GREG-25: Adding namespace versioning

Adding namespace-versioning to API.

The swagger interface has been checked and it still works.

It is now possible to look at at a variable in the request (request.version) to inspect the namespace used.

greg/tests/api/test_person.py

@@ -212,7 +212,8 @@ def test_identity_add(client, person_foo):
         "value": "12345",
     }
     client.post(
-        reverse("v1:person_identity-list", kwargs={"person_id": person_foo.id}), data=data
+        reverse("v1:person_identity-list", kwargs={"person_id": person_foo.id}),
+        data=data,
     )
 
     response = client.get(
@@ -230,7 +231,8 @@ def test_identity_add_duplicate(client, person_foo, person_bar):
         "value": "12345",
     }
     client.post(
-        reverse("v1:person_identity-list", kwargs={"person_id": person_bar.id}), data=data
+        reverse("v1:person_identity-list", kwargs={"person_id": person_bar.id}),
+        data=data,
     )
 
     with pytest.raises(ValidationError):
@@ -248,11 +250,13 @@ def test_identity_add_valid_duplicate(client, person_foo, person_bar):
         "value": "12345",
     }
     client.post(
-        reverse("v1:person_identity-list", kwargs={"person_id": person_bar.id}), data=data
+        reverse("v1:person_identity-list", kwargs={"person_id": person_bar.id}),
+        data=data,
     )
 
     client.post(
-        reverse("v1:person_identity-list", kwargs={"person_id": person_foo.id}), data=data
+        reverse("v1:person_identity-list", kwargs={"person_id": person_foo.id}),
+        data=data,
     )
 
 
@@ -270,7 +274,8 @@ def test_identity_delete(client, person_foo):
         "value": "12345",
     }
     post_response = client.post(
-        reverse("v1:person_identity-list", kwargs={"person_id": person_foo.id}), data=data
+        reverse("v1:person_identity-list", kwargs={"person_id": person_foo.id}),
+        data=data,
     )
     identity_id = post_response.json()["id"]
 
@@ -281,7 +286,8 @@ def test_identity_delete(client, person_foo):
         "value": "1234413241235",
     }
     post_response2 = client.post(
-        reverse("v1:person_identity-list", kwargs={"person_id": person_foo.id}), data=data
+        reverse("v1:person_identity-list", kwargs={"person_id": person_foo.id}),
+        data=data,
     )
     identity_id2 = post_response2.json()["id"]
 
@@ -323,7 +329,8 @@ def test_identity_update(client, person_foo):
         "value": "12345",
     }
     client.post(
-        reverse("v1:person_identity-list", kwargs={"person_id": person_foo.id}), data=data
+        reverse("v1:person_identity-list", kwargs={"person_id": person_foo.id}),
+        data=data,
     )
 
     response = client.get(