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sorted() becomes a regular function instead of a classmethod.
This commit is contained in:
Raymond Hettinger 2003-12-17 20:43:33 +00:00
parent df38ea9c29
commit 64958a15d7
15 changed files with 120 additions and 138 deletions
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10
Lib/test/test_itertools.py
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@ -97,16 +97,16 @@ def test_groupby(self):
# Exercise pipes and filters style
s = 'abracadabra'
# sort s | uniq
r = [k for k, g in groupby(list.sorted(s))]
r = [k for k, g in groupby(sorted(s))]
self.assertEqual(r, ['a', 'b', 'c', 'd', 'r'])
# sort s | uniq -d
r = [k for k, g in groupby(list.sorted(s)) if list(islice(g,1,2))]
r = [k for k, g in groupby(sorted(s)) if list(islice(g,1,2))]
self.assertEqual(r, ['a', 'b', 'r'])
# sort s | uniq -c
r = [(len(list(g)), k) for k, g in groupby(list.sorted(s))]
r = [(len(list(g)), k) for k, g in groupby(sorted(s))]
self.assertEqual(r, [(5, 'a'), (2, 'b'), (1, 'c'), (1, 'd'), (2, 'r')])
# sort s | uniq -c | sort -rn | head -3
r = list.sorted([(len(list(g)) , k) for k, g in groupby(list.sorted(s))], reverse=True)[:3]
r = sorted([(len(list(g)) , k) for k, g in groupby(sorted(s))], reverse=True)[:3]
self.assertEqual(r, [(5, 'a'), (2, 'r'), (2, 'b')])
# iter.next failure
@ -669,7 +669,7 @@ def f(t):
>>> from operator import itemgetter
>>> d = dict(a=1, b=2, c=1, d=2, e=1, f=2, g=3)
>>> di = list.sorted(d.iteritems(), key=itemgetter(1))
>>> di = sorted(d.iteritems(), key=itemgetter(1))
>>> for k, g in groupby(di, itemgetter(1)):
... print k, map(itemgetter(0), g)
...