openai: dont populate logit_bias if None (#28482)

langchain-ai · Dec 3, 2024 · 7315360 · 7315360
1 parent ff675c1
commit 7315360
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/libs/partners/openai/langchain_openai/llms/base.py b/libs/partners/openai/langchain_openai/llms/base.py
@@ -205,11 +205,13 @@ def _default_params(self) -> Dict[str, Any]:
             "frequency_penalty": self.frequency_penalty,
             "presence_penalty": self.presence_penalty,
             "n": self.n,
-            "logit_bias": self.logit_bias,
             "seed": self.seed,
             "logprobs": self.logprobs,
         }
 
+        if self.logit_bias is not None:
+            normal_params["logit_bias"] = self.logit_bias
+
         if self.max_tokens is not None:
             normal_params["max_tokens"] = self.max_tokens