Fixed bug in utils.py
Fixed bug in utils.py

hainm/binder,rgbkrk/binder,ahmadia/binder,rgbkrk/binder,hainm/binder,hainm/binder,ahmadia/binder,rgbkrk/binder,hainm/binder,rgbkrk/binder,ahmadia/binder,ahmadia/binder