1 files changed, 43 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/litellm/llms/perplexity/chat/transformation.py b/.venv/lib/python3.12/site-packages/litellm/llms/perplexity/chat/transformation.py
new file mode 100644
index 00000000..dab64283
--- /dev/null
+++ b/.venv/lib/python3.12/site-packages/litellm/llms/perplexity/chat/transformation.py
@@ -0,0 +1,43 @@
+"""
+Translate from OpenAI's `/v1/chat/completions` to Perplexity's `/v1/chat/completions`
+"""
+
+from typing import Optional, Tuple
+
+from litellm.secret_managers.main import get_secret_str
+
+from ...openai.chat.gpt_transformation import OpenAIGPTConfig
+
+
+class PerplexityChatConfig(OpenAIGPTConfig):
+    def _get_openai_compatible_provider_info(
+        self, api_base: Optional[str], api_key: Optional[str]
+    ) -> Tuple[Optional[str], Optional[str]]:
+        api_base = api_base or get_secret_str("PERPLEXITY_API_BASE") or "https://api.perplexity.ai"  # type: ignore
+        dynamic_api_key = (
+            api_key
+            or get_secret_str("PERPLEXITYAI_API_KEY")
+            or get_secret_str("PERPLEXITY_API_KEY")
+        )
+        return api_base, dynamic_api_key
+
+    def get_supported_openai_params(self, model: str) -> list:
+        """
+        Perplexity supports a subset of OpenAI params
+
+        Ref: https://docs.perplexity.ai/api-reference/chat-completions
+
+        Eg. Perplexity does not support tools, tool_choice, function_call, functions, etc.
+        """
+        return [
+            "frequency_penalty",
+            "max_tokens",
+            "max_completion_tokens",
+            "presence_penalty",
+            "response_format",
+            "stream",
+            "temperature",
+            "top_p",
+            "max_retries",
+            "extra_headers",
+        ]