Removed training app (#4330)

CHANGELOG.md

@@ -46,6 +46,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Removed
 - Review rating, reviewer field from the job instance (use assignee field together with stage field instead) (<https://github.com/openvinotoolkit/cvat/pull/3788>)
+- Training django app (<https://github.com/openvinotoolkit/cvat/pull/4330>)
 
 ### Fixed
 - Fixed Interaction handler keyboard handlers (<https://github.com/openvinotoolkit/cvat/pull/3881>)

cvat/apps/engine/backup.py

@@ -566,7 +566,7 @@ def _write_tasks(self, zip_object):
     def _write_manifest(self, zip_object):
         def serialize_project():
             project_serializer = ProjectSerializer(self._db_project)
-            for field in ('assignee', 'owner', 'tasks', 'training_project', 'url'):
+            for field in ('assignee', 'owner', 'tasks', 'url'):
                 project_serializer.fields.pop(field)
 
             project = self._prepare_project_meta(project_serializer.data)

cvat/apps/engine/migrations/0050_auto_20220211_1425.py

@@ -0,0 +1,34 @@
+# Generated by Django 3.2.12 on 2022-02-11 14:25
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('engine', '0049_auto_20220202_0710'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='trainingprojectimage',
+            name='task',
+        ),
+        migrations.RemoveField(
+            model_name='trainingprojectlabel',
+            name='cvat_label',
+        ),
+        migrations.RemoveField(
+            model_name='project',
+            name='training_project',
+        ),
+        migrations.DeleteModel(
+            name='TrainingProject',
+        ),
+        migrations.DeleteModel(
+            name='TrainingProjectImage',
+        ),
+        migrations.DeleteModel(
+            name='TrainingProjectLabel',
+        ),
+    ]

cvat/apps/engine/models.py

@@ -12,7 +12,6 @@
 from django.core.files.storage import FileSystemStorage
 from django.db import models
 from django.db.models.fields import FloatField
-from django.utils.translation import gettext_lazy as _
 from cvat.apps.engine.utils import parse_specific_attributes
 from cvat.apps.organizations.models import Organization
 
@@ -223,19 +222,6 @@ class Image(models.Model):
     class Meta:
         default_permissions = ()
 
-
-class TrainingProject(models.Model):
-    class ProjectClass(models.TextChoices):
-        DETECTION = 'OD', _('Object Detection')
-
-    host = models.CharField(max_length=256)
-    username = models.CharField(max_length=256)
-    password = models.CharField(max_length=256)
-    training_id = models.CharField(max_length=64)
-    enabled = models.BooleanField(null=True)
-    project_class = models.CharField(max_length=2, choices=ProjectClass.choices, null=True, blank=True)
-
-
 class Project(models.Model):
 
     name = SafeCharField(max_length=256)
@@ -250,7 +236,6 @@ class Project(models.Model):
                               default=StatusChoice.ANNOTATION)
     organization = models.ForeignKey(Organization, null=True, default=None,
         blank=True, on_delete=models.SET_NULL, related_name="projects")
-    training_project = models.ForeignKey(TrainingProject, null=True, blank=True, on_delete=models.SET_NULL)
 
     def get_project_dirname(self):
         return os.path.join(settings.PROJECTS_ROOT, str(self.id))
@@ -318,13 +303,6 @@ def get_task_artifacts_dirname(self):
     def __str__(self):
         return self.name
 
-
-class TrainingProjectImage(models.Model):
-    task = models.ForeignKey(Task, on_delete=models.CASCADE)
-    idx = models.PositiveIntegerField()
-    training_image_id = models.CharField(max_length=64)
-
-
 # Redefined a couple of operation for FileSystemStorage to avoid renaming
 # or other side effects.
 class MyFileSystemStorage(FileSystemStorage):
@@ -429,12 +407,6 @@ class Meta:
         default_permissions = ()
         unique_together = ('task', 'name')
 
-
-class TrainingProjectLabel(models.Model):
-    cvat_label = models.ForeignKey(Label, on_delete=models.CASCADE, related_name='training_project_label')
-    training_label_id = models.CharField(max_length=64)
-
-
 class AttributeType(str, Enum):
     CHECKBOX = 'checkbox'
     RADIO = 'radio'

cvat/apps/engine/serializers.py

@@ -559,30 +559,20 @@ class Meta:
         fields = ('id', 'name')
         read_only_fields = ('name',)
 
-
-class TrainingProjectSerializer(serializers.ModelSerializer):
-    class Meta:
-        model = models.TrainingProject
-        fields = ('host', 'username', 'password', 'enabled', 'project_class')
-        write_once_fields = ('host', 'username', 'password', 'project_class')
-
-
 class ProjectSerializer(serializers.ModelSerializer):
     labels = LabelSerializer(many=True, source='label_set', partial=True, default=[])
     owner = BasicUserSerializer(required=False, read_only=True)
     owner_id = serializers.IntegerField(write_only=True, allow_null=True, required=False)
     assignee = BasicUserSerializer(allow_null=True, required=False)
     assignee_id = serializers.IntegerField(write_only=True, allow_null=True, required=False)
     task_subsets = serializers.ListField(child=serializers.CharField(), required=False)
-    training_project = TrainingProjectSerializer(required=False, allow_null=True)
     dimension = serializers.CharField(max_length=16, required=False)
 
     class Meta:
         model = models.Project
         fields = ('url', 'id', 'name', 'labels', 'tasks', 'owner', 'assignee',
             'owner_id', 'assignee_id', 'bug_tracker', 'task_subsets',
-            'created_date', 'updated_date', 'status', 'training_project',
-            'dimension', 'organization')
+            'created_date', 'updated_date', 'status', 'dimension', 'organization')
         read_only_fields = ('created_date', 'updated_date', 'status', 'owner',
             'assignee', 'task_subsets', 'dimension', 'organization', 'tasks')
 
@@ -597,17 +587,7 @@ def to_representation(self, instance):
     # pylint: disable=no-self-use
     def create(self, validated_data):
         labels = validated_data.pop('label_set')
-        training_data = validated_data.pop('training_project', {})
-        if training_data.get('enabled'):
-            host = training_data.pop('host').strip('/')
-            username = training_data.pop('username').strip()
-            password = training_data.pop('password').strip()
-            tr_p = models.TrainingProject.objects.create(**training_data,
-                                                         host=host, username=username, password=password)
-            db_project = models.Project.objects.create(**validated_data,
-                                                       training_project=tr_p)
-        else:
-            db_project = models.Project.objects.create(**validated_data)
+        db_project = models.Project.objects.create(**validated_data)
         label_colors = list()
         for label in labels:
             if label.get('id', None):

cvat/apps/engine/tests/test_rest_api.py

@@ -1552,7 +1552,6 @@ def _run_api_v2_projects_id_export_import(self, user):
                             "assignee",
                             "created_date",
                             "updated_date",
-                            "training_project",
                             "project_id",
                             "tasks",
                         ),

cvat/apps/engine/urls.py

@@ -13,7 +13,6 @@
 from django.conf import settings
 from cvat.apps.restrictions.views import RestrictionsViewSet
 from cvat.apps.iam.decorators import login_required
-from cvat.apps.training.views import PredictView
 
 schema_view = get_schema_view(
    openapi.Info(
@@ -53,7 +52,6 @@ def _map_format_to_schema(request, scheme=None):
 router.register('issues', views.IssueViewSet)
 router.register('comments', views.CommentViewSet)
 router.register('restrictions', RestrictionsViewSet, basename='restrictions')
-router.register('predict', PredictView, basename='predict')
 router.register('cloudstorages', views.CloudStorageViewSet)
 
 urlpatterns = [

cvat/apps/engine/views.py

@@ -198,14 +198,10 @@ def annotation_formats(request):
     def plugins(request):
         response = {
             'GIT_INTEGRATION': apps.is_installed('cvat.apps.dataset_repo'),
-            'ANALYTICS':       False,
-            'MODELS':          False,
-            'PREDICT':         apps.is_installed('cvat.apps.training')
+            'ANALYTICS': strtobool(os.environ.get("CVAT_ANALYTICS", '0')),
+            'MODELS': strtobool(os.environ.get("CVAT_SERVERLESS", '0')),
+            'PREDICT':False # FIXME: it is unused anymore (for UI only)
         }
-        if strtobool(os.environ.get("CVAT_ANALYTICS", '0')):
-            response['ANALYTICS'] = True
-        if strtobool(os.environ.get("CVAT_SERVERLESS", '0')):
-            response['MODELS'] = True
         return Response(response)