Error name 'go' is not defined after phase 2 in the modelOrderReduction.ipynb under \tools folder

[zhichaoliu0921]

`--------------------------------------------------------------------------- NameError Traceback (most recent call last) in () 5 content = [x.strip() for x in content] 6 ----> 7 data = [go.Bar(x=range(1, len(content)+1), 8 y=content)] 9

NameError: name 'go' is not defined`