def reset_testing_mode():
    # reset the testing mode filters
    testing_mode = os.environ.get('PANDAS_TESTING_MODE', 'None')
    if testing_mode in 'deprecate':
        warnings.simplefilter('ignore', _testing_mode_warnings)
dataset/ETHPy150Open pydata/pandas/pandas/util/testing.py/reset_testing_mode/swapped operands of `in`