Merge pull request #863 from comic/fix-852

Allow `optic_disk` ArrayField to be an empty list

Pipfile

@@ -25,7 +25,7 @@ django = "<2.3"
 django-countries = "*"
 django-crispy-forms = "*"
 django-userena-ce = "*"
-djangorestframework = "<3.10"
+djangorestframework = "*"
 docker = "*"
 matplotlib = "*"
 "oauth2" = "*"

app/grandchallenge/annotations/migrations/0006_auto_20190730_1234.py

@@ -0,0 +1,22 @@
+# Generated by Django 2.2.3 on 2019-07-30 12:34
+
+import django.contrib.postgres.fields
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [("annotations", "0005_imagetextannotation")]
+
+    operations = [
+        migrations.AlterField(
+            model_name="etdrsgridannotation",
+            name="optic_disk",
+            field=django.contrib.postgres.fields.ArrayField(
+                base_field=models.FloatField(),
+                blank=True,
+                default=list,
+                size=2,
+            ),
+        )
+    ]

app/grandchallenge/annotations/models.py

@@ -240,7 +240,9 @@ class ETDRSGridAnnotation(AbstractImageAnnotationModel):
 
     # Fields for location of fovea and optic disk on the images: (x,y) coordinates
     fovea = ArrayField(models.FloatField(), size=2)
-    optic_disk = ArrayField(models.FloatField(), size=2)
+    optic_disk = ArrayField(
+        models.FloatField(), size=2, default=list, blank=True
+    )
 
     class Meta(AbstractImageAnnotationModel.Meta):
         unique_together = ("image", "grader", "created")