grid>   

void Handle_Toggled(object sender, Xamarin.Forms.ToggledEventArgs e)
{
    var view = sender as BindableObject;
    SelectedOrToggled?.Invoke(this, new 
    SelectedItemChangedEventArgs(view.BindingContext));
}

//XAML usage
//<local:MyViewCell SelectedOrToggled="selectCategoryGroup" />

protected void RefreshPage()
{
    categoryGroups = App.DB.GetCategoryGroupWithWordCount();
    var section = new TableSection("Available Categories");
    foreach (var category in categoryGroups)
    {
        var cell = new MyViewCell { BindingContext = category };
        // assign method as event-handler
        cell.SelectedOrToggled += selectCategoryGroup;
        section.Add(cell);
    }
    tableView.Root.Add(section);
}

protected override void OnDisappearing()
{
    base.OnDisappearing();

    foreach (var section in tableView.Root)
    {
        foreach(var cell in section)
        {
            cell.Tapped -= openCategoriesPage;
        }
    }
}

protected void RefreshPage()
{
    categoryGroups = App.DB.GetCategoryGroupWithWordCount();
    var section = new TableSection("Available Categories");
    foreach (var category in categoryGroups)
    {
        var cell = new MyViewCell { BindingContext = category };
        // assign method as event-handler
        cat.PropertyChanged += CategoryVM_PropertyChanged;
        section.Add(cell);
    }
    tableView.Root.Add(section);
}

async void CategoryVM_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
    if(e.PropertyName == nameof(CategoryGroupWordCountVM.IsToggled))
    {
        var categoryGroup = (CategoryGroupWordCountVM)sender;
        ...//call update code here
        ...
    }
}

protected override void OnDisappearing()
{
    base.OnDisappearing();

    foreach (var section in tableView.Root)
    {
        foreach(var cell in section)
        {
            (cell as ObservableProperty)?.PropertyChanged -= CategoryVM_PropertyChanged;
        }
    }
}