File indexing completed on 2024-04-06 12:12:53
0001 class Options(dict):
0002
0003 def __init__(self, *args, **kw):
0004 dict.__init__(self, *args, **kw)
0005 self.readKeys = set()
0006
0007 def __getitem__(self, key):
0008 self.readKeys.add(key)
0009 return self.get(key,None)
0010
0011 def _unreadKeys(self):
0012 """return unused keys"""
0013 return set([a for a in self if a not in self.readKeys])
0014 unreadKeys = property(_unreadKeys)
0015
0016
0017
0018 if __name__ == "__main__":
0019 import unittest
0020 class TestOptions(unittest.TestCase):
0021 def testOptions(self):
0022 a = Options()
0023 a["A"] = 3
0024 a["B"] = 3
0025 a["A"]
0026 self.assertEqual(a.readKeys, set(["A"]))
0027 self.assertEqual(a.unreadKeys, set(["B"]))
0028
0029 unittest.main()
