text_plain_output_1.png
import pandas as pd

portugese_student = pd.read_csv('/kaggle/input/student-alcohol-consumption/student-por.csv')

mat_student = pd.read_csv('/kaggle/input/student-alcohol-consumption/student-mat.csv')

data = pd.concat([portugese_student, mat_student], axis=0)

data.shape

data.duplicated().sum()

data.isnull().sum()