renxanshou的博客

python编程从入门到实践-p286安装matplotlib 教程 https://blog.youkuaiyun.com/Jia_jinjin/article/details/80428598 下一步，先进python环境 15.2绘制简单折线图 import matplotlib.pyplot as plt squares = [1,4,9,16,25] plt.plot(squares...

random_walk.py from random import choice class RandomWalk(): def __init__(self,num_points = 5000): self.num_points = num_points self.x_values = [0] self.y_values = [0] def fill_walk(self): ...

https://blog.youkuaiyun.com/u014636245/article/details/82804251 pip install pygal import csv from matplotlib import pyplot as plt from datetime import datetime # filename = 'sitka_weather_2014.csv' ...

16.2.2提取相关数据 import json filename = 'population_data.json' with open(filename) as f: pop_data = json.load(f) for pop_dict in pop_data: if pop_dict['Year'] == '2010': country_name = ...

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