pyenv/libexec/pyenv-prefix

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#!/usr/bin/env bash
set -e
[ -n "$PYENV_DEBUG" ] && set -x
# Provide pyenv completions
if [ "$1" = "--complete" ]; then
echo system
exec pyenv-versions --bare
fi
if [ -n "$1" ]; then
versions=($@)
IFS=: PYENV_VERSION="${versions[*]}"
export PYENV_VERSION
else
IFS=: versions=($(pyenv-version-name))
fi
if [ "$versions" = "system" ]; then
PYTHON_PATH="$(pyenv-which python)"
echo "${PYTHON_PATH%/*}"
exit
fi
PYENV_PREFIX_PATHS=()
for version in "${versions[@]}"; do
PYENV_PREFIX_PATH="${PYENV_ROOT}/versions/${version}"
if [ -d "$PYENV_PREFIX_PATH" ]; then
PYENV_PREFIX_PATHS=("${PYENV_PREFIX_PATHS[@]}" "$PYENV_PREFIX_PATH")
else
echo "pyenv: version \`${version}' not installed" >&2
exit 1
fi
done
IFS=: echo "${PYENV_PREFIX_PATHS[*]}"