Fixed #36696 -- Fixed NameError when inspecting functions with deferred annotations.

In Python 3.14, annotations are deferred by default, so we should not
assume that the names in them have been imported unconditionally.

1 files changed, 15 insertions, 1 deletions

diff --git a/django/utils/inspect.py b/django/utils/inspect.py
index 31f3cf994b..ac5e82ca14 100644
--- a/django/utils/inspect.py
+++ b/django/utils/inspect.py
@@ -1,10 +1,24 @@
 import functools
 import inspect
 
+from django.utils.version import PY314
+
+if PY314:
+    import annotationlib
+
 
 @functools.lru_cache(maxsize=512)
 def _get_func_parameters(func, remove_first):
-    parameters = tuple(inspect.signature(func).parameters.values())
+    # As the annotations are not used in any case, inspect the signature with
+    # FORWARDREF to leave any deferred annotations unevaluated.
+    if PY314:
+        signature = inspect.signature(
+            func, annotation_format=annotationlib.Format.FORWARDREF
+        )
+    else:
+        signature = inspect.signature(func)
+
+    parameters = tuple(signature.parameters.values())
     if remove_first:
         parameters = parameters[1:]
     return parameters