updating readme doc

Author: umang-clairvoyant

README.md

@@ -11,4 +11,4 @@ Prerequisite
 - Run cmd -> `poetry config virtualenvs.in-project true`
 - To install the project dependencies and create the virtual env run -> `poetry install`
 - To activate the env -> `poetry shell`
-- Now you can run the main script by running -> `python src/main.py`
+- Now you can run the main script by running -> python src/auto_etl.py -t query-builder -m tests/Auto_ETL_Metadata_Mapping_V1.xlsx -c tests/sample_config.json

src/app/services/query_builder/query_builder.py

@@ -1,7 +1,6 @@
 import dataclasses
 import logging
 import os
-import sys
 
 from pydantic.dataclasses import dataclass