python3.6 using Pygal module is not interactive, picture cannot display data

1. Version

PC version: win10+python3.6

2. Installation

2.1 Installed Versions

1. First install the pygal1.7 with PIP (refer to "Python from Getting Started to practice")

python-m pip Install--user pygal==1.7

Result: cannot be displayed,

2. Personal version of the issue, has uninstalled the 1.7 version, installed 2.4 version (the latest version)

python-m pip Install--user pygal

Result: The shape data cannot be displayed, only the axis data can be displayed.

2.2 Solutions

Check the installation on the website manual: Visit http://www.pygal.org/, click Installing,

You can see the following:

So, I guess, the reason: Maybe the pip installed version doesn't work with the python3.6 version ,

So click on the red arrow to switch to https://pypi.python.org/pypi/pygal/, then download the installation,

My win10 is in the Download PYGAL-2.4.0-PY2.PY3-NONE-ANY.WHL project folder,

Open a command window, switch to the project folder, and install using PIP:

python-m pip Install--user PYGAL-2.4.0-PY2.PY3-NONE-ANY.WHL

The final:

python3.6 using Pygal module is not interactive, picture cannot display data