Like run ./letsencrypt-auto renew command, you also may encounter the same error: No module named pip.__main__; To solve this error, you can follow our tutorial.
Step 1. Run code below
rm ./certbot-auto* wget https://raw.githubusercontent.com/certbot/certbot/75499277be6699fd5a9b884837546391950a3ec9/certbot-auto chmod +x ./certbot-auto ./certbot-auto --no-self-upgrade
Step 2. Run ./certbot-auto
./certbot-auto