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Code Issues Projects Releases Wiki Activity

Better error-checking.

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This commit is contained in:
Jeremy Fincher 2005-01-13 17:48:47 +00:00
parent 4c22000f79
commit fdeae5c022
2 changed files with 7 additions and 0 deletions
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3
src/utils.py
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@ -101,6 +101,9 @@ def eachSubstring(s):
def abbrev(strings, d=None): def abbrev(strings, d=None):
"""Returns a dictionary mapping unambiguous abbreviations to full forms.""" """Returns a dictionary mapping unambiguous abbreviations to full forms."""
if len(strings) != len(set(strings)):
raise ValueError, \
'strings given to utils.abbrev have duplicates: %r' % strings
if d is None: if d is None:
d = {} d = {}
for s in strings: for s in strings:

4
test/test_utils.py
View File

@ -132,6 +132,10 @@ class UtilsTest(SupyTestCase):
self.assertEqual(d['fool'], 'fool') self.assertEqual(d['fool'], 'fool')
self.assertEqual(d['foo'], 'foo') self.assertEqual(d['foo'], 'foo')
def testAbbrevFailsWithDups(self):
L = ['english', 'english']
self.assertRaises(ValueError, utils.abbrev, L)
def testSoundex(self): def testSoundex(self):
L = [('Euler', 'E460'), L = [('Euler', 'E460'),
('Ellery', 'E460'), ('Ellery', 'E460'),