说明:无论对象
一种通过部分应用python运算符来制作lambda的简单方法。
受Perl 6启发,请参阅
用法
from whatever import _ , that
# get a list of guys names
names = map ( _ . name , guys )
names = map ( that . name , guys )
odd = map ( _ * 2 + 1 , range ( 10 ))
squares = map ( _ ** 2 , range (
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