Mercurial > p > roundup > code
comparison roundup/support.py @ 5442:afd9fd3a0edb
Python 3 preparation: avoid assigning to instance __getitem__ in TruthDict.
In Python 3, special method names are generally only looked up at the
class level, not on instance objects, and so assigning to them for an
instance object doesn't work as expected.
| author | Joseph Myers <jsm@polyomino.org.uk> |
|---|---|
| date | Wed, 25 Jul 2018 12:29:08 +0000 |
| parents | 2120f77554d5 |
| children | 01643d37785f |
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| 5441:a14c0e652e25 | 5442:afd9fd3a0edb |
|---|---|
| 13 def __init__(self, keys): | 13 def __init__(self, keys): |
| 14 if keys: | 14 if keys: |
| 15 self.keys = {} | 15 self.keys = {} |
| 16 for col in keys: | 16 for col in keys: |
| 17 self.keys[col] = 1 | 17 self.keys[col] = 1 |
| 18 else: | |
| 19 self.__getitem__ = lambda name: 1 | |
| 20 | 18 |
| 21 def __getitem__(self, name): | 19 def __getitem__(self, name): |
| 22 return name in self.keys | 20 if hasattr(self, 'keys'): |
| 21 return name in self.keys | |
| 22 else: | |
| 23 return True | |
| 23 | 24 |
| 24 def ensureParentsExist(dest): | 25 def ensureParentsExist(dest): |
| 25 if not os.path.exists(os.path.dirname(dest)): | 26 if not os.path.exists(os.path.dirname(dest)): |
| 26 os.makedirs(os.path.dirname(dest)) | 27 os.makedirs(os.path.dirname(dest)) |
| 27 | 28 |