import sqlalchemy
from sqlalchemy import text
from google.cloud import bigquery

job_config_kwargs = {}
job_config_kwargs["use_query_cache"] = False
job_config = bigquery.QueryJobConfig(**job_config_kwargs)

bq_engine = sqlalchemy.create_engine(url="bigquery://")

with bq_engine.connect() as conn:
    res = conn.execute(text("SELECT 'a' AS `1`"), execution_options={"job_config": job_config})
    for item in res:
        print(item)