摘要：
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
摘要：
https://blog.csdn.net/weixin_39450145/article/details/120795055 阅读全文