          The numeric representation of the given loglevel
      """
      numeric_level = getattr(logging, loglevel.upper(), None)
      if not isinstance(numeric_level, int):
          raise ValueError("Invalid log level: %s" % loglevel)
      return numeric_level
  
  
  def crash_log():
      """ On a crash, write out the contents of :func:`_DEBUG_BUFFER` containing the last 100 lines
 
</s> remove     def _ewma_vectorized_safe(self):
 </s> add     def _ewma_vectorized_safe(self) -> None: </s> remove     def start_iteration(self):
 </s> add     def start_iteration(self) -> int: </s> remove     def stats(self):
 </s> add     def stats(self) -> dict: </s> remove     def _ewma_vectorized_2d(self, data, out):
 </s> add     def _ewma_vectorized_2d(self, data: np.ndarray, out: np.ndarray) -> None: </s> remove         return _ExponentialMovingAverage(data, self._args["smooth_amount"])()
 </s> add         retval = _ExponentialMovingAverage(data, self._args["smooth_amount"])()
        logger.debug("Calculated Smoothed data: shape: %s", retval.shape)
        return retval
        raise ValueError(f"Invalid log level: {loglevel}")
          The numeric representation of the given loglevel
      """
      numeric_level = getattr(logging, loglevel.upper(), None)
      if not isinstance(numeric_level, int):
        raise ValueError(f"Invalid log level: {loglevel}")
      return numeric_level
  
  
  def crash_log():
      """ On a crash, write out the contents of :func:`_DEBUG_BUFFER` containing the last 100 lines
keep keep keep keep replace keep keep keep keep keep
 Bugfixes:
  - Stats graph - Handle NaNs in data
  - logger - de-elevate matplotlib font messages 
lib/logger.py