Hi,
I have a masked array like in the attached link, I wanted to find indices of the bounds where the mask is false ie in this case of depth file where there is depth less than shore. Is there a pythonic way of finding the boundary indices? please advice?
https://drive.google.com/file/d/0B3heUQNme7G5d2dYZzgxTG1NdG8/edit?usp=sharing