Index: wflow/wflow_adapt.py
===================================================================
diff -u -rc427e9b948a7fbad40a1c828b68355cb277dc5e0 -r11471548f856592485a77ca37df4ad838eed2eaf
--- wflow/wflow_adapt.py	(.../wflow_adapt.py)	(revision c427e9b948a7fbad40a1c828b68355cb277dc5e0)
+++ wflow/wflow_adapt.py	(.../wflow_adapt.py)	(revision 11471548f856592485a77ca37df4ad838eed2eaf)
@@ -150,7 +150,7 @@
                 'http://fews.wldelft.nl/schemas/version1.0/pi-schemas/pi_diag.xsd" version="1.2">\n'
             )
             for aline in lines:
-                translator = aline.maketrans('', '',"><&\"'")
+                translator = aline.maketrans("", "", "><&\"'")
                 alineesc = aline.translate(translator)
                 fo.write(alineesc)
             fo.write("</Diag>\n")