Fixed a bug in local backend where the subsections were not added to the parent section.

common/python/nomadcore/local_backend.py

@@ -420,11 +420,11 @@ class Section(object):
 class SectionManager(object):
     """Manages the sections for the given metainfo.
     """
-    def __init__(self, metaInfo, parentSectionNames, lastSectionGIndex=-1, openSections={}):
+    def __init__(self, metaInfo, parentSectionNames, lastSectionGIndex=-1):
         self.metaInfo = metaInfo
         self.parentSectionNames = parentSectionNames
         self.lastSectionGIndex = lastSectionGIndex
-        self.openSections = dict(openSections)
+        self.openSections = []
 
     def openSection(self, backend):
         newGIndex = self.lastSectionGIndex + 1
@@ -455,7 +455,10 @@ class SectionManager(object):
         if not parent_found and len(self.parentSectionNames) != 0:
             raise LookupError("Could not open section '{}' because none of it's parent sections '{}' could not be found".format(self.metaInfo.name, self.parentSectionNames))
 
-        self.openSections[gIndex] = Section(gIndex, references, parents, self.metaInfo.name, backend)
+        new_section = Section(gIndex, references, parents, self.metaInfo.name, backend)
+        self.openSections.append(new_section)
+        if parent_found:
+            parents[0].addSubsection(self.metaInfo, new_section)
 
     def closeSection(self, backend, gIndex):
         pass