def __init__(self): super(CommandExtension, self).__init__() satisfies_version(PLUGIN_SYSTEM_VERSION, '^0.1')
def __init__(self): super(PackageTypeExtension, self).__init__() satisfies_version(PLUGIN_SYSTEM_VERSION, '^0.1')
def __init__(self): super(OptionExtension, self).__init__() satisfies_version(self.EXTENSION_POINT_VERSION, '^0.1')