refactor: remove unused function

Author: krrishdholakia

litellm/litellm_core_utils/safe_json_dumps.py

@@ -50,94 +50,3 @@ def _serialize(obj: Any, seen: set, depth: int) -> Any:
 
     safe_data = _serialize(data, set(), 0)
     return json.dumps(safe_data, default=str)
-
-
-def filter_json_serializable(
-    data: Any, max_depth: int = DEFAULT_MAX_RECURSE_DEPTH
-) -> Any:
-    """
-    Recursively filter data to only include JSON serializable items.
-    Non-serializable items are completely skipped (not included in the result).
-    """
-
-    def _is_json_serializable(obj: Any) -> bool:
-        """Test if an object is JSON serializable."""
-        try:
-            json.dumps(obj)
-            return True
-        except (TypeError, ValueError):
-            return False
-
-    def _filter(obj: Any, seen: set, depth: int) -> Any:
-        # Check for maximum depth.
-        if depth > max_depth:
-            return None
-
-        # Base-case: if it is a primitive, test if it's serializable
-        if isinstance(obj, (str, int, float, bool, type(None))):
-            return obj if _is_json_serializable(obj) else None
-
-        # Check for circular reference.
-        if id(obj) in seen:
-            return None
-
-        seen.add(id(obj))
-
-        try:
-            if isinstance(obj, dict):
-                result = {}
-                for k, v in obj.items():
-                    # Only include keys that are strings and values that are serializable
-                    if isinstance(k, str):
-                        filtered_value = _filter(v, seen, depth + 1)
-                        # Only add the key-value pair if the value is serializable
-                        if filtered_value is not None or v is None:
-                            if _is_json_serializable(filtered_value):
-                                result[k] = filtered_value
-                seen.remove(id(obj))
-                return result
-
-            elif isinstance(obj, list):
-                result = []
-                for item in obj:
-                    filtered_item = _filter(item, seen, depth + 1)
-                    # Only include items that are serializable
-                    if filtered_item is not None or item is None:
-                        if _is_json_serializable(filtered_item):
-                            result.append(filtered_item)
-                seen.remove(id(obj))
-                return result
-
-            elif isinstance(obj, tuple):
-                filtered_items = []
-                for item in obj:
-                    filtered_item = _filter(item, seen, depth + 1)
-                    # Only include items that are serializable
-                    if filtered_item is not None or item is None:
-                        if _is_json_serializable(filtered_item):
-                            filtered_items.append(filtered_item)
-                seen.remove(id(obj))
-                return tuple(filtered_items)
-
-            elif isinstance(obj, set):
-                filtered_items = []
-                for item in obj:
-                    filtered_item = _filter(item, seen, depth + 1)
-                    # Only include items that are serializable
-                    if filtered_item is not None or item is None:
-                        if _is_json_serializable(filtered_item):
-                            filtered_items.append(filtered_item)
-                seen.remove(id(obj))
-                return sorted(filtered_items)
-
-            else:
-                # Test if the object is directly serializable
-                seen.remove(id(obj))
-                return obj if _is_json_serializable(obj) else None
-
-        except Exception:
-            if id(obj) in seen:
-                seen.remove(id(obj))
-            return None
-
-    return _filter(data, set(), 0)