how to add pdm to manage python dependencies.

here is the content of the pipfile:

$[[$source$]]$

name $=$ "pypi"

verify$\_$ssl $=$ true

$[$dev$-$packages$]$

pylint $="*"$

$[$packages$]$

boto$3="*"$

falcon $="*"$

gunicorn $="*"$

psycopg$2-$binary $="*"$

requests $="*"$

logger $="*"$

$[$requires$]$

python$\_$version $="3\mathrm{.}8"$