cf.Field.mask

Field.mask

The boolean missing data mask of the data array.

Returned as a Data object. The mask may be set to ‘no missing data’ by deleting the attribute.

Examples

>>> f.shape
(12, 73, 96)
>>> m = f.mask
>>> type(m)
<cf.data.Data>
>>> m.dtype
dtype('bool')
>>> m.shape
[12, 73, 96]
>>> m.array.shape
(12, 73, 96)

>>> del f.mask
>>> f.array.mask
False
>>> import numpy
>>> f.array.mask is numpy.ma.nomask
True