code: def test_index_selection(path_coutwildrnp_shp):
      with fiona.open(path_coutwildrnp_shp, "r", layer=0) as c:
          assert len(c) == 67
  
file_path: Fiona/tests/test_layer.py
imports: import pytest
  import fiona
  from .test_collection import TestReading
label_desc: Use image node_id 1 for calling a global function with example usage: test_index_selection(path_coutwildrnp_shp) without return types