Update README.md

Author: mauriziocingi

README.md

@@ -1,9 +1,10 @@
 # epanet-python
 python wrapper for epanet library
+Works with both Python 2.7 and 3.x
 
 ## epamodule
 A Python module that permits Epanet toolkit library calls from pure Python programs.
-epanet2.py is generated from epanet2.h by ctypesgen
+Dropped inteface generated by ctypesgen from epanet2.h  (beacause not working with 2.x and 3.x)
 
 Example2.py is example2.c from toolkit help rewritten in Python as example of epamodule use.