[Fix Azure AI Studio] drop_params_from_unprocessable_entity_error (#5936)

* fix drop_params_from_unprocessable_entity_error

* fix drop_params_from_unprocessable_entity_error for async azure ai requests

* fix extra body reading azure ai studio

litellm/llms/OpenAI/common_utils.py

@@ -0,0 +1,45 @@
+"""
+Common helpers / utils across al OpenAI endpoints
+"""
+
+import json
+from typing import Any, Dict, List
+
+import openai
+
+
+####### Error Handling Utils for OpenAI API #######################
+###################################################################
+def drop_params_from_unprocessable_entity_error(
+    e: openai.UnprocessableEntityError, data: Dict[str, Any]
+) -> Dict[str, Any]:
+    """
+    Helper function to read OpenAI UnprocessableEntityError and drop the params that raised an error from the error message.
+
+    Args:
+    e (UnprocessableEntityError): The UnprocessableEntityError exception
+    data (Dict[str, Any]): The original data dictionary containing all parameters
+
+    Returns:
+    Dict[str, Any]: A new dictionary with invalid parameters removed
+    """
+    invalid_params: List[str] = []
+    if e.body is not None and isinstance(e.body, dict) and e.body.get("message"):
+        message = e.body.get("message", {})
+        if isinstance(message, str):
+            try:
+                message = json.loads(message)
+            except json.JSONDecodeError:
+                message = {"detail": message}
+        detail = message.get("detail")
+        if isinstance(detail, List) and len(detail) > 0 and isinstance(detail[0], dict):
+            for error_dict in detail:
+                if (
+                    error_dict.get("loc")
+                    and isinstance(error_dict.get("loc"), list)
+                    and len(error_dict.get("loc")) == 2
+                ):
+                    invalid_params.append(error_dict["loc"][1])
+
+    new_data = {k: v for k, v in data.items() if k not in invalid_params}
+    return new_data