code: def test_open_specific_driver():
      """Open a GeoTIFF with the GTiff driver"""
      with rasterio.open(
          "tests/data/RGB.byte.tif", driver="GTiff"
      ) as src:
          assert src.count == 3
  
imports: import pytest
  import rasterio
  from rasterio.transform import Affine
label_desc: Use image node_id 2 for calling a global function with example usage: test_open_specific_driver() without return types