def _remove_old_flags_on_boot(event):
    # Skip this if we're in a script, not actual app startup. See the comment
    # in h.script:main for an explanation.
    if 'H_SCRIPT' in os.environ:
        return

    models.Feature.remove_old_flags()
    transaction.commit()
Returns tab title for this page.
dataset/ETHPy150Open hypothesis/h/h/features/__init__.py/_remove_old_flags_on_boot--crossover with--dataset/ETHPy150Open ContinuumIO/ashiba/enaml/enaml/wx/wx_page.py/wxPage.GetTitle