Driving right (2)
The code in the previous example worked fine, but you actually unnecessarily created a new variable dr. You can achieve the same result without this intermediate variable. Put the code that computes dr straight into the square brackets that select observations from cars.
This exercise is part of the course
Intermediate Python
Exercise instructions
Convert the code to a one-liner that calculates the variable sel as before.
Hands-on interactive exercise
Have a go at this exercise by completing this sample code.
# Import cars data
import pandas as pd
cars = pd.read_csv('cars.csv', index_col = 0)
# Convert code to a one-liner
dr = cars['drives_right']
sel = cars[dr]
# Print sel
print(sel)