How many non-null entries exist in the "Unnamed: 2" column of the original dataset?
How many non-null entries exist in the "Unnamed: 2" column of the original dataset?: a task in SmolDataEnvs-harbor-train-sandbox: 📊 SmolDataEnvs: Harbor (train) (Harbor dataset). Files (in /home/user/input, no subfolders): - spam.csv
The task
Files (in /home/user/input, no subfolders): - spam.csv