add new method...

modules/util/util.py

@@ -11,6 +11,7 @@ import h5py
 import pickle
 from netCDF4 import Dataset
 from util.setup import ancillary_path
+from scipy.interpolate import RectBivariateSpline
 
 LatLonTuple = namedtuple('LatLonTuple', ['lat', 'lon'])
 
@@ -1327,3 +1328,7 @@ def downscale_2x(original, smoothing=False, samples_axis_first=False):
               original[:,0::2,1::2],
               original[:,1::2,1::2]]),axis=0).squeeze()
     return lr
+
+
+def resample(x, y, z, x_min, x_max, y_min, y_max):
+    return RectBivariateSpline(x, y, z, [x_min, x_max, y_min, y_max])