Python Machine Learning Blueprints - Second Edition

Analysis of the data

Let's run some analysis to see what the returns over this period might have been had we invested in this ETF:

1. We'll pull data for the first_open first:

first_open = spy['Open'].iloc[0] 
first_open 

This generates the following output:

2. Next, let's get the closing price on the final day of the period:

last_close = spy['Close'].iloc[-1] 
last_close 

This generates the following output:

3. And finally, let's see the change over the full period:

last_close - first_open 

This generates the following output:

So, it appears ...