📅  最后修改于: 2022-03-11 14:45:34.785000             🧑  作者: Mango
df_permutated = df.sample(frac=1)
train_size = 0.8
train_end = int(len(df_permutated)*train_size)
df_train = df_permutated[:train_end]
df_test = df_permutated[train_end:]