NoneType object has no attribute 'decode'该怎么解决？？

[折射线]

#!/usr/bin/python
# -*- coding: UTF-8 -*-

import requests
import pygal
from pygal.style import LightColorizedStyle as LCS,LightenStyle as LS

#执行API调用并存储响应
url='https://api.github.com/search/repositories?q=language:python&sort=stars'
r=requests.get(url)
print 'Status code:',r.status_code #打印status_code
response_dict=r.json()
print 'Total repositories:',response_dict['total_count']

#研究有关仓库的信息
repo_dicts=response_dict['items']
names,plot_dicts=[],[] #创建空列表
for repo_dict in repo_dicts:
names.append(repo_dict['name'])
plot_dict={'value':repo_dict['stargazers_count'],'label':repo_dict['description'],'http_address':repo_dict['html_url']}
plot_dicts.append(plot_dict)



#可视化
my_style=LS('#333366',base_style=LCS)
my_config=pygal.Config()
my_config.x_label_rotation=45
my_config.show_legend = False
my_config.title_font_size=24
my_config.label_font_size=14
my_config.truncate_label=15
my_config.show_y_guides=True
my_config.width=1000

chart=pygal.Bar(my_config,style=my_style) #创建图表
chart.title='Most-Starred Python Project on GitHub'
chart.x_labels=names

chart.add('',plot_dicts)
chart.render_to_file('python_repos.svg')

[dsagsdfs]

同样的问题，后来发现是python_repos.svg文件过大造成的，截取一部分就好了

[nanxujuan]

'NoneType' object has no attribute 'decode' 这个报错信息提示有一个变量的值是None None 的类型是NoneType , 它没有decode 方法。 把repo_dict['description']转为str形式就好了 https://www.zhihu.com/question/65438974

[robator]

'label':repo_dict['description']改为： 'label':str(repo_dict['description'])