uncomplicate the endpoints

services/capability/capability/views/capability_version.py

@@ -29,13 +29,18 @@ from pyramid.view import view_config
 
 @view_config(route_name="view_all_versions", renderer="json")
 def view_all_versions(request: Request):
+    """
+    Pyramid view that accepts a request to view all versions of a capability request
+    URL: capability/request/{capability_request_id}/versions
 
+    :param request: GET request
+    :return: 200 OK response with JSON-formatted info of latest version of request with given ID
+        or 404 response (HTTPNotFound) if capability request with given ID does not exist
+        or 412 response (HTTPPreconditionFailed) if capability request with given ID has no versions
+    """
     capability_request = request.capability_info.lookup_capability_request(request.matchdict["capability_request_id"])
     if capability_request:
         if capability_request.versions:
-            versions = []
-            for version in capability_request.versions:
-                versions.append(version.__json__())
             return capability_request.versions
         else:
             no_versions_msg = (
@@ -97,13 +102,7 @@ def view_specific_version(request: Request) -> Response:
     if capability_request:
         version = capability_request.versions[int(version_id) - 1]
         if version:
-            version_json = version.__json__()
-            version_json["files"] = []
-
-            for file in version.files:
-                version_json["files"].append(file.__json__())
-
-            return Response(json_body=version_json)
+            return version
         else:
             no_versions_msg = (
                 f"Capability request with ID {request.matchdict['capability_request_id']} has no versions."