import pandas

adult_dev = pandas.read_csv('adult_dev.csv', engine='python', encoding='ISO-8859-1', sep=',')
adult_train = pandas.read_csv('adult_train.csv', engine='python', encoding='ISO-8859-1', sep=',')

adult_test = pandas.read_csv('adult_test.csv', engine='python', encoding='ISO-8859-1', sep=',')

adult_dev.describe(include='all').to_csv('adult_dev_stats.csv', index=True)
adult_train.describe(include='all').to_csv('adult_train_stats.csv', index=True)
adult_test.describe(include='all').to_csv('adult_test_stats.csv', index=True)