fix regressions in unit tests in Python 3.12+

Author: Technologicat

unpythonic/syntax/tests/test_letdo.py

@@ -385,13 +385,13 @@ def test3():
 
         @dlet(x << "the env x")
         def test4():
-            nonlocal x
+            nonlocal x  # noqa: F824, Python 3.12+ complain about this; just testing our let construct; it's correct that there's no local `x` as per Python's normal scoping rules.
             return x
         test[test4() == "the nonlocal x"]
 
         @dlet(x << "the env x")
         def test5():
-            global x
+            global x  # noqa: F824, Python 3.12+ complain about this; just testing our let construct; it's correct that there's no local `x` as per Python's normal scoping rules.
             return x
         test[test5() == "the global x"]
 

unpythonic/syntax/tests/test_scopeanalyzer.py

@@ -179,8 +179,8 @@ def f3():
         with q as getlexvars_fdef:
             y = 21
             def myfunc(x, *args, kwonlyarg, **kwargs):
-                nonlocal y  # not really needed here, except for exercising the analyzer.
-                global g
+                nonlocal y  # noqa: F824, for Python 3.12+; just testing our scope analyzer; it's correct that there's no local `y`. Also, not really needed here, except for exercising the analyzer.
+                global g  # noqa: F824, Python 3.12+ complain about this; just testing our scope analyzer; it's correct that there's no local `g`.
                 def inner(blah):
                     abc = 123  # noqa: F841
                 z = 2 * y  # noqa: F841