def __init__(self, return_code=-1, *args, **kwargs):
    super(ExecutableError, self).__init__(*args, **kwargs)
    self.return_code = return_code
Handles the button 'enabled' state changing.
dataset/ETHPy150Open google/anvil-build/anvil/task.py/ExecutableError.__init__--crossover with--dataset/ETHPy150Open enthought/traitsui/traitsui/wx/themed_button_editor.py/_ThemedButtonEditor._on_enabled_changed