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Add rsplit method for str and unicode builtin types.

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SF feature request #801847.
Original patch is written by Sean Reifschneider.
This commit is contained in:
Hye-Shik Chang 2003-12-15 18:49:53 +00:00
parent dce391cb39
commit 3ae811b57d
7 changed files with 402 additions and 1 deletions
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20
Lib/test/string_tests.py
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@ -189,6 +189,26 @@ class CommonTest(unittest.TestCase):
self.checkraises(TypeError, 'hello', 'split', 42, 42, 42)
def test_rsplit(self):
self.checkequal(['this', 'is', 'the', 'rsplit', 'function'],
'this is the rsplit function', 'rsplit')
self.checkequal(['a', 'b', 'c', 'd'], 'a|b|c|d', 'rsplit', '|')
self.checkequal(['a|b', 'c', 'd'], 'a|b|c|d', 'rsplit', '|', 2)
self.checkequal(['a b c', 'd'], 'a b c d', 'rsplit', None, 1)
self.checkequal(['a b', 'c', 'd'], 'a b c d', 'rsplit', None, 2)
self.checkequal(['a', 'b', 'c', 'd'], 'a b c d', 'rsplit', None, 3)
self.checkequal(['a', 'b', 'c', 'd'], 'a b c d', 'rsplit', None, 4)
self.checkequal(['a b c d'], 'a b c d', 'rsplit', None, 0)
self.checkequal(['a, b, c', 'd'], 'a, b, c, d', 'rsplit', ', ', 1)
self.checkequal(['a, b', 'c', 'd'], 'a, b, c, d', 'rsplit', ', ', 2)
self.checkequal(['a', 'b', 'c', 'd'], 'a, b, c, d', 'rsplit', ', ', 3)
self.checkequal(['a', 'b', 'c', 'd'], 'a, b, c, d', 'rsplit', ', ', 4)
self.checkequal(['a, b, c, d'], 'a, b, c, d', 'rsplit', ', ', 0)
self.checkequal(['a b', 'c', 'd'], 'a b c d', 'rsplit', None, 2)
self.checkequal(['a\x00b', 'c'], 'a\x00b\x00c', 'rsplit', '\x00', 1)
self.checkequal(['', ''], 'abcd', 'rsplit', 'abcd')
self.checkequal([u'a b', u'c', u'd'], 'a b c d', 'rsplit', u' ', 2)
def test_strip(self):
self.checkequal('hello', ' hello ', 'strip')
self.checkequal('hello ', ' hello ', 'lstrip')