Django 4 support

pyproject.toml

@@ -17,7 +17,7 @@ classifiers = [
   "Programming Language :: Python :: Implementation :: PyPy",
 ]
 dependencies = [
-  "django>=3.2,<4",
+  "django>=4.2,<5",
 ]
 
 [build-system]

src/snomed_ct/models.py

@@ -19,6 +19,7 @@ def get_or_set(self, key, val_func):
 
     cache = PassThruCache()
 
+
 def print_function_entry_and_exit(decorated_function):
     """
     Function decorator logging entry + exit and parameters of functions.
@@ -145,6 +146,9 @@ def has_icd10_mappings(self):
     def has_definitions(self):
         return self.filter(text_definitions__isnull=False)
 
+    def definitions(self):
+        return TextDefinition.objects.all(concept__in=self.ids)
+
     def icd10_mappings(self):
         return ICD10_Mapping.objects.filter(referenced_component_id__in=self.ids)
 
@@ -518,6 +522,7 @@ class Meta:
 ASSOCIATED_MORPHOLOGY = 116676008
 PART_OF = 123005000
 
+
 class RelationshipQuerySet(CommonSNOMEDQuerySet):
     def sources(self):
         return Concept.objects.filter(id__in=self.values_list('source_id', flat='True'))
@@ -556,6 +561,9 @@ def by_type_id(self, type_id):
     def by_type_ids(self, type_ids):
         return self.get_queryset().filter(type_id_in=type_ids)
 
+    def active(self):
+        return self.get_queryset().active
+
 
 ATTRIBUTE_HUMAN_READABLE_NAMES = {
     363698007: 'is located in',
@@ -833,6 +841,7 @@ def by_icd_codes(self, codes):
         query = reduce(or_, (Q(map_target__startswith=code, map_rule='TRUE') for code in codes))
         return self.get_queryset().filter(query)
 
+
 class ICD10_Mapping(ExtendedMapRefSet):
     id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
     referenced_component = models.ForeignKey(Concept, on_delete=models.PROTECT, related_name='icd10_mappings',