old_contents: """Schema for Device."""
  from flask import url_for
  from fm_database.models.device import Device, DeviceUpdate
  from marshmallow.fields import Method
  
  from ..base import BaseSchema
  
  
  class DeviceSchema(BaseSchema):
      """Marshmallow DeviceSchema that loads the instance."""
  
      class Meta:  # pylint: disable=too-few-public-methods
          """Meta configuration for DeviceSchema."""
  
          exclude = ("creation_time", "id", "updates", "bins")
  
          model = Device
          include_relationships = True
          load_instance = True
  
      url = Method("get_url")
  
      def get_url(self, obj):  # pylint: disable=no-self-use
          """For marshmallow Method field to get a url for the resource."""
  
          return url_for("device.DevicesById", device_id=obj.id)
  
  
  class DeviceUpdateSchema(BaseSchema):
      """Marshmallow DeviceUpdateSchema that loads the instance."""
  
      class Meta:  # pylint: disable=too-few-public-methods
          """Meta configuration for DeviceUpdateSchema."""
  
          exclude = ("id",)
  
          model = DeviceUpdate
          include_relationships = True
          load_instance = True
  
new_contents: """Schema for Device."""
  from flask import url_for
  from fm_database.models.device import Device, DeviceUpdate
  from marshmallow.fields import Method
  
  from ..base import BaseSchema
  
  
  class DeviceSchema(BaseSchema):
      """Marshmallow DeviceSchema that loads the instance."""
  
      class Meta:  # pylint: disable=too-few-public-methods
          """Meta configuration for DeviceSchema."""
  
          exclude = ("creation_time", "updates", "bins")
  
          model = Device
          include_relationships = True
          load_instance = True
  
      url = Method("get_url")
  
      def get_url(self, obj):  # pylint: disable=no-self-use
          """For marshmallow Method field to get a url for the resource."""
  
          return url_for("device.DevicesById", device_id=obj.id)
  
  
  class DeviceUpdateSchema(BaseSchema):
      """Marshmallow DeviceUpdateSchema that loads the instance."""
  
      class Meta:  # pylint: disable=too-few-public-methods
          """Meta configuration for DeviceUpdateSchema."""
  
          exclude = ("id",)
  
          model = DeviceUpdate
          include_relationships = True
          load_instance = True
  
subject: add ID to schema