docs: def update_from_pypi(self):
          """Call get_latest_version and then save the object."""
          package = pypi.Package(self.package_name)
          self.licence = package.licence()
          if self.is_parseable:
              self.latest_version = package.latest_version()
              self.next_version = package.next_version(self.current_version)
              self.diff_status = pypi.version_diff(self.current_version, self.latest_version)
              self.python_support = package.python_support()
              self.django_support = package.django_support()
              self.supports_py3 = package.supports_py3()
          self.checked_pypi_at = tz_now()
          self.save()
          return self