pyflwdir.regions.region_sum#

pyflwdir.regions.region_sum(data, regions)[source]#

Returns the sum of values in data for each unique label in regions.

Parameters:

  • data (2D array) – input data

  • regions (2D array of int) – raster with unique IDs for each region, must have the same shape as data.

Returns:

lbs, sum – arrays of the unique region IDs, and associated sum of input data

Return type:

1D array