make packing configuration simpler

Simplify packing/unpacking configuration. Remove all references to PersistRecoConf.

To be tested with LHCb!3750 (merged) DaVinci!747 (merged) MooreAnalysis!92 (merged) Analysis!918 (merged)

Hlt/Hlt2Conf/python/Hlt2Conf/check_output.py

@@ -15,9 +15,9 @@ import cppyy
 not_found = cppyy.bind_object(0, cppyy.gbl.DataObject)
 
 # These locations do not exist in old brunel outputs or any file produced
-# before LHCb!3622, for the moment ignore the errors in unpacking checks.
+# before 07.2022 for the moment ignore the errors in unpacking checks.
 # until we have some versioning of the reco locations
-UnexpectedReco = ["MuonTracks"]
+UnexpectedReco = ["MuonTracks", "Rec/Summary"]
 
 
 def check_persistreco(TES, locations, process="Hlt2", N=0):
@@ -42,7 +42,7 @@ def check_persistreco(TES, locations, process="Hlt2", N=0):
                     print(
                         "Persistreco ERROR for pass through line. RecSummary not persisted."
                     )
-            elif len(unpacked) < N and not any(x in loc for x in Unexpected):
+            elif unpacked.size() < N and not any(x in loc for x in Unexpected):
                 if "Vertex" not in loc:  ## Do not expect N_TURBO+ vertices
                     print("Persistreco ERROR for pass through line. ", loc,
-                          " has only ", len(unpacked), " entries.")
+                          " has only ", unpacked.size(), " entries.")