摘要: 1、Pandas基础知识 用pandas中的DataFrame时选取行或列: import numpy as np import pandas as pd from pandas import Sereis, DataFrame ser = Series(np.arange(3.)) data = 阅读全文
posted @ 2021-06-15 18:11 王陸 阅读(556) 评论(0) 推荐(0) 编辑