code: def test_gtiff_profile_dtype_override():
      assert (
          DefaultGTiffProfile(dtype="uint16")["dtype"]
          == rasterio.uint16
      )
  
imports: import pickle
  import pytest
  import rasterio
  from rasterio.profiles import Profile, DefaultGTiffProfile
  from rasterio.profiles import default_gtiff_profile
label_desc: Use image node_id 11 for calling a global function with example usage: test_gtiff_profile_dtype_override() without return types