gh-153374: Better way to clear name error suggestion

Lib/test/test_traceback.py

@@ -5109,6 +5109,26 @@ def func():
         actual = self.get_suggestion(func)
         self.assertIn("forget to import '_io'", actual)
 
+    def test_name_error_do_not_suggest_builtin_name_in_delete(self):
+        def func():
+            del next
+
+        actual = self.get_suggestion(func)
+        self.assertNotIn("Did you mean: 'anext'", actual)
+
+    def test_name_error_suggest_builtin_name_in_delete_if_not_delete_the_name_itself(self):
+        def func1():
+            del nxt[1]
+
+        actual = self.get_suggestion(func1)
+        self.assertIn("Did you mean: 'next'", actual)
+
+        def func2():
+            del nxt.__name__
+
+        actual = self.get_suggestion(func2)
+        self.assertIn("Did you mean: 'next'", actual)
+
 
 
 class PurePythonSuggestionFormattingTests(

Lib/traceback.py

@@ -14,6 +14,7 @@
 import keyword
 import tokenize
 import io
+import dis
 import importlib.util
 import pathlib
 
@@ -1963,8 +1964,9 @@ def _compute_suggestion_error(exc_value, tb, wrong_name):
         d = (
             list(frame.f_locals)
             + list(frame.f_globals)
-            + list(frame.f_builtins)
         )
+        if not dis.opname[frame.f_code.co_code[frame.f_lasti]].startswith(('STORE_', 'DELETE_')):
+            d += list(frame.f_builtins)
         d = [x for x in d if isinstance(x, str)]
         if not_normalized and wrong_name in d:
             return wrong_name

Misc/NEWS.d/next/Core_and_Builtins/2025-11-11-14-21-33.gh-issue-138890.QwN0EU.rst

@@ -0,0 +1 @@
+Use a more simple way to forbidden the builtins name suggestion in deleting