python应用-掷骰子模拟-pygal

pygal安装：

Linux下：

pip install pygal

Windows下：

python -m pip install pygal

效果如图：

# -*- coding: utf-8 -*-

"""

Created on Fri Sep 28 23:07:29 2018

@author: pprp

"""

from random import randint

import pygal

class Die():

    def __init__(self,num_sides=6):

        self.num_sides=num_sides

    def roll(self):

        return randint(1,self.num_sides)

if __name__ == '__main__':

    die1=Die()

    die2=Die()

    results=[]

    for roll_num in range(100000):

        result = die1.roll()+die2.roll()

        results.append(result)

    frequencies=[]

    max_result=die1.num_sides+die2.num_sides

    for val in range(2,max_result+1):

        frequency=results.count(val)

        frequencies.append(frequency)

    print(frequencies)

    hist=pygal.Bar()

    hist.title="Rolling one D6 1000 times"

    hist.x_labels=['2','3','4','5','6','7','8','9','10','11','12']

    hist.x_title="result"

    hist.y_title="Frequency"

    hist.add('D6 + D6',frequencies)

    hist.render_to_file('die_visual.svg')