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Changed signature of string.Formatter.get_field, per suggestion by

Browse source 
Ron Adam.

Added test case for using all parameters in string.Formatter.
This commit is contained in:
Eric Smith 2007-08-31 02:26:31 +00:00
parent 11fe3e05ff
commit 3bcc42ad0f
2 changed files with 27 additions and 7 deletions
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22
Lib/test/test_string.py
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@ -79,6 +79,28 @@ class ModuleTest(unittest.TestCase):
fmt = BarFormatter()
self.assertEqual(fmt.format('*|+0:^10s|*', 'foo'), '* foo *')
# test all parameters used
class CheckAllUsedFormatter(string.Formatter):
def check_unused_args(self, used_args, args, kwargs):
# Track which arguments actuallly got used
unused_args = set(kwargs.keys())
unused_args.update(range(0, len(args)))
for arg in used_args:
unused_args.remove(arg)
if unused_args:
raise ValueError("unused arguments")
fmt = CheckAllUsedFormatter()
self.assertEqual(fmt.format("{0}", 10), "10")
self.assertEqual(fmt.format("{0}{i}", 10, i=100), "10100")
self.assertEqual(fmt.format("{0}{i}{1}", 10, 20, i=100), "1010020")
self.assertRaises(ValueError, fmt.format, "{0}{i}{1}", 10, 20, i=100, j=0)
self.assertRaises(ValueError, fmt.format, "{0}", 10, 20)
self.assertRaises(ValueError, fmt.format, "{0}", 10, 20, i=100)
self.assertRaises(ValueError, fmt.format, "{i}", 10, 20, i=100)
def test_maketrans(self):
transtable = '\000\001\002\003\004\005\006\007\010\011\012\013\014\015\016\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037 !"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`xyzdefghijklmnopqrstuvwxyz{|}~\177\200\201\202\203\204\205\206\207\210\211\212\213\214\215\216\217\220\221\222\223\224\225\226\227\230\231\232\233\234\235\236\237\240\241\242\243\244\245\246\247\250\251\252\253\254\255\256\257\260\261\262\263\264\265\266\267\270\271\272\273\274\275\276\277\300\301\302\303\304\305\306\307\310\311\312\313\314\315\316\317\320\321\322\323\324\325\326\327\330\331\332\333\334\335\336\337\340\341\342\343\344\345\346\347\350\351\352\353\354\355\356\357\360\361\362\363\364\365\366\367\370\371\372\373\374\375\376\377'