--- setup.py~ 2015-12-07 02:39:11.000000000 +0100 +++ setup.py 2016-02-23 15:07:35.315758509 +0100 @@ -367,7 +367,8 @@ spec = importlib.util.spec_from_file_location(ext.name, ext_filename, loader=loader) try: - importlib._bootstrap._load(spec) + # importlib._bootstrap._load(spec) + aaaa = 1 except ImportError as why: self.failed_on_import.append(ext.name) self.announce('*** WARNING: renaming "%s" since importing it'