Comment 0 for bug 1813591

according to
http://people.canonical.com/~doko/ftbfs-report/test-rebuild-20181222-bionic.html

pygobject ftbfs.

======================================================================
FAIL: test_filenames (test_glib.TestGLib)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/<<PKGBUILDDIR>>/tests/test_glib.py", line 66, in test_filenames
    self.assertTrue(isinstance(res, bytes))
AssertionError: False is not true

----------------------------------------------------------------------
Ran 1211 tests in 4.072s

FAILED (failures=1, skipped=4, expected failures=12)

 torture test 1 (10000 iterations): 0.012186 secs
 torture test 2 (10000 iterations): 0.068459 secs
 torture test 3 (10000 iterations): 0.029216 secs
 torture test 4 (10000 iterations): 0.065890 secs
 ====
 Total: 0.175751 sec
Makefile:905: recipe for target 'check.real' failed
make[5]: *** [check.real] Error 1
make[5]: Leaving directory '/<<PKGBUILDDIR>>/build-3.6/tests'
Makefile:900: recipe for target 'check-local' failed
make[4]: *** [check-local] Error 2
Makefile:738: recipe for target 'check-am' failed
make[3]: *** [check-am] Error 2
Makefile:691: recipe for target 'check-recursive' failed
make[2]: *** [check-recursive] Error 1