def load_installed_version(self):
        installed_packages = get_installed_pypackages()
        if self.package in installed_packages:
            self.version = "=={}".format(
                installed_packages[self.package].version)
def process_update_types(self) -> list:
        """
        You need to override this method and return any update types which you want to be processed
        """
        raise NotImplementedError