[Py2.7] SCATTER, STACKPLOT, PIE Chart w/ Matplotlib.pyplot

/*********************************************************************************************************
-- Title : [Py2.7] SCATTER, STACKPLOT, PIE Chart w/ Matplotlib.pyplot
-- Reference : pythonprogramming.net
-- Key word : scatter stackplot pie chart 그래프 차트 matplotlib pyplot graph
*********************************************************************************************************/

-- Figure

-- Script

 
# -*- coding: utf-8 -*-
 
import matplotlib.pyplot as plt
 
# ********************************************
# -- SCATTER Chart : 출력
# ********************************************
x = [1,2,3,4,5,6,7,8]
y = [5,2,4,2,1,4,5,2]
 
# marker : "matplotlib.org/api/markers_api.html"
# s: marker size
plt.scatter(x,y, label='skitscat', color='r', s=25, marker="*")
 
 
plt.xlabel('xlabel')
plt.ylabel('ylabel')
plt.title('Title: Scatter Chart')
plt.legend()
plt.show()
 
 
# ********************************************
# -- STACKPLOT Chart : 출력
# ********************************************
days = [1,2,3,4,5]
 
sleeping = [7,8,6,11,7]
eating =   [2,3,4,3,2]
working =  [7,8,7,2,2]
playing =  [8,5,7,8,13]
 
# -- Label 설정
plt.plot([],[],color='m', label='Sleeping')
plt.plot([],[],color='c', label='Eating')
plt.plot([],[],color='r', label='Working')
plt.plot([],[],color='k', label='Playing')
 
# -- Stackplot 정의
plt.stackplot(days, [sleeping,eating,working,playing], colors=['m','c','r','k'])
 
plt.xlabel('xlabel')
plt.ylabel('ylabel')
plt.title('Title: Stackplot Chart')
plt.legend()
plt.show()
 
 
# ********************************************
# -- PIE Chart : 출력
# *******************************************
slices = [7,2,2,13]
activities = ['sleeping','eating','working','playing']
cols = ['c','m','r','b']
 
plt.pie(slices,
        labels=activities,
        colors=cols,
        startangle=90,
        shadow= True,
        explode=(0,0.2,0,0),
        autopct='%1.1f%%')
 
plt.title('Title: Stackplot Chart')
plt.legend()
plt.show()