ubuntu 20 Error loading psycopg2 module: No module named 'psycopg2 code example

Example: no module psycopg2

# For quick install
pip install psycopg2-binary

# For production-ready install
pip install psycopg2
# But it will fail if build prerequesties are not met:
# https://www.psycopg.org/docs/install.html#build-prerequisites