in baseline.py [0:0]
def load_split(data_dir, source, split, n=np.inf):
webtext = _load_split(data_dir, 'webtext', split, n=n//2)
gen = _load_split(data_dir, source, split, n=n//2)
texts = webtext+gen
labels = [0]*len(webtext)+[1]*len(gen)
return texts, labels