{
  "rule": "v1 build_compositional_level.py criteria; v1 names frozen, the rest restated with a reason per row",
  "counts": {
    "atomic": 180,
    "composed": 17,
    "higher_order": 9,
    "v1": 108,
    "restated": 98
  },
  "collinearity": {
    "deep_tier": {
      "r": -0.348,
      "n": 70,
      "composite": 24
    },
    "inventory": {
      "r": 0.192,
      "n": 190,
      "composite": 24
    },
    "note": "point-biserial, log per-file frequency vs composite indicator, nonzero-rate constructs only"
  },
  "labels": {
    "AnnAssign": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Assert": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Assign": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "AsyncFor": {
      "level": 1,
      "category": "composed",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "AsyncFunctionDef": {
      "level": 1,
      "category": "composed",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "AsyncWith": {
      "level": 1,
      "category": "composed",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Attribute": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "AugAssign": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Await": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "BinOp": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "BoolOp": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Break": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Call": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "ClassDef": {
      "level": 1,
      "category": "composed",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Compare": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Constant": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "value"
    },
    "Continue": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Delete": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Dict": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "DictComp": {
      "level": 1,
      "category": "composed",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "For": {
      "level": 1,
      "category": "composed",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "FormattedValue": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "f-string part; no block"
    },
    "FunctionDef": {
      "level": 1,
      "category": "composed",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "GeneratorExp": {
      "level": 1,
      "category": "composed",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Global": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "If": {
      "level": 1,
      "category": "composed",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "IfExp": {
      "level": 1,
      "category": "composed",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Import": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "ImportFrom": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "JoinedStr": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "f-string; contains exprs as Dict does, no block"
    },
    "Lambda": {
      "level": 2,
      "category": "higher_order",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "List": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "simple expression; parity with v1 Dict/Set"
    },
    "ListComp": {
      "level": 1,
      "category": "composed",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Match": {
      "level": 1,
      "category": "composed",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "MatchAs": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "pattern; nests patterns, not statements or expressions; no block body"
    },
    "MatchClass": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "pattern; nests patterns, not statements or expressions; no block body"
    },
    "MatchMapping": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "pattern; nests patterns, not statements or expressions; no block body"
    },
    "MatchOr": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "pattern; nests patterns, not statements or expressions; no block body"
    },
    "MatchSequence": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "pattern; nests patterns, not statements or expressions; no block body"
    },
    "MatchStar": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "pattern; nests patterns, not statements or expressions; no block body"
    },
    "Name": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "value"
    },
    "NamedExpr": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "simple statement/expression; parity with Assign"
    },
    "Nonlocal": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "ParamSpec": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "type parameter"
    },
    "Pass": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Raise": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Return": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Set": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "SetComp": {
      "level": 1,
      "category": "composed",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Slice": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Starred": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Subscript": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Try": {
      "level": 1,
      "category": "composed",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "TryStar": {
      "level": 1,
      "category": "composed",
      "source": "restated",
      "reason": "compound statement: stmt* body, handlers, orelse, finalbody \u2014 as Try"
    },
    "Tuple": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "simple expression; parity with v1 Dict/Set"
    },
    "TypeAlias": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "TypeVar": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "type parameter"
    },
    "TypeVarTuple": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "type parameter"
    },
    "UnaryOp": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "While": {
      "level": 1,
      "category": "composed",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "With": {
      "level": 1,
      "category": "composed",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Yield": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "YieldFrom": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "ArithmeticError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "AssertionError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "AttributeError": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "BaseException": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "BaseExceptionGroup": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "BlockingIOError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "BrokenPipeError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "BufferError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "BytesWarning": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "ChildProcessError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "ConnectionAbortedError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "ConnectionError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "ConnectionRefusedError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "ConnectionResetError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "DeprecationWarning": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "EOFError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "Ellipsis": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "constant value"
    },
    "EncodingWarning": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "EnvironmentError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "Exception": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "ExceptionGroup": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "False": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "constant value"
    },
    "FileExistsError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "FileNotFoundError": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "FloatingPointError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "FutureWarning": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "GeneratorExit": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "IOError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "ImportError": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "ImportWarning": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "IndentationError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "IndexError": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "InterruptedError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "IsADirectoryError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "KeyError": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "KeyboardInterrupt": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "LookupError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "MemoryError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "ModuleNotFoundError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "NameError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "None": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "constant value"
    },
    "NotADirectoryError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "NotImplemented": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "constant value"
    },
    "NotImplementedError": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "OSError": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "OverflowError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "PendingDeprecationWarning": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "PermissionError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "ProcessLookupError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "RecursionError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "ReferenceError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "ResourceWarning": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "RuntimeError": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "RuntimeWarning": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "StopAsyncIteration": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "StopIteration": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "SyntaxError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "SyntaxWarning": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "SystemError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "SystemExit": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "TabError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "TimeoutError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "True": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "constant value"
    },
    "TypeError": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "UnboundLocalError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "UnicodeDecodeError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "UnicodeEncodeError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "UnicodeError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "UnicodeTranslateError": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "UnicodeWarning": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "UserWarning": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "ValueError": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "Warning": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "exception class \u2014 a type"
    },
    "ZeroDivisionError": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "abs": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "aiter": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "builtin whose signature takes no callable"
    },
    "all": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "anext": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "builtin whose signature takes no callable"
    },
    "any": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "ascii": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "builtin whose signature takes no callable"
    },
    "bin": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "builtin whose signature takes no callable"
    },
    "bool": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "breakpoint": {
      "level": 0,
      "category": "atomic",
      "source": "restated",
      "reason": "builtin whose signature takes no callable"
    },
    "bytearray": {
      "level": 0,
      "category": "atomic",
      "source": "v1",
      "reason": "v1 set membership, unchanged"
    },
    "bytes": {
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      "category": "atomic",
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}