code: def test_uint8_to_float32_out_param(path_rgb_byte_tif):
      """Get float32 array from uint8 dataset via out parameter"""
      with rasterio.open(path_rgb_byte_tif) as dataset:
          assert dataset.read(
              out=numpy.zeros(
                  (dataset.count, dataset.height, dataset.width),
                  dtype="float32",
              )
          ).dtype == numpy.dtype("float32")
  
imports: import numpy
  import rasterio
label_desc: Use image node_id 3 for calling a global function with example usage: test_uint8_to_float32_out_param(path_rgb_byte_tif) without return types