pandas将dataframe的所有数据列的名称转化为小写形式(all column labels in dataframe to lowercase)
目录
pandas将dataframe的所有数据列的名称转化为小写形式(all column labels in dataframe to lowercase)
#pandas将dataframe的所有数据列的名称转化为小写形式(all column labels in dataframe to lowercase)
#仿真数据
import pandas as pd
import numpy as np
data = {'产品':['肉类','盐铁','纺织','木材']*2,
'年份':[1046,1046,1046,1046,1047,1047,1047,1047],
'诸侯':['秦','齐','楚','秦','秦','楚','齐','齐'],
'产量':[180,140