Python中处理DataFrame，R绘图

IN Python

from pandas import DataFrame,Series

import pandas as pd

import numpy as np

data = pd.read_csv(r'C:\Users\lxy\Desktop\工作相关\工作报告KPI\pydata-book-master\ch06\ex5.csv')

data.index.name='x'

data.to_csv('D:\df.csv')

 

IN R

> library(ggplot2)

> df <- read.table("D:/df.csv",header=TRUE,sep=",",row.names="x")

> df

  something a  b  c  d message

0       one 1  2  3  4        

1       two 5  6 NA  8   world

2     three 9 10 11 12     foo

> p <- ggplot(df,aes(x=something,y=a))

> p+geom_bar(stat="identity")

> p+geom_bar(stat="identity",fill="lightblue",color="black")