False warning for masked arrays: RuntimeWarning: divide by zero encountered in divide · Issue #4269 · numpy/numpy · GitHub
io.netcdf masking should use masked_equal rather than masked_value · Issue #5626 · scipy/scipy · GitHub
Converting masked array from float to uint8 does not convert dtype of fill_value · Issue #12070 · numpy/numpy · GitHub
![python - Matplotlib plot_surface mplot3d with masked array and custom palette gives wrong color - Stack Overflow python - Matplotlib plot_surface mplot3d with masked array and custom palette gives wrong color - Stack Overflow](https://i.stack.imgur.com/nnLfs.png)