code: def test_rsi():
      """test TA.RSI"""
  
      rsi = TA.RSI(ohlc, 9)
      talib_rsi = talib.RSI(ohlc["close"], 9)
  
      assert int(talib_rsi[-1]) == int(rsi.values[-1])
  
imports: import pytest
  import os
  import pandas
  from finta import TA
  import talib
label_desc: Use image node_id 15 for calling a global function with example usage: test_rsi() without return types