def render_hash(hsh)
      str = ""
      indiff_hsh = hsh.with_indifferent_access
      indiff_hsh.keys.sort.each do |key|
        str << "#{key}: "
        value = indiff_hsh[key]
        PP::pp(value, str)
      end
      str
    end
def render_hash(hsh)
      str = ""
      indiff_hsh = hsh.with_indifferent_access
      indiff_hsh.keys.sort.each do |key|
        str << "#{key}: "
        value = indiff_hsh[key]
        PP::pp(value, str)
      end
      str
    end
renders hashes with keys in alpha-sorted order