Index: wflow-py/wflow/wflow_lib.py
===================================================================
diff -u -r641d0c85012d7cee3fdd63032243809c710c8e4a -r5d7f50da692bc50d992d911c4275fd17dc7ec02b
--- wflow-py/wflow/wflow_lib.py	(.../wflow_lib.py)	(revision 641d0c85012d7cee3fdd63032243809c710c8e4a)
+++ wflow-py/wflow/wflow_lib.py	(.../wflow_lib.py)	(revision 5d7f50da692bc50d992d911c4275fd17dc7ec02b)
@@ -54,7 +54,9 @@
     from PCRaster.Framework import *
     from PCRaster.NumPy import *
     
+
 import scipy
+import netCDF4 as nc4
 
 
 
@@ -693,4 +695,5 @@
     sc = sCurve(X,a=a,b=b,c=c)
     slope = sc * (1 - sc)
     return slope    
-    
\ No newline at end of file
+
+