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How to use _get_related_manager method in autotest

Best Python code snippet using autotest_python

resource_lib.py

Source:resource_lib.py

...400        for name, entry in self.entries.iteritems():401            rep[name] = entry.short_representation()402        return rep403    @classmethod404    def _get_related_manager(cls, instance):405        """Get the related objects manager for the given instance.406        The instance must be one of the related classes.  This method will407        return the related manager from that instance to instances of the other408        related class.409        """410        this_model = type(instance)411        models = [entry_class.model for entry_class412                  in cls.related_classes.values()]413        if isinstance(instance, models[0]):414            this_model, other_model = models415        else:416            other_model, this_model = models417        _, field = this_model.objects.determine_relationship(other_model)418        this_models_fields = (this_model._meta.fields419                              + this_model._meta.many_to_many)420        if field in this_models_fields:421            manager_name = field.attname422        else:423            # related manager is on other_model, get name of reverse related424            # manager on this_model425            manager_name = field.related.get_accessor_name()426        return getattr(instance, manager_name)427    def _delete_entry(self):428        # choose order arbitrarily429        entry, other_entry = self.entries.itervalues()430        related_manager = self._get_related_manager(entry.instance)431        related_manager.remove(other_entry.instance)432    @classmethod433    def create_instance(cls, input_dict, containing_collection):434        other_name = containing_collection.unfixed_name435        cls._check_for_required_fields(input_dict, (other_name,))436        entry = containing_collection.fixed_entry437        other_entry = containing_collection.resolve_link(input_dict[other_name])438        related_manager = cls._get_related_manager(entry.instance)439        related_manager.add(other_entry.instance)440        return other_entry.instance441    def update(self, input_dict):442        pass443class RelationshipCollection(Collection):444    def __init__(self, request=None, fixed_entry=None):445        if request is None:446            request = fixed_entry._request447        super(RelationshipCollection, self).__init__(request)448        assert issubclass(self.entry_class, Relationship)449        self.related_classes = self.entry_class.related_classes450        self.fixed_name = None451        self.fixed_entry = None452        self.unfixed_name = None453        self.related_manager = None454        if fixed_entry is not None:455            self._set_fixed_entry(fixed_entry)456            entry_uri_arg = self.fixed_entry._uri_args().values()[0]457            self._query_params[self.fixed_name] = entry_uri_arg458    def _set_fixed_entry(self, entry):459        """Set the fixed entry for this collection.460        The entry must be an instance of one of the related entry classes.  This461        method must be called before a relationship is used.  It gets called462        either from the constructor (when collections are instantiated from463        other resource handling code) or from read_query_parameters() (when a464        request is made directly for the collection.465        """466        names = self.related_classes.keys()467        if isinstance(entry, self.related_classes[names[0]]):468            self.fixed_name, self.unfixed_name = names469        else:470            assert isinstance(entry, self.related_classes[names[1]])471            self.unfixed_name, self.fixed_name = names472        self.fixed_entry = entry473        self.unfixed_class = self.related_classes[self.unfixed_name]474        self.related_manager = self.entry_class._get_related_manager(475                entry.instance)476    def _query_parameters_accepted(self):477        return [(name, 'Show relationships for this %s' % entry_class.__name__)478                for name, entry_class479                in self.related_classes.iteritems()]480    def _resolve_query_param(self, name, uri_arg):481        entry_class = self.related_classes[name]482        return entry_class.from_uri_args(self._request, uri_arg)483    def read_query_parameters(self, query_params):484        super(RelationshipCollection, self).read_query_parameters(query_params)485        if not self._query_params:486            raise exceptions.BadRequest(487                    'You must specify one of the parameters %s and %s'488                    % tuple(self.related_classes.keys()))...

offer.py

Source:offer.py

...8    related_object_name = "offer_id"9    display_attribute = "name"10    @property11    def conversions(self):12        return self._get_related_manager(ConversionManager)13    @property14    def files(self):15        return self._get_related_manager(OfferFileManager)16    def add_target_country(self, country_code):17        return self._manager.add_target_country(self.id, country_code)18    def get_target_countries(self):19        return self._manager.get_target_countries(self.id)20    def add_category(self, category_id):21        return self._manager.add_category(self.id, category_id)22    def block_affiliate(self, affiliate_id):23        return self._manager.block_affiliate(self.id, affiliate_id)24    def unblock_affiliate(self, affiliate_id):25        return self._manager.unblock_affiliate(self.id, affiliate_id)26    def get_categories(self):27        return self._manager.get_categories(self.id)28    def get_offer_files_with_creative_code(self, affiliate_id):29        return self._manager.get_offer_files_with_creative_code(self.id, affiliate_id)...

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