Index: wflow-py/wflow/wflow_upscale.py
===================================================================
diff -u -r11f8d5cb169091c08cc5b7210e35f2ce7aed5fb3 -r679be96f270311b53a1c4acd28f8226c34276e31
--- wflow-py/wflow/wflow_upscale.py	(.../wflow_upscale.py)	(revision 11f8d5cb169091c08cc5b7210e35f2ce7aed5fb3)
+++ wflow-py/wflow/wflow_upscale.py	(.../wflow_upscale.py)	(revision 679be96f270311b53a1c4acd28f8226c34276e31)
@@ -1,7 +1,7 @@
 #!/usr/bin/python
 
 # Wflow is Free software, see below:
-# 
+#
 # Copyright (c) J. Schellekens 2005-2011
 #
 # This program is free software: you can redistribute it and/or modify
@@ -32,7 +32,7 @@
        maximum number of cpu's/cores to use (default = 4)
 
 The script uses the pcraster resample program to reduce the maps. The original
-river network is used to force the river network in the reduced version of the 
+river network is used to force the river network in the reduced version of the
 model. Nevertheless it may be needed to manually adjust the locations of
 the gauges in the gauges.col file.
 
@@ -45,7 +45,7 @@
 from wflow.wflow_lib import *
 import wflow.pcrut as pcrut
 
-    
+
 import os, sys, shlex, time
 import os.path
 import glob
@@ -59,11 +59,11 @@
     for msg in args: print msg
     print __doc__
     sys.exit(0)
-    
 
 
 
 
+
 def runCommands(commands, maxCpu):
     """
     Runs a list of processes dividing
@@ -105,7 +105,7 @@
 
 
 def main():
-    
+
     try:
         opts, args = getopt.getopt(sys.argv[1:], 'fhC:N:Ir:M:')
     except getopt.error, msg:
@@ -132,7 +132,7 @@
     ext_to_copy = ['*.tss','*.tbl','*.col','*.xml']
     if os.path.isdir(caseNameNew) and not force:
         print "Refusing to write into an existing directory:" + caseNameNew
-        exit()
+        sys.exit()
 
     if not os.path.isdir(caseNameNew):
         for ddir in dirs: