fix - update abatch_completion docstring

litellm/router.py

@@ -672,6 +672,29 @@ class Router:
         Async Batch Completion. Used for 2 scenarios:
         1. Batch Process 1 request to N models on litellm.Router. Pass messages as List[Dict[str, str]] to use this
         2. Batch Process N requests to M models on litellm.Router. Pass messages as List[List[Dict[str, str]]] to use this
+
+        Example Request for 1 request to N models:
+        ```
+            response = await router.abatch_completion(
+                models=["gpt-3.5-turbo", "groq-llama"],
+                messages=[
+                    {"role": "user", "content": "is litellm becoming a better product ?"}
+                ],
+                max_tokens=15,
+            )
+        ```
+
+
+        Example Request for N requests to M models:
+        ```
+            response = await router.abatch_completion(
+                models=["gpt-3.5-turbo", "groq-llama"],
+                messages=[
+                    [{"role": "user", "content": "is litellm becoming a better product ?"}],
+                    [{"role": "user", "content": "who is this"}],
+                ],
+            )
+        ```
         """
         ############## Helpers for async completion ##################