code: def test_gcp_empty():
      with pytest.raises(ValueError):
          GroundControlPoint()
  
file_path: rasterio/tests/test_gcps.py
imports: import numpy
  import pytest
  import rasterio
  from rasterio.control import GroundControlPoint
label_desc: Use image node_id 1 for calling a global function with example usage: test_gcp_empty() without return types