（11-3-03）检测以太坊区块链中的非法账户： 数据分析（2）

（11）再次获取数据集的列名，具体实现代码如下所示。

Index(['Address', 'FLAG', 'Avg min between sent tnx',
       'Avg min between received tnx',
       'Time Diff between first and last (Mins)', 'Sent tnx', 'Received Tnx',
       'Number of Created Contracts', 'Unique Received From Addresses',
       'Unique Sent To Addresses', 'min value received', 'max value received ',
       'avg val received', 'min val sent',