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 _find_user(self, dn):
        return next(i for (i, d) in enumerate(self.directory) if d["dn"] == dn)