code: def setup_method(self):
      self.instance = hook.BigQueryHook()
  
file_path: airflow/tests/providers/google/cloud/hooks/test_bigquery_system.py
imports: from __future__ import annotations
  import pytest
  from airflow.providers.google.cloud.hooks import bigquery
  from tests.providers.google.cloud.utils.gcp_authenticator import GCP_BIGQUERY_KEY
  from tests.test_utils.gcp_system_helpers import GoogleSystemTest
label_desc: Use image node_id 1 for calling the TestBigQueryDataframeResultsSystem obj's underlying member method code with example usage: obj.setup_method() without return types