Feb 19, 2025 · Feb 10, 2025 · Feb 11, 2025 · Feb 11, 2025 · Feb 11, 2025 · Feb 11, 2025
diff --git a/Lib/test/test_ast/test_ast.py b/Lib/test/test_ast/test_ast.py
    @support.cpython_only
    @skip_emscripten_stack_overflow()
    def test_ast_recursion_limit(self):
        fail_depth = 100_000
        crash_depth = 200_000
        success_depth = 200
        if _testinternalcapi is not None:
        def check_limit(prefix, repeated):
            expect_ok = prefix + repeated * success_depth
            ast.parse(expect_ok)
            for depth in (fail_depth, crash_depth):
 broken = prefix + repeated *depth
 details = "Compiling ({!r} + {!r} * {})".format(
 prefix, repeated,depth)
 with self.assertRaises(RecursionError, msg=details):
 with support.infinite_recursion():
 ast.parse(broken)

            broken = prefix + repeated *crash_depth
            details = "Compiling ({!r} + {!r} * {})".format(
                        prefix, repeated,crash_depth)
            with self.assertRaises(RecursionError, msg=details):
                with support.infinite_recursion():
                    ast.parse(broken)

        check_limit("a", "()")
        check_limit("a", ".b")
Original file line number	Diff line number	Diff line change
Expand Up		@@ -747,7 +747,6 @@ def next(self):
		@support.cpython_only
		@skip_emscripten_stack_overflow()
		def test_ast_recursion_limit(self):
		fail_depth = 100_000
		crash_depth = 200_000
		success_depth = 200
		if _testinternalcapi is not None:
Expand All		@@ -757,13 +756,13 @@ def test_ast_recursion_limit(self):
		def check_limit(prefix, repeated):
		expect_ok = prefix + repeated * success_depth
		ast.parse(expect_ok)
		for depth in (fail_depth, crash_depth):
		broken = prefix + repeated *depth
		details = "Compiling ({!r} + {!r} * {})".format(
		prefix, repeated,depth)
		with self.assertRaises(RecursionError, msg=details):
		with support.infinite_recursion():
		ast.parse(broken)

		broken = prefix + repeated *crash_depth
		details = "Compiling ({!r} + {!r} * {})".format(
		prefix, repeated,crash_depth)
		with self.assertRaises(RecursionError, msg=details):
		with support.infinite_recursion():
		ast.parse(broken)

		check_limit("a", "()")
		check_limit("a", ".b")
Expand Down