symbol: removed in py310 (#5284)

stdlib/symbol.pyi

@@ -1,90 +1,92 @@
+import sys
 from typing import Dict
 
-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
+if sys.version_info < (3, 10):
+    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
 
-sym_name: Dict[int, str]
+    sym_name: Dict[int, str]