Python中字典的解析

 不多说，直接亮代码：

from collections import namedtuple
Book = namedtuple("Book", "author title genre")
books = [
    Book("A","B","C"),
    Book("D","E","F")
]
fantacy_authors = { b.title : b.author for b in books if b.genre=='C'}
fantacy_authors