pandas处理数据例子_pandas处理数据实例-CSDN博客

网站介绍:文章浏览阅读4.2k次。API : pandas apiimport pandas as pdimport osimport numpy as npdef add_prop(group): births = group.births.astype(float) group['prop'] = births / births.sum() return groupdef top1000(gro_pandas处理数据实例