LiteLLM Minor Fixes & Improvements (11/01/2024) (#6551)

* fix: add lm_studio support

* fix(cohere_transformation.py): fix transformation logic for azure cohere embedding model name

Fixes https://github.com/BerriAI/litellm/issues/6540

* fix(utils.py): require base64 str to begin with `data:`

Fixes https://github.com/BerriAI/litellm/issues/6541

* fix: cleanup tests

* docs(guardrails.md): fix typo

* fix(opentelemetry.py): move to `.exception` and update 'response_obj' value to handle 'None' case

Fixes https://github.com/BerriAI/litellm/issues/6510

* fix: fix linting noqa placement

tests/llm_translation/test_azure_ai.py

@@ -0,0 +1,41 @@
+# What is this?
+## Unit tests for Azure AI integration
+
+import asyncio
+import os
+import sys
+import traceback
+
+from dotenv import load_dotenv
+
+import litellm.types
+import litellm.types.utils
+from litellm.llms.anthropic.chat import ModelResponseIterator
+
+load_dotenv()
+import io
+import os
+
+sys.path.insert(
+    0, os.path.abspath("../..")
+)  # Adds the parent directory to the system path
+from typing import Optional
+from unittest.mock import MagicMock, patch
+
+import pytest
+
+import litellm
+
+
+@pytest.mark.parametrize(
+    "model_group_header, expected_model",
+    [
+        ("offer-cohere-embed-multili-paygo", "Cohere-embed-v3-multilingual"),
+        ("offer-cohere-embed-english-paygo", "Cohere-embed-v3-english"),
+    ],
+)
+def test_map_azure_model_group(model_group_header, expected_model):
+    from litellm.llms.azure_ai.embed.cohere_transformation import AzureAICohereConfig
+
+    config = AzureAICohereConfig()
+    assert config._map_azure_model_group(model_group_header) == expected_model