#!/usr/bin/env bash set -e [ -n "$PYENV_DEBUG" ] && set -x PYENV_VERSION_FILE="$1" shift PYENV_VERSIONS=() for version in "$@"; do PYENV_VERSIONS=("${PYENV_VERSIONS[@]}" "$version") done if [ -z "$PYENV_VERSIONS" ] || [ -z "$PYENV_VERSION_FILE" ]; then echo "usage: pyenv write-version-file FILENAME VERSIONS..." >&2 exit 1 fi # Make sure the specified version is installed. for PYENV_VERSION in "${PYENV_VERSIONS[@]}"; do pyenv-prefix "$PYENV_VERSION" >/dev/null done # Write the version out to disk. rm -f "$PYENV_VERSION_FILE" for PYENV_VERSION in "${PYENV_VERSIONS[@]}"; do echo "$PYENV_VERSION" >> "$PYENV_VERSION_FILE" done