Merge pull request #132 from redis/delete-without-read-#127

Adds delete function at a class level - enables instances of models to be deleted without reading them first

aredis_om/model/model.py

@@ -1114,8 +1114,10 @@ class RedisModel(BaseModel, abc.ABC, metaclass=ModelMeta):
         pk = getattr(self, self._meta.primary_key.field.name)
         return self.make_primary_key(pk)
 
-    async def delete(self):
+    @classmethod
-        return await self.db().delete(self.key())
+    async def delete(cls, pk: Any) -> int:
+        """Delete data at this key."""
+        return await cls.db().delete(cls.make_primary_key(pk))
 
     @classmethod
     async def get(cls, pk: Any) -> "RedisModel":

tests/test_hash_model.py

@@ -375,6 +375,22 @@ async def test_saves_model_and_creates_pk(m):
     assert member2 == member
 
 
+@pytest.mark.asyncio
+async def test_delete(m):
+    member = m.Member(
+        first_name="Simon",
+        last_name="Prickett",
+        email="s@example.com",
+        join_date=today,
+        age=97,
+        bio="This is a test user to be deleted.",
+    )
+
+    await member.save()
+    response = await m.Member.delete(member.pk)
+    assert response == 1
+
+
 def test_raises_error_with_embedded_models(m):
     class Address(m.BaseHashModel):
         address_line_1: str

tests/test_json_model.py

@@ -187,6 +187,22 @@ async def test_saves_model_and_creates_pk(address, m, redis):
     assert member2.address == address
 
 
+@pytest.mark.asyncio
+async def test_delete(address, m, redis):
+    member = m.Member(
+        first_name="Simon",
+        last_name="Prickett",
+        email="s@example.com",
+        join_date=today,
+        age=38,
+        address=address,
+    )
+
+    await member.save()
+    response = await m.Member.delete(member.pk)
+    assert response == 1
+
+
 @pytest.mark.asyncio
 async def test_saves_many_implicit_pipeline(address, m):
     member1 = m.Member(