[stdlib] Mark constants as Final (#14577)

stdlib/symbol.pyi

@@ -1,93 +1,95 @@
-single_input: int
-file_input: int
-eval_input: int
-decorator: int
-decorators: int
-decorated: int
-async_funcdef: int
-funcdef: int
-parameters: int
-typedargslist: int
-tfpdef: int
-varargslist: int
-vfpdef: int
-stmt: int
-simple_stmt: int
-small_stmt: int
-expr_stmt: int
-annassign: int
-testlist_star_expr: int
-augassign: int
-del_stmt: int
-pass_stmt: int
-flow_stmt: int
-break_stmt: int
-continue_stmt: int
-return_stmt: int
-yield_stmt: int
-raise_stmt: int
-import_stmt: int
-import_name: int
-import_from: int
-import_as_name: int
-dotted_as_name: int
-import_as_names: int
-dotted_as_names: int
-dotted_name: int
-global_stmt: int
-nonlocal_stmt: int
-assert_stmt: int
-compound_stmt: int
-async_stmt: int
-if_stmt: int
-while_stmt: int
-for_stmt: int
-try_stmt: int
-with_stmt: int
-with_item: int
-except_clause: int
-suite: int
-test: int
-test_nocond: int
-lambdef: int
-lambdef_nocond: int
-or_test: int
-and_test: int
-not_test: int
-comparison: int
-comp_op: int
-star_expr: int
-expr: int
-xor_expr: int
-and_expr: int
-shift_expr: int
-arith_expr: int
-term: int
-factor: int
-power: int
-atom_expr: int
-atom: int
-testlist_comp: int
-trailer: int
-subscriptlist: int
-subscript: int
-sliceop: int
-exprlist: int
-testlist: int
-dictorsetmaker: int
-classdef: int
-arglist: int
-argument: int
-comp_iter: int
-comp_for: int
-comp_if: int
-encoding_decl: int
-yield_expr: int
-yield_arg: int
-sync_comp_for: int
-func_body_suite: int
-func_type: int
-func_type_input: int
-namedexpr_test: int
-typelist: int
-sym_name: dict[int, str]
+from typing import Final
+
+single_input: Final[int]
+file_input: Final[int]
+eval_input: Final[int]
+decorator: Final[int]
+decorators: Final[int]
+decorated: Final[int]
+async_funcdef: Final[int]
+funcdef: Final[int]
+parameters: Final[int]
+typedargslist: Final[int]
+tfpdef: Final[int]
+varargslist: Final[int]
+vfpdef: Final[int]
+stmt: Final[int]
+simple_stmt: Final[int]
+small_stmt: Final[int]
+expr_stmt: Final[int]
+annassign: Final[int]
+testlist_star_expr: Final[int]
+augassign: Final[int]
+del_stmt: Final[int]
+pass_stmt: Final[int]
+flow_stmt: Final[int]
+break_stmt: Final[int]
+continue_stmt: Final[int]
+return_stmt: Final[int]
+yield_stmt: Final[int]
+raise_stmt: Final[int]
+import_stmt: Final[int]
+import_name: Final[int]
+import_from: Final[int]
+import_as_name: Final[int]
+dotted_as_name: Final[int]
+import_as_names: Final[int]
+dotted_as_names: Final[int]
+dotted_name: Final[int]
+global_stmt: Final[int]
+nonlocal_stmt: Final[int]
+assert_stmt: Final[int]
+compound_stmt: Final[int]
+async_stmt: Final[int]
+if_stmt: Final[int]
+while_stmt: Final[int]
+for_stmt: Final[int]
+try_stmt: Final[int]
+with_stmt: Final[int]
+with_item: Final[int]
+except_clause: Final[int]
+suite: Final[int]
+test: Final[int]
+test_nocond: Final[int]
+lambdef: Final[int]
+lambdef_nocond: Final[int]
+or_test: Final[int]
+and_test: Final[int]
+not_test: Final[int]
+comparison: Final[int]
+comp_op: Final[int]
+star_expr: Final[int]
+expr: Final[int]
+xor_expr: Final[int]
+and_expr: Final[int]
+shift_expr: Final[int]
+arith_expr: Final[int]
+term: Final[int]
+factor: Final[int]
+power: Final[int]
+atom_expr: Final[int]
+atom: Final[int]
+testlist_comp: Final[int]
+trailer: Final[int]
+subscriptlist: Final[int]
+subscript: Final[int]
+sliceop: Final[int]
+exprlist: Final[int]
+testlist: Final[int]
+dictorsetmaker: Final[int]
+classdef: Final[int]
+arglist: Final[int]
+argument: Final[int]
+comp_iter: Final[int]
+comp_for: Final[int]
+comp_if: Final[int]
+encoding_decl: Final[int]
+yield_expr: Final[int]
+yield_arg: Final[int]
+sync_comp_for: Final[int]
+func_body_suite: Final[int]
+func_type: Final[int]
+func_type_input: Final[int]
+namedexpr_test: Final[int]
+typelist: Final[int]
+sym_name: Final[dict[int, str]]