astropy/astropy — pull request #414 by wkerzendorf (2012-10-10 03:40:40+00:00)
Title: NDData Slicing

Added NDData and NDError Slicing support:

```python
e1 = StandardDeviationError(array=np.ones((5, 5)) * 3)
d1 = NDData(np.ones((5, 5)), error=e1)
d2 = d1[2:3, 2:3]
```