docs: def get_service(self, uuid):
          """Lookup information about a given GATT service.
  
          Args:
              uuid (str): a string containing the hex-encoded service UUID
  
          Returns:
              None if an error occurs, otherwise a :class:`Service` object.
          """
          if uuid in self.services:
              return self.services[uuid]
  
          if pp_hex(uuid) in self.services:
              return self.services[pp_hex(uuid)]
  
          return None