from django.db import models
from typing import TYPE_CHECKING
if TYPE_CHECKING:
from endoreg_db.models import VideoSegmentationLabel
class VideoSegmentationLabelSetManager(models.Manager):
def get_by_natural_key(self, name):
return self.get(name=name)
[docs]
class VideoSegmentationLabelSet(models.Model):
name = models.CharField(max_length=255)
description = models.TextField(blank=True, null=True)
labels = models.ManyToManyField("VideoSegmentationLabel", related_name="labelsets")
objects = VideoSegmentationLabelSetManager()
if TYPE_CHECKING:
labels: models.QuerySet["VideoSegmentationLabel"]
[docs]
def natural_key(self):
return (self.name,)
def __str__(self):
return str(self.name)