Improve README docs and examples (qdrant#217)

Author: KShivendu

README.md

@@ -46,9 +46,16 @@ poetry install
 Run the benchmark:
 
 ```bash
+$ poetry shell
+$ python run.py --help
+
 Usage: run.py [OPTIONS]
 
-  Example: python3 -m run --engines *-m-16-* --datasets glove-*
+  Examples:
+
+  python3 run.py --engines "qdrant-rps-m-*-ef-*" --datasets "dbpedia-openai-100K-1536-angular" # Qdrant RPS mode
+
+  python3 run.py --engines "*-m-*-ef-*" --datasets "glove-*" # All engines and their configs for glove datasets
 
 Options:
   --engines TEXT                  [default: *]

run.py

@@ -26,8 +26,11 @@ def run(
     skip_configure: Optional[bool] = False,
 ):
     """
-    Example:
-        python3 run.py --engines "*-m-16-*" --engines "qdrant-*" --datasets "glove-*"
+    Examples:
+
+    python3 run.py --engines "qdrant-rps-m-*-ef-*" --datasets "dbpedia-openai-100K-1536-angular" # Qdrant RPS mode
+
+    python3 run.py --engines "*-m-*-ef-*" --datasets "glove-*" # All engines and their configs for glove datasets
     """
     all_engines = read_engine_configs()
     all_datasets = read_dataset_config()