Add scripts for manipulation with derived data

exec/extract_df.py

@@ -0,0 +1,49 @@
+#!/usr/bin/env python3
+
+"""
+Extract data frames from AO2D.root files with information about parent files.
+"""
+
+import sys
+
+from ROOT import TFile, TObject  # pylint: disable=import-error
+
+# DF range
+df_first = 0
+df_last = 0
+
+for f in sys.argv[1:]:
+    df_i = 0  # DF counter
+    file_in = TFile.Open(f)
+    file_out = TFile.Open(f.replace(".root", "_edit.root"), "recreate")
+    for key in file_in.GetListOfKeys():
+        key_name = key.GetName()
+        obj = file_in.Get(key_name)
+        if not obj:
+            continue
+        if key_name == "parentFiles":
+            print(f"Writing object {key_name}")
+            file_out.cd()
+            res = obj.Write(key_name, TObject.kSingleKey)
+            if not res:
+                print(f"Failed to write {key_name}")
+        # DF directory
+        elif obj.ClassName() == "TDirectoryFile":
+            if df_first <= df_i <= df_last:
+                print(f"Writing object {key_name}")
+                # Create the DF directory
+                dir_obj = file_out.mkdir(key_name)
+                if not dir_obj:
+                    print(f"Failed to create dir {key_name}")
+                dir_obj.cd()
+                # Write trees in the DF directory
+                for key_sub in obj.GetListOfKeys():
+                    key_sub_name = key_sub.GetName()
+                    obj_sub = obj.Get(key_sub_name)
+                    if not obj_sub:
+                        continue
+                    print(f"Writing object {key_name}/{key_sub_name}")
+                    res = obj_sub.CloneTree().Write() if obj_sub.ClassName() == "TTree" else obj_sub.Write()
+                    if not res:
+                        print(f"Failed to write {key_name}/{key_sub_name}")
+            df_i += 1

exec/get_parents.py

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+#!/usr/bin/env python3
+
+"""
+Get paths to parent files from derived AO2D.root files.
+"""
+
+import sys
+
+from ROOT import TFile  # pylint: disable=import-error
+
+for f in sys.argv[1:]:
+    file = TFile.Open(f)
+    print(f)
+    list_parents = []
+    obj_map = file.Get("parentFiles")
+    # map.Print()
+    # Loop over data frames
+    for key in obj_map:
+        # Get the parent file path
+        # print(map.GetValue(key))
+        list_parents.append(str(obj_map.GetValue(key)))
+    # Remove duplicities and sort
+    print(len(list_parents))
+    list_parents = list(dict.fromkeys(list_parents))
+    list_parents.sort()
+    # Print out list of parents
+    for p in list_parents:
+        print(p)