diff options
| author | pierregm <pierregm@localhost> | 2008-07-28 20:45:51 +0000 |
|---|---|---|
| committer | pierregm <pierregm@localhost> | 2008-07-28 20:45:51 +0000 |
| commit | 98a17e83445d98261dea93752834358b668adc06 (patch) | |
| tree | c2a4848172f12dd815497b73c26d55614c8255d5 /numpy/ma/core.py | |
| parent | e3f63ef77b066b3f2636a78a10450dac4f4d478d (diff) | |
| download | numpy-98a17e83445d98261dea93752834358b668adc06.tar.gz | |
* core : prevent ._basedict to be incorrectly propagated
Diffstat (limited to 'numpy/ma/core.py')
| -rw-r--r-- | numpy/ma/core.py | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/numpy/ma/core.py b/numpy/ma/core.py index 2236c3846..b282861eb 100644 --- a/numpy/ma/core.py +++ b/numpy/ma/core.py @@ -1322,7 +1322,9 @@ class MaskedArray(ndarray): _baseclass = type(obj) else: _baseclass = ndarray - _basedict = getattr(obj, '_basedict', getattr(obj, '__dict__',{})) + # We need to copy the _basedict to avoid backward propagation + _basedict = {} + _basedict.update(getattr(obj, '_basedict', getattr(obj, '__dict__',{}))) _dict = dict(_fill_value=getattr(obj, '_fill_value', None), _hardmask=getattr(obj, '_hardmask', False), _sharedmask=getattr(obj, '_sharedmask', False), |