pyenv/libexec/pyenv-version-name
2013-08-15 22:29:47 +09:00

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#!/usr/bin/env bash
# Summary: Show the current Python version
set -e
[ -n "$PYENV_DEBUG" ] && set -x
if [ -n "$PYENV_VERSION" ]; then
OLDIFS="$IFS"
IFS=: versions=($(echo "${PYENV_VERSION}"))
IFS="$IFS"
else
PYENV_VERSION_FILE="$(pyenv-version-file)"
OLDIFS="$IFS"
IFS=: versions=($(pyenv-version-file-read "$PYENV_VERSION_FILE" || true))
IFS=: PYENV_VERSION="${versions[*]}"
IFS="$OLDIFS"
export PYENV_VERSION
fi
if [ -z "$versions" ]; then
echo "system"
exit
fi
version_exists() {
local version="$1"
[ -d "${PYENV_ROOT}/versions/${version}" ]
}
for version in "${versions[@]}"; do
if [ "$version" != "system" ] && ! version_exists "$version"; then
echo "pyenv: version \`$version' is not installed" >&2
exit 1
fi
done
echo "${PYENV_VERSION}"