Issue #17177: The imp module is pending deprecation.

To make sure there is no issue with code that is both Python 2 and 3
compatible, there are no plans to remove the module any sooner than
Python 4 (unless the community moves to Python 3 solidly before then).

Lib/test/test_importlib/source/test_file_loader.py

@@ -7,7 +7,6 @@ from .. import util
 from . import util as source_util
 
 import errno
-import imp
 import marshal
 import os
 import py_compile