Get the head of a directorship

        Arguments:
        val -- the cn of the directorship

def get_directorship_heads(self, val):
        """Get the head of a directorship

        Arguments:
        val -- the cn of the directorship
        """

        __ldap_group_ou__ = "cn=groups,cn=accounts,dc=csh,dc=rit,dc=edu"

        res = self.__con__.search_s(
                __ldap_group_ou__,
                ldap.SCOPE_SUBTREE,
                "(cn=eboard-%s)" % val,
                ['member'])

        ret = []
        for member in res[0][1]['member']:
            try:
                ret.append(member.decode('utf-8'))
            except UnicodeDecodeError:
                ret.append(member)
            except KeyError:
                continue

        return [CSHMember(self,
                dn.split('=')[1].split(',')[0],
                True)
                for dn in ret]