import pandas as pd import os import numpy as np cutoff = 10 data = pd.read_csv('./barcelona_weekends.csv') data = data.sample(cutoff) data = data.iloc[:, 1:] train_set, dev_set, test_set = np.split(data.sample(frac=1, random_state=42), [int(.6 * len(data)), int(.8 * len(data))]) train_set.to_csv('barcelona_weekends.train.csv', index=False) dev_set.to_csv('barcelona_weekends.dev.csv', index=False) test_set.to_csv('barcelona_weekends.test.csv', index=False) check = pd.read_csv('./train.csv') print(check.head())