nctoolkit.DataSet.compare_all

DataSet.compare_all(self, expression=None)

Compare all variables to a constant

Parameters

expression (str) – This a regular comparison such as “<0”, “>0”, “==0”

Examples

If you wanted to identify grid cells with positive values you would do the following:

>>> data.compare_all(">0")

This will be calculcated for each time step.

If you wanted to identify grid cells with negative values, you would do this

>>> data.compare_all("<0")