.. py:module:: ethereum.gray_glacier.utils

Hardfork Utility Functions
^^^^^^^^^^^^^^^^^^^^^^^^^^

.. contents:: Table of Contents
    :backlinks: none
    :local:

Introduction
------------

Utility functions used in this gray_glacier version of specification.


.. only:: stage1

   Submodules
   ----------
   .. toctree::
      :titlesonly:
      :maxdepth: 1

      address/index.rst
      hexadecimal/index.rst
      message/index.rst