Fix loop var naming (#38885)

src/transformers/modeling_utils.py

@@ -380,10 +380,10 @@ def get_parameter_dtype(parameter: Union[nn.Module, "ModuleUtilsMixin"]):
 
     gen = parameter._named_members(get_members_fn=find_tensor_attributes)
     last_tuple = None
-    for tuple in gen:
-        last_tuple = tuple
-        if tuple[1].is_floating_point():
-            return tuple[1].dtype
+    for gen_tuple in gen:
+        last_tuple = gen_tuple
+        if gen_tuple[1].is_floating_point():
+            return gen_tuple[1].dtype
 
     if last_tuple is not None:
         # fallback to the last dtype