chore: initial snapshot for gitea/github upload

llm-gateway-competitors/litellm-wheel-src/litellm/llms/openai_like/common_utils.py

@@ -0,0 +1,56 @@
+from typing import Literal, Optional, Tuple
+
+import httpx
+
+
+class OpenAILikeError(Exception):
+    def __init__(self, status_code, message):
+        self.status_code = status_code
+        self.message = message
+        self.request = httpx.Request(method="POST", url="https://www.litellm.ai")
+        self.response = httpx.Response(status_code=status_code, request=self.request)
+        super().__init__(
+            self.message
+        )  # Call the base class constructor with the parameters it needs
+
+
+class OpenAILikeBase:
+    def __init__(self, **kwargs):
+        pass
+
+    def _validate_environment(
+        self,
+        api_key: Optional[str],
+        api_base: Optional[str],
+        endpoint_type: Literal["chat_completions", "embeddings"],
+        headers: Optional[dict],
+        custom_endpoint: Optional[bool],
+    ) -> Tuple[str, dict]:
+        if api_key is None and headers is None:
+            raise OpenAILikeError(
+                status_code=400,
+                message="Missing API Key - A call is being made to LLM Provider but no key is set either in the environment variables ({LLM_PROVIDER}_API_KEY) or via params",
+            )
+
+        if api_base is None:
+            raise OpenAILikeError(
+                status_code=400,
+                message="Missing API Base - A call is being made to LLM Provider but no api base is set either in the environment variables ({LLM_PROVIDER}_API_KEY) or via params",
+            )
+
+        if headers is None:
+            headers = {
+                "Content-Type": "application/json",
+            }
+
+        if (
+            api_key is not None and "Authorization" not in headers
+        ):  # [TODO] remove 'validate_environment' from OpenAI base. should use llm providers config for this only.
+            headers.update({"Authorization": "Bearer {}".format(api_key)})
+
+        if not custom_endpoint:
+            if endpoint_type == "chat_completions":
+                api_base = "{}/chat/completions".format(api_base)
+            elif endpoint_type == "embeddings":
+                api_base = "{}/embeddings".format(api_base)
+        return api_base, headers