code: def resample(self, rule: Union[str, int] = "1s") -> "Flight":
          
  
          if isinstance(rule, str):
              data = (
                  self._handle_last_position()
                  .data.assign(start=self.start, stop=self.stop)
                  .set_index("timestamp")
                  .resample(rule)
                  .first()  # better performance than min() for duplicate index
                  .interpolate()
                  .reset_index()
                  .fillna(method="pad")
              )
          elif isinstance(rule, int):
              data = (
                  self._handle_last_position()
                  .data.set_index("timestamp")
                  .asfreq(
                      (self.stop - self.start) / (rule - 1),  # type: ignore
                      method="nearest",
                  )
                  .reset_index()
              )
          else:
              raise TypeError("rule must be a str or an int")
  
          return self.__class__(data)
docs: Resamples a Flight at a one point per second rate.