#!/usr/bin/env bash
|
|
#
|
|
# Summary: List all Python virtualenvs found in `$PYENV_ROOT/versions/*'.
|
|
# Usage: pyenv virtualenvs [--bare] [--skip-aliases]
|
|
#
|
|
# List all virtualenvs found in `$PYENV_ROOT/versions/*' and its `$PYENV_ROOT/versions/envs/*'.
|
|
|
|
set -e
|
|
[ -n "$PYENV_DEBUG" ] && set -x
|
|
|
|
if [ -z "$PYENV_ROOT" ]; then
|
|
PYENV_ROOT="${HOME}/.pyenv"
|
|
fi
|
|
|
|
unset bare
|
|
unset skip_aliases
|
|
# Provide pyenv completions
|
|
for arg; do
|
|
case "$arg" in
|
|
--complete )
|
|
echo --bare
|
|
echo --skip-aliases
|
|
exit ;;
|
|
--bare ) bare=1 ;;
|
|
--skip-aliases ) skip_aliases=1 ;;
|
|
* )
|
|
pyenv-help --usage virtualenvs >&2
|
|
exit 1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
versions_dir="${PYENV_ROOT}/versions"
|
|
|
|
if ! enable -f "${BASH_SOURCE%/*}"/../libexec/pyenv-realpath.dylib realpath 2>/dev/null; then
|
|
if [ -n "$PYENV_NATIVE_EXT" ]; then
|
|
echo "pyenv: failed to load \`realpath' builtin" >&2
|
|
exit 1
|
|
fi
|
|
|
|
READLINK=$(type -p greadlink readlink | head -1)
|
|
if [ -z "$READLINK" ]; then
|
|
echo "pyenv: cannot find readlink - are you missing GNU coreutils?" >&2
|
|
exit 1
|
|
fi
|
|
|
|
resolve_link() {
|
|
$READLINK "$1"
|
|
}
|
|
|
|
realpath() {
|
|
local cwd="$PWD"
|
|
local path="$1"
|
|
local name
|
|
|
|
while [ -n "$path" ]; do
|
|
name="${path##*/}"
|
|
[ "$name" = "$path" ] || cd "${path%/*}"
|
|
path="$(resolve_link "$name" || true)"
|
|
done
|
|
|
|
echo "${PWD}/$name"
|
|
cd "$cwd"
|
|
}
|
|
fi
|
|
|
|
if [ -d "$versions_dir" ]; then
|
|
versions_dir="$(realpath "$versions_dir")"
|
|
fi
|
|
|
|
if [ -n "$bare" ]; then
|
|
hit_prefix=""
|
|
miss_prefix=""
|
|
current_versions=()
|
|
unset print_origin
|
|
include_system=""
|
|
else
|
|
hit_prefix="* "
|
|
miss_prefix=" "
|
|
OLDIFS="$IFS"
|
|
IFS=: current_versions=($(pyenv-version-name || true))
|
|
IFS="$OLDIFS"
|
|
print_origin="1"
|
|
include_system=""
|
|
fi
|
|
|
|
num_versions=0
|
|
|
|
exists() {
|
|
local car="$1"
|
|
local cdar
|
|
shift
|
|
for cdar in "$@"; do
|
|
if [ "${car}" == "${cdar}" ]; then
|
|
return 0
|
|
fi
|
|
done
|
|
return 1
|
|
}
|
|
|
|
print_version() {
|
|
if exists "$1" "${current_versions[@]}"; then
|
|
echo "${hit_prefix}${1}${print_origin+$2}"
|
|
else
|
|
echo "${miss_prefix}${1}${print_origin+$2}"
|
|
fi
|
|
num_versions=$((num_versions + 1))
|
|
}
|
|
|
|
shopt -s nullglob
|
|
for path in "$versions_dir"/*; do
|
|
if [ -d "$path" ]; then
|
|
if [ -n "$skip_aliases" ] && [ -L "$path" ]; then
|
|
target="$(realpath "$path")"
|
|
[ "${target%/*/envs/*}" != "$versions_dir" ] || continue
|
|
fi
|
|
virtualenv_prefix="$(pyenv-virtualenv-prefix "${path##*/}" 2>/dev/null || true)"
|
|
if [ -d "${virtualenv_prefix}" ]; then
|
|
print_version "${path##*/}" " (created from ${virtualenv_prefix})"
|
|
fi
|
|
for venv_path in "${path}/envs/"*; do
|
|
venv="${path##*/}/envs/${venv_path##*/}"
|
|
virtualenv_prefix="$(pyenv-virtualenv-prefix "${venv}" 2>/dev/null || true)"
|
|
if [ -d "${virtualenv_prefix}" ]; then
|
|
print_version "${venv}" " (created from ${virtualenv_prefix})"
|
|
fi
|
|
done
|
|
fi
|
|
done
|
|
shopt -u nullglob
|
|
|
|
if [ "$num_versions" -eq 0 ] && [ -n "$include_system" ]; then
|
|
echo "Warning: no Python virtualenv detected on the system" >&2
|
|
exit 1
|
|
fi
|