1 files changed, 216 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/litellm/llms/cloudflare/chat/transformation.py b/.venv/lib/python3.12/site-packages/litellm/llms/cloudflare/chat/transformation.py
new file mode 100644
index 00000000..83c7483d
--- /dev/null
+++ b/.venv/lib/python3.12/site-packages/litellm/llms/cloudflare/chat/transformation.py
@@ -0,0 +1,216 @@
+import json
+import time
+from typing import AsyncIterator, Iterator, List, Optional, Union
+
+import httpx
+
+import litellm
+from litellm.llms.base_llm.base_model_iterator import BaseModelResponseIterator
+from litellm.llms.base_llm.chat.transformation import (
+    BaseConfig,
+    BaseLLMException,
+    LiteLLMLoggingObj,
+)
+from litellm.secret_managers.main import get_secret_str
+from litellm.types.llms.openai import AllMessageValues
+from litellm.types.utils import (
+    ChatCompletionToolCallChunk,
+    ChatCompletionUsageBlock,
+    GenericStreamingChunk,
+    ModelResponse,
+    Usage,
+)
+
+
+class CloudflareError(BaseLLMException):
+    def __init__(self, status_code, message):
+        self.status_code = status_code
+        self.message = message
+        self.request = httpx.Request(method="POST", url="https://api.cloudflare.com")
+        self.response = httpx.Response(status_code=status_code, request=self.request)
+        super().__init__(
+            status_code=status_code,
+            message=message,
+            request=self.request,
+            response=self.response,
+        )  # Call the base class constructor with the parameters it needs
+
+
+class CloudflareChatConfig(BaseConfig):
+    max_tokens: Optional[int] = None
+    stream: Optional[bool] = None
+
+    def __init__(
+        self,
+        max_tokens: Optional[int] = None,
+        stream: Optional[bool] = None,
+    ) -> None:
+        locals_ = locals().copy()
+        for key, value in locals_.items():
+            if key != "self" and value is not None:
+                setattr(self.__class__, key, value)
+
+    @classmethod
+    def get_config(cls):
+        return super().get_config()
+
+    def validate_environment(
+        self,
+        headers: dict,
+        model: str,
+        messages: List[AllMessageValues],
+        optional_params: dict,
+        api_key: Optional[str] = None,
+        api_base: Optional[str] = None,
+    ) -> dict:
+        if api_key is None:
+            raise ValueError(
+                "Missing CloudflareError API Key - A call is being made to cloudflare but no key is set either in the environment variables or via params"
+            )
+        headers = {
+            "accept": "application/json",
+            "content-type": "apbplication/json",
+            "Authorization": "Bearer " + api_key,
+        }
+        return headers
+
+    def get_complete_url(
+        self,
+        api_base: Optional[str],
+        model: str,
+        optional_params: dict,
+        litellm_params: dict,
+        stream: Optional[bool] = None,
+    ) -> str:
+        if api_base is None:
+            account_id = get_secret_str("CLOUDFLARE_ACCOUNT_ID")
+            api_base = (
+                f"https://api.cloudflare.com/client/v4/accounts/{account_id}/ai/run/"
+            )
+        return api_base + model
+
+    def get_supported_openai_params(self, model: str) -> List[str]:
+        return [
+            "stream",
+            "max_tokens",
+        ]
+
+    def map_openai_params(
+        self,
+        non_default_params: dict,
+        optional_params: dict,
+        model: str,
+        drop_params: bool,
+    ) -> dict:
+        supported_openai_params = self.get_supported_openai_params(model=model)
+        for param, value in non_default_params.items():
+            if param == "max_completion_tokens":
+                optional_params["max_tokens"] = value
+            elif param in supported_openai_params:
+                optional_params[param] = value
+        return optional_params
+
+    def transform_request(
+        self,
+        model: str,
+        messages: List[AllMessageValues],
+        optional_params: dict,
+        litellm_params: dict,
+        headers: dict,
+    ) -> dict:
+        config = litellm.CloudflareChatConfig.get_config()
+        for k, v in config.items():
+            if k not in optional_params:
+                optional_params[k] = v
+
+        data = {
+            "messages": messages,
+            **optional_params,
+        }
+        return data
+
+    def transform_response(
+        self,
+        model: str,
+        raw_response: httpx.Response,
+        model_response: ModelResponse,
+        logging_obj: LiteLLMLoggingObj,
+        request_data: dict,
+        messages: List[AllMessageValues],
+        optional_params: dict,
+        litellm_params: dict,
+        encoding: str,
+        api_key: Optional[str] = None,
+        json_mode: Optional[bool] = None,
+    ) -> ModelResponse:
+        completion_response = raw_response.json()
+
+        model_response.choices[0].message.content = completion_response["result"][  # type: ignore
+            "response"
+        ]
+
+        prompt_tokens = litellm.utils.get_token_count(messages=messages, model=model)
+        completion_tokens = len(
+            encoding.encode(model_response["choices"][0]["message"].get("content", ""))
+        )
+
+        model_response.created = int(time.time())
+        model_response.model = "cloudflare/" + model
+        usage = Usage(
+            prompt_tokens=prompt_tokens,
+            completion_tokens=completion_tokens,
+            total_tokens=prompt_tokens + completion_tokens,
+        )
+        setattr(model_response, "usage", usage)
+        return model_response
+
+    def get_error_class(
+        self, error_message: str, status_code: int, headers: Union[dict, httpx.Headers]
+    ) -> BaseLLMException:
+        return CloudflareError(
+            status_code=status_code,
+            message=error_message,
+        )
+
+    def get_model_response_iterator(
+        self,
+        streaming_response: Union[Iterator[str], AsyncIterator[str], ModelResponse],
+        sync_stream: bool,
+        json_mode: Optional[bool] = False,
+    ):
+        return CloudflareChatResponseIterator(
+            streaming_response=streaming_response,
+            sync_stream=sync_stream,
+            json_mode=json_mode,
+        )
+
+
+class CloudflareChatResponseIterator(BaseModelResponseIterator):
+    def chunk_parser(self, chunk: dict) -> GenericStreamingChunk:
+        try:
+            text = ""
+            tool_use: Optional[ChatCompletionToolCallChunk] = None
+            is_finished = False
+            finish_reason = ""
+            usage: Optional[ChatCompletionUsageBlock] = None
+            provider_specific_fields = None
+
+            index = int(chunk.get("index", 0))
+
+            if "response" in chunk:
+                text = chunk["response"]
+
+            returned_chunk = GenericStreamingChunk(
+                text=text,
+                tool_use=tool_use,
+                is_finished=is_finished,
+                finish_reason=finish_reason,
+                usage=usage,
+                index=index,
+                provider_specific_fields=provider_specific_fields,
+            )
+
+            return returned_chunk
+
+        except json.JSONDecodeError:
+            raise ValueError(f"Failed to decode JSON from chunk: {chunk}")