Account for _SpecialForm

pylint/checkers/utils.py

@@ -2169,12 +2169,22 @@ def is_terminating_func(node: nodes.Call) -> bool:
                 and inferred.qname() in TERMINATING_FUNCS_QNAMES
             ):
                 return True
+            # Unwrap to get the actual function node object
+            if isinstance(inferred, astroid.BoundMethod) and isinstance(
+                inferred._proxied, astroid.UnboundMethod
+            ):
+                inferred = inferred._proxied._proxied
             if (
                 isinstance(inferred, nodes.FunctionDef)
                 and isinstance(inferred.returns, nodes.Name)
                 and (inferred_func := safe_infer(inferred.returns))
                 and hasattr(inferred_func, "qname")
-                and inferred_func.qname() in TYPING_NORETURN
+                and inferred_func.qname()
+                in (
+                    *TYPING_NORETURN,
+                    # In Python 3.7 - 3.8, NoReturn is alias of '_SpecialForm'
+                    "typing._SpecialForm",
+                )
             ):
                 return True
     except (StopIteration, astroid.InferenceError):

tests/functional/u/used/used_before_assignment.py

@@ -208,16 +208,17 @@ def inner_if_continues_outer_if_has_no_other_statements():
         print(order)
 
 
-def skip(msg) -> NoReturn:
-    raise Exception(msg)  # pylint: disable=broad-exception-raised
-
-
-def print_platform_specific_command():
-    if sys.platform == "linux":
-        cmd = "ls"
-    elif sys.platform == "win32":
-        cmd = "dir"
-    else:
-        skip("only runs on Linux/Windows")
+class PlatformChecks:
+    """https://github.com/pylint-dev/pylint/issues/9674"""
+    def skip(self, msg) -> NoReturn:
+        raise Exception(msg)  # pylint: disable=broad-exception-raised
+
+    def print_platform_specific_command(self):
+        if sys.platform == "linux":
+            cmd = "ls"
+        elif sys.platform == "win32":
+            cmd = "dir"
+        else:
+            self.skip("only runs on Linux/Windows")
 
-    print(cmd)
+        print(cmd)