import shutil from django.db.backends.base.client import BaseDatabaseClient class DatabaseClient(BaseDatabaseClient): executable_name = "sqlplus" wrapper_name = "rlwrap" @staticmethod def connect_string(settings_dict): from django.db.backends.oracle.utils import dsn return '%s/"%s"@%s' % ( settings_dict["USER"], settings_dict["PASSWORD"], dsn(settings_dict), ) @classmethod def settings_to_cmd_args_env(cls, settings_dict, parameters): args = [cls.executable_name, "-L", cls.connect_string(settings_dict)] wrapper_path = shutil.which(cls.wrapper_name) if wrapper_path: args = [wrapper_path, *args] args.extend(parameters) return args, None