numpy.ma.masked_all()
numpy.ma.masked_all
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numpy.ma.masked_all(shape, dtype=<type 'float'>)
[source] -
Empty masked array with all elements masked.
Return an empty masked array of the given shape and dtype, where all the data are masked.
Parameters: shape : tuple
Shape of the required MaskedArray.
dtype : dtype, optional
Data type of the output.
Returns: 登录查看完整内容