@utilities.arguments_not_none<EOL><INDENT>def get_proficiencies_by_genus_type_for_objective_on_date(self, objective_id, proficiency_genus_type, from_, to):<DEDENT>
raise errors.Unimplemented()<EOL>
Gets a ``ProficiencyList`` of the given proficiency genus type relating to the given objective effective during the entire given date range inclusive but not confined to the date range.

        arg:    objective_id (osid.id.Id): an objective ``Id``
        arg:    proficiency_genus_type (osid.type.Type): a proficiency
                genus type
        arg:    from (osid.calendaring.DateTime): starting date
        arg:    to (osid.calendaring.DateTime): ending date
        return: (osid.learning.ProficiencyList) - the returned
                ``Proficiency`` list
        raise:  InvalidArgument - ``from`` is greater than ``to``
        raise:  NullArgument - ``objective_id, proficiency_genus_type,
                from,`` or ``to`` is ``null``
        raise:  OperationFailed - unable to complete request
        raise:  PermissionDenied - authorization failure
        *compliance: mandatory -- This method must be implemented.*