FGOの欲しい素材からクエスト周回数を求めるサイトを作った - Qiita

import csv import pulp import itertools import operator item_counts = {'塵': 100, '証': 100} with open('drop_rates.csv', 'r', newline='', encoding='utf-8') as f: reader = csv.DictReader(f) rows = [row for row in reader if row['item_name'] in item_counts] quests = set(row['quest_name'] for row in rows) ig = operator.itemgetter('item_name') groups = itertools.groupby(sorted(rows, key=ig), key=ig) #問題の