graphlab

I am taking ML course in Coursera and I have installed GraphLab Create and ipython notebook.I am new to ML and python. I get the following error, import graphlab sf = graphlab.SFrame('people-example.csv') AttributeError Traceback (most recent call last) in () ----> 1 sf = graphlab.SFrame('people-example.csv') AttributeError: 'module' object has no attribute 'SFrame' How do I fix this error?I have the people-example.csv in the correct path and no spelling mistake on SFrame Any help is greatly appreciated.Thank you. Make sure the library graphlab is updated and works with your current python