code: def test_path(self, data_dir):
      assert self.c.path == data_dir
  
file_path: Fiona/tests/test_layer.py
imports: import pytest
  import fiona
  from .test_collection import TestReading
label_desc: Use image node_id 5 for calling the TestDirReading obj's underlying member method code with example usage: obj.test_path(data_dir) without return types