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Python /
filter / map
See also http://docs.python.org/library/functions.html#filter .
def even(n):
return n % 2 == 0
print filter(even, range(11)) # [0, 2, 4, 6, 8, 10]
See also http://docs.python.org/library/functions.html#map .
def square(n):
return n * n
print map(square, range(11)) # [0, 1, 4, 9, 16, 25, 36, 49, 64, 81, 100]
The examples were borrowed from http://xahlee.org/perl-python/map.html . Links
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