__init__.py

# if "lib_dir" in settings and settings["lib_dir"]:
import cx_Oracle
    #   lib_dir = rf"{settings['lib_dir']}"
lib_dir = r"C:\\xampp\\instantclient_11_2"
try:
    cx_Oracle.init_oracle_client(lib_dir=lib_dir)
except Exception as e:
    print("Error initializing Oracle client: %s", e)