def get_axes_for_heading_type(self, heading_type=None):
pass<EOL>
Gets the number of axes for a given supported heading type.

        arg:    heading_type (osid.type.Type): a heading Type
        return: (cardinal) - the number of axes
        raise:  IllegalState - syntax is not a ``HEADING``
        raise:  NullArgument - ``heading_type`` is ``null``
        raise:  Unsupported - ``supports_heading_type(heading_type)`` is
                ``false``
        *compliance: mandatory -- This method must be implemented.*