sandwich_lambda.py

import json
import random


def lambda_handler(event, context):
    """ Build a random cold-cut sandwich """
    meats = [
        'ham', 'salami', 'turkey', 'chicken', 'meatball', 'tempeh'
    ]
    cheeses = [
        'cheddar', 'provolone', 'swiss', 'american', 'gruyere'
    ]
    toppings = [
        'lettuce', 'tomato', 'pickles', 'onions', 'peppers'
    ]
    
    selected_meat = event.get('meat', random.choice(meats))
    selected_cheese = event.get('cheese', random.choice(cheeses))
    selected_topping = event.get('topping', random.choice(toppings))
    
    sandwich = f'{selected_meat} & {selected_cheese} with {selected_topping}'
    return {
        'statusCode': 200,
        'body': json.dumps(sandwich)
    }