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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def create_command_class(name, func_module):
 """Dynamically creates subclass of MigratingCommand. Method takes name of the function, module it is part of and builds the subclass of :py:class:`MigratingCommand`. Having a subclass of :py:class:`cliff.command.Command` is mandatory for the osc-lib integration. :param name: name of the function :type name: basestring :param func_module: the module function is part of :type func_module: module :return: command name, subclass of :py:class:`MigratingCommand` :rtype: tuple(basestring, class) """


    cmd_name = name[3:].replace('_', '-')
    callback = getattr(func_module, name)
    desc = callback.__doc__ or ''
    help = desc.strip().split('\n')[0]

    arguments = getattr(callback, 'arguments', [])

    body = {
        '_args': arguments,
        '_callback': staticmethod(callback),
        '_description': desc,
        '_epilog': desc,
        '_help': help
    }

    claz = type('%sCommand' % cmd_name.title().replace('-', ''),
                (MigratingCommand,), body)

    return cmd_name, claz