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How to use update_last_modified method in localstack

Best Python code snippet using localstack_python

models.py

Source:models.py

...21        initial_model = self.get_registered_model()22        self._schema_editor = ModelSchemaEditor(initial_model)23    def save(self, **kwargs):24        super().save(**kwargs)25        cache.update_last_modified(self.model_name)26        cache.update_last_modified(self.initial_model_name)27        self.last_modified = self._modified28        self._schema_editor.update_table(self._factory.make_model())29    def delete(self, **kwargs):30        self._schema_editor.drop_table(self.as_model())31        self._factory.destroy_model()32        cache.clear_last_modified(self.initial_model_name)33        super().delete(**kwargs)34    35    @property36    def last_modified(self):37         return self._cache.get(self)38    @last_modified.setter39    def last_modified(self, timestamp):40        self._cache.set(self, timestamp)41    @last_modified.deleter42    def last_modified(self):43        self._cache.delete(self)44    def get_registered_model(self):45        return self._registry.get_model(self.model_name)46    def is_current_schema(self):47        return self._modified >= self.last_modified48    def is_current_model(self, model):49        if model._schema.pk != self.pk:50            raise ValueError("Can only be called on a model of this schema")51        return model._declared >= self.last_modified52    @property53    def _factory(self):54        return ModelFactory(self)55    @property56    def app_label(self):57        return config.dynamic_models_app_label()58    @property59    def model_name(self):60        return self.get_model_name(self.name)61    @property62    def initial_model_name(self):63        return self.get_model_name(self._initial_name)64    @classmethod65    def get_model_name(cls, name):66        return name.title().replace(' ', '')67    @property68    def db_table(self):69        parts = (self.app_label, slugify(self.name).replace('-', '_'))70        return '_'.join(parts)71    def get_db_table(self):72        return self._factory._model_meta()73    def as_model(self):74        return self._factory.get_model()75class FieldSchema(models.Model):76    _PROHIBITED_NAMES = ('__module__', '_schema', '_declared')77    _MAX_LENGTH_DATA_TYPES = ('character',)78    name = models.CharField(max_length=63)79    model_schema = models.ForeignKey(80        ModelSchema,81        on_delete=models.CASCADE,82        related_name='fields'83    )84    data_type = models.CharField(85        max_length=16,86        choices=FieldFactory.data_type_choices(),87        editable=False88    )89    null   =     models.BooleanField(default=False)90    unique =     models.BooleanField(default=False)91    max_length = models.PositiveIntegerField(null=True)92    93    input_type = models.CharField(max_length=65)94    description= models.TextField(max_length=1500)95    columns   =  models.JSONField()96    class Meta:97        unique_together = (98            ('name', 'model_schema'),99        )100    def __init__(self, *args, **kwargs):101        super().__init__(*args, **kwargs)102        self._initial_name = self.name103        self._initial_null = self.null104        self._initial_field = self.get_registered_model_field()105        self._schema_editor = FieldSchemaEditor(self._initial_field)106        107    def save(self, **kwargs):108        # self.validate()109        super().save(**kwargs)110        self.update_last_modified()111        model, field = self._get_model_with_field()112        try:113            self._schema_editor.update_column(model, field)114        except:115            print("Handle")116    def delete(self, **kwargs):117        model, field = self._get_model_with_field()118        self._schema_editor.drop_column(model, field)119        self.update_last_modified()120        super().delete(**kwargs)121    def validate(self):122        print("From the model.py",self.columns)123        if self._initial_null and not self.null:124            print("self._initial_null:-",self._initial_null, "and", self.null)125            raise NullFieldChangedError(f"Cannot change NULL field '{self.name}' to NOT NULL")126        if self.name in self.get_prohibited_names():127            raise InvalidFieldNameError(f'{self.name} is not a valid field name')128    def get_registered_model_field(self):129        latest_model = self.model_schema.get_registered_model()130        if latest_model and self.name:131            try:132                return latest_model._meta.get_field(self.name)133            except FieldDoesNotExist:134                pass135    @classmethod136    def get_prohibited_names(cls):137        # TODO: return prohbited names based on backend138        return cls._PROHIBITED_NAMES139    @classmethod140    def get_data_types(cls):141        return FieldFactory.get_data_types()142    @property143    def db_column(self):144        return slugify(self.name).replace('-', '_')145    def requires_max_length(self):146        147        return self.data_type in self.__class__._MAX_LENGTH_DATA_TYPES148    def update_last_modified(self):149        self.model_schema.last_modified = timezone.now()150    151    def get_options(self):152        """153        Get a dictionary of kwargs to be passed to the Django field constructor154        """155        options = {'null': self.null, 'unique': self.unique}156        if self.requires_max_length():157            options['max_length'] = self.max_length or config.default_charfield_max_length()158        159        # if self.data_type == 'date':160        #     options['input_formats'] = settings.DATE_INPUT_FORMATS161        162        if self.data_type == 'file':...

__init__.py

Source:__init__.py

...11    last_modified: datetime.datetime12    services: dict13    etag: str14    def __init__(self):15        self.update_last_modified()16        self.services = {}17    def _set_etag(self):18        self.etag = base64.b64encode(19            self.last_modified.isoformat().encode('utf-8')20        ).decode('utf-8')21    def update_last_modified(self):22        self.last_modified = ddt.now()23        self._set_etag()24    def add_service(self, type_uri, value):25        if callable(value):26            self.services[type_uri] = value27        else:28            self.services[type_uri] = lambda request=None: reverse(29                f"{value}-list", request=request30            )31        self.update_last_modified()32    def get_last_modified(self):33        return self.last_modified34    def get_etag(self):35        return self.etag36services = ScrudServices()37def collection_type_uri_for(type_uri):...

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