ローソン 全商品 2016/10/22 カロリー/円

lawson.py

from bs4 import BeautifulSoup

soup = BeautifulSoup(open('products.html'), 'html5lib')

for product in soup.select('#sec-02 > ul.col-5.heightLineParent > li'):
    name = product.select_one('.ttl').string

    try:
        price = product.select('p.price > span')[0].string
    except IndexError:
        price = ''

    try:
        calorie = product.select('p')[2].string
    except IndexError:
        calorie = ''

    if price is None:
        price = ''

    if calorie is None:
        calorie = ''

    print('\t'.join((name, price, calorie)))

lawson.tsv