First but not optimized version of AstFormatDict

src/core/builtin_concepts.py

@@ -105,6 +105,7 @@ class BuiltinConcepts:
 
     # formatting
     TO_LIST = "__TO_LIST"
+    TO_DICT = "__TO_DICT"
 
 
 AllBuiltinConcepts = [v for n, v in BuiltinConcepts.__dict__.items() if not n.startswith("__")]
@@ -176,6 +177,7 @@ BuiltinContainers = [
     BuiltinConcepts.FILTERED,
     BuiltinConcepts.EXPLANATION,
     BuiltinConcepts.TO_LIST,
+    BuiltinConcepts.TO_DICT,
 ]
 
 """