In [19]:
import numpy as np
import pandas as pd
from pandas import Series, DataFrame
np.set_printoptions(precision=4)
…
In [20]:
x
from sklearn import preprocessing
…
In [21]:
dataSet_df = pd.read_table('datingTestSet2.txt', names=['feature_1', 'feature_2', 'feature_3', 'label'])
dataSet_df

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