Update |Adjustment| instances in *adjustments* with actual values
        held in *guides*, a list of ``<a:gd>`` elements. Guides with a name
        that does not match an adjustment object are skipped.

def _update_adjustments_with_actuals(adjustments, guides):
        """
        Update |Adjustment| instances in *adjustments* with actual values
        held in *guides*, a list of ``<a:gd>`` elements. Guides with a name
        that does not match an adjustment object are skipped.
        """
        adjustments_by_name = dict((adj.name, adj) for adj in adjustments)
        for gd in guides:
            name = gd.name
            actual = int(gd.fmla[4:])
            try:
                adjustment = adjustments_by_name[name]
            except KeyError:
                continue
            adjustment.actual = actual
        return