remove some remaining from a previous project

representation @ e99104e1

-Subproject commit ac97541efc62b1e4e2640ec568d33af23c2f417f
+Subproject commit e99104e134c9932d2be81c3870f5c923ba62cccc

run_tests.py

@@ -332,8 +332,6 @@ if __name__ == "__main__":  # Needed for multiprocessing support on Windows
                         help="Increase verbosity. Option -v prints additional " +
                              "INFO messages. Use -vv for full verbosity, " +
                              "including debug messages and test help strings.")
-    parser.add_argument("--qt-binding", dest="qt_binding", default=None,
-                        help="Force using a Qt binding, from 'PyQt4', 'PyQt5', or 'PySide'")
 
     default_test_name = "%s.test.suite" % PROJECT_NAME
     parser.add_argument("test_name", nargs='*',
@@ -356,30 +354,6 @@ if __name__ == "__main__":  # Needed for multiprocessing support on Windows
         test_verbosity = 2
         use_buffer = False
 
-    if options.qt_binding:
-        binding = options.qt_binding.lower()
-        if binding == "pyqt4":
-            logger.info("Force using PyQt4")
-            if sys.version < "3.0.0":
-                try:
-                    import sip
-                    sip.setapi("QString", 2)
-                    sip.setapi("QVariant", 2)
-                except Exception:
-                    logger.warning("Cannot set sip API")
-            import PyQt4.QtCore  # noqa
-        elif binding == "pyqt5":
-            logger.info("Force using PyQt5")
-            import PyQt5.QtCore  # noqa
-        elif binding == "pyside":
-            logger.info("Force using PySide")
-            import PySide.QtCore  # noqa
-        elif binding == "pyside2":
-            logger.info("Force using PySide2")
-            import PySide2.QtCore  # noqa
-        else:
-            raise ValueError("Qt binding '%s' is unknown" % options.qt_binding)
-
     # Run the tests
     runnerArgs = {}
     runnerArgs["verbosity"] = test_verbosity