kokopop007的博客

https://github.com/cpup007/pandas/blob/master/panda.ipynb同时也可以参考pandas官方十分钟入门文档：https://pandas.pydata.org/pandas-docs/stable/getting_started/10min.html

numpy的基本属性import numpy as nparray = np.array([[1,2,3],[2,3,4]])print(array)print('number of dim:',array.ndim)#查看是几维的print('shpe:',array.shape)#查看期形状，是几行几列print('size:',array.size)#查看大小创建array...