import panel as pn
pn.extension()

checkbutton_group = pn.widgets.CheckButtonGroup(name='Check Button Group', value=['Apple', 'Pear'], options=['Apple', 'Banana', 'Pear', 'Strawberry'])

checkbutton_group

checkbutton_group.value

pn.Row(checkbutton_group.controls(jslink=True), checkbutton_group)