Simply retrieve the python script:
wget -O speedtest-cli https://raw.github.com/sivel/speedtest-cli/master/speedtest_cli.py
Then make the downloaded script executable and execute it (the below commands assume you’re in the same directory as the downloaded file):
chmod +x ./speedtest-cli ./speedtest-cli
Execute the command and enjoy a hassle-free, simple bandwidth speed test application from your shell prompt.