code: def test_exists(path_rgb_byte_tif):
      assert rasterio.shutil.exists(path_rgb_byte_tif)
      assert not rasterio.shutil.exists("trash")
  
file_path: rasterio/tests/test_shutil.py
imports: import os
  import numpy
  import pytest
  import rasterio
  import rasterio.shutil
  from rasterio._err import CPLE_NotSupportedError
  from rasterio.errors import DriverRegistrationError, RasterioIOError
label_desc: Use image node_id 4 for calling a global function with example usage: test_exists(path_rgb_byte_tif) without return types