pyenv verification source

libexec/pyenv-prefix

@@ -0,0 +1,62 @@
+#!/usr/bin/env bash
+# Summary: Display prefixes for Python versions
+# Usage: pyenv prefix [<version>...]
+#
+# Displays the directories where the given Python versions are installed,
+# separated by colons. If no version is given, `pyenv prefix' displays the
+# locations of the currently selected versions.
+
+set -e
+[ -n "$PYENV_DEBUG" ] && set -x
+
+# Provide pyenv completions
+if [ "$1" = "--complete" ]; then
+  echo system
+  exec pyenv-versions --bare
+fi
+
+if [ -n "$1" ]; then
+  OLDIFS="$IFS"
+  { IFS=:
+    export PYENV_VERSION="$*"
+  }
+  IFS="$OLDIFS"
+elif [ -z "$PYENV_VERSION" ]; then
+  PYENV_VERSION="$(pyenv-version-name)"
+fi
+
+PYENV_PREFIX_PATHS=()
+OLDIFS="$IFS"
+{ IFS=:
+  for version in ${PYENV_VERSION}; do
+    if [ "$version" = "system" ]; then
+      if PYTHON_PATH="$(PYENV_VERSION="${version}" pyenv-which python --skip-advice 2>/dev/null)" || \
+          PYTHON_PATH="$(PYENV_VERSION="${version}" pyenv-which python3 --skip-advice 2>/dev/null)" || \
+          PYTHON_PATH="$(PYENV_VERSION="${version}" pyenv-which python2 --skip-advice 2>/dev/null)"; then
+        shopt -s extglob
+        # In some distros (Arch), Python can be found in sbin as well as bin
+        PYENV_PREFIX_PATH="${PYTHON_PATH%/?(s)bin/*}"
+        PYENV_PREFIX_PATH="${PYENV_PREFIX_PATH:-/}"
+      else
+        echo "pyenv: system version not found in PATH" >&2
+        exit 1
+      fi
+    else
+      version="$(pyenv-latest -f "$version")"
+      PYENV_PREFIX_PATH="${PYENV_ROOT}/versions/${version}"
+    fi
+    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="$OLDIFS"
+
+OLDIFS="$IFS"
+{ IFS=:
+  echo "${PYENV_PREFIX_PATHS[*]}"
+}
+IFS="$OLDIFS"