#!/usr/bin/env bash
# shellcheck disable=SC2230
# vim:ts=4:sts=4:sw=4:et
#
# Author: Hari Sekhon
# Date: 2019-09-15 09:59:01 +0100 (Sun, 15 Sep 2019)
#
# https://github.com/harisekhon/bash-tools
#
# License: see accompanying Hari Sekhon LICENSE file
#
# If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish
#
# https://www.linkedin.com/in/harisekhon
#
# Returns the first argument that is found as an executable in the $PATH, with preference given to local Python library installation
#
# Useful for Macs to find where libraries executable scripts like nosetests are, which may get installed locally in $HOME/Library/Python/2.7/bin to avoid Mac OS X System Integrity Protection
set -euo pipefail
[ -n " ${ DEBUG :- } " ] && set -x
srcdir = " $( dirname " $0 " ) "
# shellcheck source=lib/utils.sh
. " $srcdir /lib/utils.sh "
python = " ${ PYTHON :- python } "
python_path = ""
# finds weird things like this to make $PATH work:
#
# /usr/local/Cellar/numpy/1.14.5/libexec/nose/bin
#
# Since nose is available in brew Cellar's numpy, it doesn't get installed to ~/Library and isn't found otherwise.
# Rather than do an --ignore-installed which could cause all sorts of other issues, just use it from wherever it is found
while read -r path; do
bin = " ${ path %/lib/python*/site-packages* } /bin "
if [ -d " $bin " ] ; then
python_path = " $bin : $python_path "
fi
done < <( " $python " -c 'from __future__ import print_function; import sys; print("\n".join(reversed(sys.path)))' | sed '/^[[:space:]]*$/d' )
for path in ~/Library/Python/*; do
bin = " $path /bin "
[ -d " $bin " ] || continue
python_path = " $bin : $python_path "
done
# prioritise our default python at the beginning of the $PATH
python_version = " $( " $python " -c 'from __future__ import print_function; import sys; print("{}.{}".format(sys.version_info.major, sys.version_info.minor))' ) "
bin = ~/Library/Python/" $python_version " /bin
if [ -d " $bin " ] ; then
python_path = " $bin : $python_path "
fi
if [ $# -lt 1 ] ; then
cat <<EOF
Find where one or more CLI programs are installed by searching all the Python library locations
Especially useful when Python tools get installed to places not in your \$ PATH - where the 'which' command can' t help
usage: ${ 0 ##*/ } <program> [ <program2> <program3> ...]
EOF
exit 1
fi
export PATH = " $python_path : $PATH "
set +o pipefail
found = " $( type -P " $@ " | head -n 1) "
set -o pipefail
if [ -n " $found " ] ; then
echo " $found "
else
echo " no Python executable was found matching any of: $* " >& 2
echo " \$PATH searched was: $PATH " >& 2
if is_CI; then
echo
echo "running in CI detected, attempting to search all paths" >& 2
for x in " $@ " ; do
echo " searching for $x : " >& 2
find / -type f -name " $x " 2>/dev/null || :
done
fi
exit 1
fi