if test -n "$PYENV_ROOT"
  if test -d $PYENV_ROOT/bin
    set PATH $PYENV_ROOT/bin $PATH
  end
  if test -d $PYENV_ROOT/shims
    set PATH $PYENV_ROOT/shims $PATH
  end
else
  if test -d $HOME/.pyenv/bin
    set PATH $HOME/.pyenv/bin $PATH
  end
  if test -d $HOME/.pyenv/shims
    set PATH $HOME/.pyenv/shims $PATH
  end
end