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column_names = res_df.columns.values column_names[3] = '累计收益_1' res_df.columns = column_names 阅读全文
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import matplotlib.pyplot as plt 新老分数的密度图 data_score = data[['old_score','new_score']] data_score.plot(kind="kde",color=['lightcoral','lightslategrey'] 阅读全文
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