CODE EXAMPLE FOR PYTHON

All possible combinations of multiple columns

from itertools import product

df = pd.DataFrame({'Student':['Siri','Alexa'], 'Class':['6', '7'], 'Section':['A','B'], 'Teacher':['Ravi','Mark'], 'School':['C','D']})

uniques = [df[i].unique().tolist() for i in df.columns ]
pd.DataFrame(product(*uniques), columns = df.columns)