Command `pip` not found when installing on Raspberry Pi 4 running Buster (Legacy).

[nicomiguelino]

Overview of the Issue

+ '[' master = master ']'
++ curl -s https://raw.githubusercontent.com/Screenly/screenly-ose/master/requirements/requirements.host.txt
++ grep ansible
+ ANSIBLE_VERSION=ansible-core==2.12
+ sudo pip install cryptography==38.0.2
sudo: pip: command not found
+ sudo pip install ansible-core==2.12
sudo: pip: command not found

Reproduction Steps

If #1662 is not yet merged, run the following:

bash <(curl -sL https://raw.githubusercontent.com/nicomiguelino/screenly-ose/ealmonte32/development/bin/install.sh)

Otherwise:

bash <(curl -sL https://install-ose.srly.io)

Environment

• Raspberry Pi Hardware Version: Raspberry Pi 4 Model B
• Raspberry Pi Network Setup: Ethernet
• Raspberry Pi OS Lite (Legacy/Buster)