Centos:

Refer to http://www.xinsi.ltd/wiki/doku.php?id=library:python:inst

Windows:

1. Download from https://www.python.org/ftp/python/3.8.2/python-3.8.2-amd64.exe or http://npm.taobao.org/mirrors/python/3.8.2/python-3.8.2-amd64.exe

2. Install python by running the package downloaded.

3. Change executable file name (If you have python 2 installed on you computer) Change python.exe and pythonw.exe to python3.exe and pythonw3.exe.

4. Reinstall pip (If you have python 2 installed on you computer) python3 -m pip install –upgrade pip –force-reinstall

5. Check

python3 -V
pip3 -V

numpy

# Centos
sudo pip3 install -i https://pypi.tuna.tsinghua.edu.cn/simple numpy

# Windows
pip3 install -i https://pypi.tuna.tsinghua.edu.cn/simple numpy

pyAudio (Windows only)

download package from https://www.xinsi.ltd/download/PyAudio-0.2.11-cp38-cp38-win_amd64.whl

pip3 install PyAudio-0.2.11-cp38-cp38-win_amd64.whl

sudo pip install -i https://pypi.tuna.tsinghua.edu.cn/simple numpy==1.16.0