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@ -541,6 +541,41 @@ class TestOther(unittest.TestCase):
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r = util.filter_dict(d)
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self.assertEqual(r, {"foo": 123})
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def test_enumerate_reversed(self):
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seq = [11, 22, 33]
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result = [(3, 33), (2, 22), (1, 11)]
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def gen():
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for i in seq:
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yield i
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def gen_2():
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yield from seq
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def assertEqual(it1, it2):
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ae = self.assertEqual
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for i1, i2 in zip(it1, it2, strict=True):
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ae(i1, i2)
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assertEqual(
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util.enumerate_reversed(seq), [(2, 33), (1, 22), (0, 11)])
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assertEqual(
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util.enumerate_reversed(seq, 1), result)
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assertEqual(
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util.enumerate_reversed(seq, 2), [(4, 33), (3, 22), (2, 11)])
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assertEqual(
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util.enumerate_reversed(gen(), 0, len(seq)),
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[(2, 33), (1, 22), (0, 11)])
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assertEqual(
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util.enumerate_reversed(gen(), 1, len(seq)), result)
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assertEqual(
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util.enumerate_reversed(gen_2(), 1, len(seq)), result)
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assertEqual(
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util.enumerate_reversed(gen_2(), 2, len(seq)),
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[(4, 33), (3, 22), (2, 11)])
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def test_number_to_string(self, f=util.number_to_string):
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self.assertEqual(f(1) , "1")
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self.assertEqual(f(1.0) , "1.0")
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