code: def build_commands(self):
      return super().build_commands() + ["pip install redis"]
  
imports: import logging
  import os
  import sys
  from unittest.mock import Mock
  from lightning.app.testing import LightningTestApp, application_testing
  from lightning.app.utilities.packaging.build_config import BuildConfig
  from tests_app import _TESTS_ROOT
label_desc: Use image node_id 1 for calling the BuildSpecTest obj's underlying member method code with example usage: obj.build_commands() and returns: unknown