import panel as pn
pn.extension()

multi_choice = pn.widgets.MultiChoice(name='MultiSelect', value=['Apple', 'Pear'],
    options=['Apple', 'Banana', 'Pear', 'Strawberry'])

pn.Column(multi_choice, height=200)

multi_choice.value

pn.Column(multi_choice.clone(solid=False), height=200)

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