1
Feature1 Feature2
[0.0450819672, 0.0450819672, 0.0081967213] 8.236613
[0.0551181102, 0.0551181102, 0.0078740157] 7.954549
我想将Feature2的类型为float64添加到Feature1数组的末尾。 这是我试图实现它,但Feature2_1似乎是一个空的列。在熊猫数据框中添加一个元素到数组的末尾
df_2['Feature2_1'] = ''
for index, row in df.iterrows():
print row[df['Feature2']]
value = row[df_2['Feature2']]
df_2.set_value(index,'Feature2_1',value)
任何意见将非常感谢!