code: def update(self, other: 'Language') -> 'Language':
          
          return Language.make(
              language=other.language or self.language,
              extlangs=other.extlangs or self.extlangs,
              script=other.script or self.script,
              region=other.region or self.region,
              variants=other.variants or self.variants,
              extensions=other.extensions or self.extensions,
              private=other.private or self.private
          )
docs: Update this Language with the fields of another Language.