main.py - master - valuevvik/Homework

main.py
81 строка2 KB
valuevvik
main
18 окт 2025, 16:54
18 окт 2025, 16:546e23f76
# Задача 1
cook_book = {}
with open('recipes.txt', 'r', encoding='utf-8') as file:
    lines = [line.strip() for line in file if line.strip()]

i = 0
while i < len(lines):
    dish_name = lines[i]
    i += 1
    ingredient_count = int(lines[i])
    i += 1
    ingredients = []
    for _ in range(ingredient_count):
        name, quantity, measure = map(str.strip, lines[i].split('|'))
        ingredients.append({
            'ingredient_name': name,
            'quantity': int(quantity),
            'measure': measure
        })
        i += 1
    cook_book[dish_name] = ingredients

print(cook_book)

# Задача 2
def get_shop_list_by_dishes(dishes, person_count):
    shop_list = {}

    for dish_name in dishes:
        if dish_name in cook_book:
            for ingredient in cook_book[dish_name]:
                name = ingredient['ingredient_name']
                quantity = ingredient['quantity'] * person_count
                measure = ingredient['measure']

                if name in shop_list:

                    shop_list[name]['quantity'] += quantity
                else:

                    shop_list[name] = {
                        'measure': measure,
                        'quantity': quantity
                    }

    return shop_list

result = get_shop_list_by_dishes(['Запеченный картофель', 'Омлет'], 2)
print(result)

# Задача 3
def merge_files(file_list, output_filename='result.txt'):
    files_data = []


    for filename in file_list:
        with open(filename, 'r', encoding='utf-8') as file:
            lines = file.readlines()
            files_data.append({
                'name': filename,
                'line_count': len(lines),
                'content': ''.join(lines)
            })


    files_data.sort(key=lambda x: x['line_count'])


    with open(output_filename, 'w', encoding='utf-8') as output_file:
        for file_info in files_data:
            output_file.write(f"{file_info['name']}\n")
            output_file.write(f"{file_info['line_count']}\n")
            output_file.write(file_info['content'])

            if file_info != files_data[-1]:
                output_file.write('\n')



files_to_merge = ['1.txt', '2.txt', '3.txt']
merge_files(files_to_merge)