import csv in dash for graph
trace = go.Scatter(x = df['AAPL_x'], y = df['AAPL_y'],
name='Share Prices (in USD)')
layout = go.Layout(title='Apple Share Prices over time (2014)',
plot_bgcolor='rgb(230, 230,230)',
showlegend=True)
fig = go.Figure(data=[trace], layout=layout)
py.iplot(fig, filename='apple-stock-prices')