from PyInquirer import style_from_dict, Token, prompt, Separator
from pprint import pprint


style = style_from_dict({
    Token.Separator: '#cc5454',
    Token.QuestionMark: '#673ab7 bold',
    Token.Selected: '#cc5454',  # default
    Token.Pointer: '#673ab7 bold',
    Token.Instruction: '',  # default
    Token.Answer: '#f44336 bold',
    Token.Question: '',
})


questions = [
    {
        'type': 'checkbox',
        'message': 'Select toppings',
        'name': 'toppings',
        'choices': [
            Separator('= The Meats ='),
            {
                'name': 'Ham'
            },
            {
                'name': 'Ground Meat'
            },
            {
                'name': 'Bacon'
            },
            Separator('= The Cheeses ='),
            {
                'name': 'Mozzarella',
                'checked': True
            },
            {
                'name': 'Cheddar'
            },
            {
                'name': 'Parmesan'
            },
            Separator('= The usual ='),
            {
                'name': 'Mushroom'
            },
            {
                'name': 'Tomato'
            },
            {
                'name': 'Pepperoni'
            },
            Separator('= The extras ='),
            {
                'name': 'Pineapple'
            },
            {
                'name': 'Olives',
                'disabled': 'out of stock'
            },
            {
                'name': 'Extra cheese'
            }
        ],
        'validate': lambda answer: 'You must choose at least one topping.' \
            if len(answer) == 0 else True
    }
]

answers = prompt(questions, style=style)
pprint(answers)