From 0e5464410ee459dcdd8c6a355c5659fa73e99542 Mon Sep 17 00:00:00 2001
From: Aniket Kumar <86551851+aniketkrs@users.noreply.github.com>
Date: Tue, 6 Oct 2026 09:54:29 +0530
Subject: [PATCH] fix: exclude *args/**kwargs from tool JSON schema in
 convert_function_to_tool

---
 ollama/_utils.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/ollama/_utils.py b/ollama/_utils.py
index 15f1cc0c..9bc2ba14 100644
--- a/ollama/_utils.py
+++ b/ollama/_utils.py
@@ -60,7 +60,11 @@ def convert_function_to_tool(func: Callable) -> Tool:
     func.__name__,
     (pydantic.BaseModel,),
     {
-      '__annotations__': {k: v.annotation if v.annotation != inspect._empty else str for k, v in inspect.signature(func).parameters.items()},
+      '__annotations__': {
+        k: v.annotation if v.annotation != inspect._empty else str
+        for k, v in inspect.signature(func).parameters.items()
+        if v.kind not in (inspect.Parameter.VAR_POSITIONAL, inspect.Parameter.VAR_KEYWORD)
+      },
       '__signature__': inspect.signature(func),
       '__doc__': parsed_docstring[doc_string_hash],
     },