fixed serialization of semantics

README.md

 [![Build](https://git-ce.rwth-aachen.de/wzl-mq-ms/forschung-lehre/lava/unified-device-interface/python/badges/master/pipeline.svg)](https://git-ce.rwth-aachen.de/wzl-mq-ms/forschung-lehre/lava/unified-device-interface/python/commits/master)
 
 # Python Unified Device Interface
-Current stable version: 9.3.6
+Current stable version: 9.3.7
 
 ## Installation
 1. Install the WZL-UDI package via pip
@@ -58,6 +58,9 @@ Funded by the Deutsche Forschungsgemeinschaft (DFG, German Research Foundation)
 
 ## Recent changes
 
+**9.3.7** - 2024-03-18
+  - fixed serialization of semantics
+
 **9.3.6** - 2024-03-18
   - fixed serialization of semantic values
 

setup.py

@@ -4,7 +4,7 @@ with open("README.md", "r", encoding="utf-8") as fh:
     long_description = fh.read()
 
 setup(name='wzl-udi',
-      version='9.3.6',
+      version='9.3.7',
       url='https://git-ce.rwth-aachen.de/wzl-mq-public/soil/python',
       project_urls={
           "Bug Tracker": "https://git-ce.rwth-aachen.de/wzl-mq-public/soil/python/-/issues",

src/http/server.py

@@ -197,6 +197,7 @@ class HTTPServer(object):
         resource_type = HTTPServer.analyze_request_url(request)
         keys = self._filter_query(request.query)
 
+        try:
             if resource_type == ResourceType.profile:
                 if self._profiles_path is None:
                     raise UserException('Can\'t return requested metadata profile, as no profiles have been created for this sensor service.')
@@ -219,6 +220,8 @@ class HTTPServer(object):
                 semantic_name = request.url.parts[-2] if request.url.parts[-1] == '' else request.url.parts[-1]
 
                 item, resource_type = self.root.resolve_semantic_path(semantic_name)
+                recursive = request.query is not None and 'all' in request.query
+                response = item.serialize_semantics(resource_type, recursive)
             else:
                 assert resource_type == ResourceType.element
                 uuids = HTTPServer.parse_uuids(request)
@@ -229,19 +232,18 @@ class HTTPServer(object):
 
                 try:
                     item = self.root[uuids]
+
+                    if resource_type.is_semantic():
+                        recursive = request.query is not None and 'all' in request.query
+                        response = item.serialize_semantics(resource_type, recursive)
+                    else:
+                        response = item.serialize(keys, self._legacy_mode, HTTP_GET)
                 except KeyError as e:
                     logger.error(traceback.format_exc())
                     response = {'error': str(e)}
                     logger.error('Response: {}'.format(response))
                     return self.prepare_response(response, None, status=404, query=request.query)
 
-        # serializing the element
-        try:
-            if resource_type.is_semantic() and resource_type != ResourceType.profile:
-                recursive = request.query is not None and 'all' in request.query
-                response = item.serialize_semantics(resource_type, recursive)
-            elif resource_type == ResourceType.element:
-                response = item.serialize(keys, self._legacy_mode, HTTP_GET)
             status = 200
             logger.info('Response: {}'.format(response))
         except (DeviceException, ServerException, UserException) as e: