.bash_strict

 #!/usr/bin/env bash

# bash strict mode http://redsymbol.net/articles/unofficial-bash-strict-mode/
set -uo pipefail # Unofficial Bash Strict Mode with error trapping
IFS=$'\n\t' # only split on newline & tab, not space
# shellcheck disable=SC2154
# trap any error and report back the command and line number
trap 's=$?; echo "$0: Error on line "$LINENO": $BASH_COMMAND"; exit $s' ERR
#
# if non-strict behavior required turn back on only for that section
# set +u
# source /path/to/venv/bin/activate
# set -u