1 files changed, 116 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/litellm/proxy/route_llm_request.py b/.venv/lib/python3.12/site-packages/litellm/proxy/route_llm_request.py
new file mode 100644
index 00000000..ac9332b2
--- /dev/null
+++ b/.venv/lib/python3.12/site-packages/litellm/proxy/route_llm_request.py
@@ -0,0 +1,116 @@
+from typing import TYPE_CHECKING, Any, Literal, Optional
+
+from fastapi import HTTPException, status
+
+import litellm
+
+if TYPE_CHECKING:
+    from litellm.router import Router as _Router
+
+    LitellmRouter = _Router
+else:
+    LitellmRouter = Any
+
+
+ROUTE_ENDPOINT_MAPPING = {
+    "acompletion": "/chat/completions",
+    "atext_completion": "/completions",
+    "aembedding": "/embeddings",
+    "aimage_generation": "/image/generations",
+    "aspeech": "/audio/speech",
+    "atranscription": "/audio/transcriptions",
+    "amoderation": "/moderations",
+    "arerank": "/rerank",
+    "aresponses": "/responses",
+}
+
+
+class ProxyModelNotFoundError(HTTPException):
+    def __init__(self, route: str, model_name: str):
+        detail = {
+            "error": f"{route}: Invalid model name passed in model={model_name}. Call `/v1/models` to view available models for your key."
+        }
+        super().__init__(status_code=status.HTTP_400_BAD_REQUEST, detail=detail)
+
+
+async def route_request(
+    data: dict,
+    llm_router: Optional[LitellmRouter],
+    user_model: Optional[str],
+    route_type: Literal[
+        "acompletion",
+        "atext_completion",
+        "aembedding",
+        "aimage_generation",
+        "aspeech",
+        "atranscription",
+        "amoderation",
+        "arerank",
+        "aresponses",
+        "_arealtime",  # private function for realtime API
+    ],
+):
+    """
+    Common helper to route the request
+    """
+    router_model_names = llm_router.model_names if llm_router is not None else []
+    if "api_key" in data or "api_base" in data:
+        return getattr(llm_router, f"{route_type}")(**data)
+
+    elif "user_config" in data:
+        router_config = data.pop("user_config")
+        user_router = litellm.Router(**router_config)
+        ret_val = getattr(user_router, f"{route_type}")(**data)
+        user_router.discard()
+        return ret_val
+
+    elif (
+        route_type == "acompletion"
+        and data.get("model", "") is not None
+        and "," in data.get("model", "")
+        and llm_router is not None
+    ):
+        if data.get("fastest_response", False):
+            return llm_router.abatch_completion_fastest_response(**data)
+        else:
+            models = [model.strip() for model in data.pop("model").split(",")]
+            return llm_router.abatch_completion(models=models, **data)
+    elif llm_router is not None:
+        if (
+            data["model"] in router_model_names
+            or data["model"] in llm_router.get_model_ids()
+        ):
+            return getattr(llm_router, f"{route_type}")(**data)
+
+        elif (
+            llm_router.model_group_alias is not None
+            and data["model"] in llm_router.model_group_alias
+        ):
+            return getattr(llm_router, f"{route_type}")(**data)
+
+        elif data["model"] in llm_router.deployment_names:
+            return getattr(llm_router, f"{route_type}")(
+                **data, specific_deployment=True
+            )
+
+        elif data["model"] not in router_model_names:
+            if llm_router.router_general_settings.pass_through_all_models:
+                return getattr(litellm, f"{route_type}")(**data)
+            elif (
+                llm_router.default_deployment is not None
+                or len(llm_router.pattern_router.patterns) > 0
+            ):
+                return getattr(llm_router, f"{route_type}")(**data)
+            elif route_type == "amoderation":
+                # moderation endpoint does not require `model` parameter
+                return getattr(llm_router, f"{route_type}")(**data)
+
+    elif user_model is not None:
+        return getattr(litellm, f"{route_type}")(**data)
+
+    # if no route found then it's a bad request
+    route_name = ROUTE_ENDPOINT_MAPPING.get(route_type, route_type)
+    raise ProxyModelNotFoundError(
+        route=route_name,
+        model_name=data.get("model", ""),
+    )