Run rehash after `conda install`

pyenv.d/exec/pip-rehash/conda

@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+
+set -e
+[ -n "$PYENV_DEBUG" ] && set -x
+
+# Remove pyenv-pip-rehash/libexec from PATH to avoid infinite loops in `pyenv-which` (yyuu/pyenv#146)
+_PATH=":${PATH}:"
+_HERE="$(dirname "${BASH_SOURCE[0]}")" # remove this from PATH
+_PATH="${_PATH//:${_HERE}:/:}"
+_PATH="${_PATH#:}"
+_PATH="${_PATH%:}"
+PATH="${_PATH}"
+
+PYENV_COMMAND_PATH="$(pyenv-which "${PYENV_REHASH_REAL_COMMAND}")"
+PYENV_BIN_PATH="${PYENV_COMMAND_PATH%/*}"
+
+export PATH="${PYENV_BIN_PATH}:${PATH}"
+
+STATUS=0
+"$PYENV_COMMAND_PATH" "$@" || STATUS="$?"
+
+# Run `pyenv-rehash` after a successful installation.
+if [ "$STATUS" == "0" ]; then
+  case "$1" in
+  "install" | "remove" | "uninstall") pyenv-rehash;;
+  esac
+fi
+
+exit "$STATUS"