class_docstr: Test the path hook for extension modules.
class_docstr_tok: ["Test","the","path","hook","for","extension","modules","."]
code: def hook(self, entry):
      return self.machinery.FileFinder.path_hook(
          (
              self.machinery.ExtensionFileLoader,
              self.machinery.EXTENSION_SUFFIXES,
          )
      )(entry)
  
imports: from test.test_importlib import util
  import unittest
label_desc: Use image node_id 1 for calling the PathHookTests obj's underlying member method code with example usage: obj.hook(entry) and returns: self