code: def setUp(self):
      pass
  
file_path: pandas-ta/tests/test_ext_indicator_performance.py
imports: from .config import sample_data
  from .context import pandas_ta
  from unittest import TestCase
  from pandas import DataFrame
label_desc: Use image node_id 3 for calling the TestPerformaceExtension obj's underlying member method code with example usage: obj.setUp() without return types