text_html_output_1.png
import pandas as pd # data processing, CSV file I/O (e.g. pd.read_csv)

test = pd.read_csv('/kaggle/input/playground-series-s3e8/test.csv')
train = pd.read_csv('/kaggle/input/playground-series-s3e8/train.csv')
sub = pd.read_csv('/kaggle/input/playground-series-s3e8/sample_submission.csv')

train.isnull().sum()