class_docstr: Multi-label music mood prediction.
  
  The goal is to predict to which kinds of moods a song pertains to.
  
  References
  ----------
  [^1]: [Read, J., Reutemann, P., Pfahringer, B. and Holmes, G., 2016. MEKA: a multi-label/multi-target extension to WEKA. The Journal of Machine Learning Research, 17(1), pp.667-671.](http://www.jmlr.org/papers/v17/12-164.html)
code: def _iter(self):
      return stream.iter_csv(
          self.path,
          target=[
              "amazed-suprised",
              "happy-pleased",
              "relaxing-clam",
              "quiet-still",
              "sad-lonely",
              "angry-aggresive",
          ],
          converters={
              "amazed-suprised": lambda x: x == "1",
              "happy-pleased": lambda x: x == "1",
              "relaxing-clam": lambda x: x == "1",
              "quiet-still": lambda x: x == "1",
              "sad-lonely": lambda x: x == "1",
              "angry-aggresive": lambda x: x == "1",
              "Mean_Acc1298_Mean_Mem40_Centroid": float,
              "Mean_Acc1298_Mean_Mem40_Rolloff": float,
              "Mean_Acc1298_Mean_Mem40_Flux": float,
              "Mean_Acc1298_Mean_Mem40_MFCC_0": float,
              "Mean_Acc1298_Mean_Mem40_MFCC_1": float,
              "Mean_Acc1298_Mean_Mem40_MFCC_2": float,
              "Mean_Acc1298_Mean_Mem40_MFCC_3": float,
              "Mean_Acc1298_Mean_Mem40_MFCC_4": float,
              "Mean_Acc1298_Mean_Mem40_MFCC_5": float,
              "Mean_Acc1298_Mean_Mem40_MFCC_6": float,
              "Mean_Acc1298_Mean_Mem40_MFCC_7": float,
              "Mean_Acc1298_Mean_Mem40_MFCC_8": float,
              "Mean_Acc1298_Mean_Mem40_MFCC_9": float,
              "Mean_Acc1298_Mean_Mem40_MFCC_10": float,
              "Mean_Acc1298_Mean_Mem40_MFCC_11": float,
              "Mean_Acc1298_Mean_Mem40_MFCC_12": float,
              "Mean_Acc1298_Std_Mem40_Centroid": float,
              "Mean_Acc1298_Std_Mem40_Rolloff": float,
              "Mean_Acc1298_Std_Mem40_Flux": float,
              "Mean_Acc1298_Std_Mem40_MFCC_0": float,
              "Mean_Acc1298_Std_Mem40_MFCC_1": float,
              "Mean_Acc1298_Std_Mem40_MFCC_2": float,
              "Mean_Acc1298_Std_Mem40_MFCC_3": float,
              "Mean_Acc1298_Std_Mem40_MFCC_4": float,
              "Mean_Acc1298_Std_Mem40_MFCC_5": float,
              "Mean_Acc1298_Std_Mem40_MFCC_6": float,
              "Mean_Acc1298_Std_Mem40_MFCC_7": float,
              "Mean_Acc1298_Std_Mem40_MFCC_8": float,
              "Mean_Acc1298_Std_Mem40_MFCC_9": float,
              "Mean_Acc1298_Std_Mem40_MFCC_10": float,
              "Mean_Acc1298_Std_Mem40_MFCC_11": float,
              "Mean_Acc1298_Std_Mem40_MFCC_12": float,
              "Std_Acc1298_Mean_Mem40_Centroid": float,
              "Std_Acc1298_Mean_Mem40_Rolloff": float,
              "Std_Acc1298_Mean_Mem40_Flux": float,
              "Std_Acc1298_Mean_Mem40_MFCC_0": float,
              "Std_Acc1298_Mean_Mem40_MFCC_1": float,
              "Std_Acc1298_Mean_Mem40_MFCC_2": float,
              "Std_Acc1298_Mean_Mem40_MFCC_3": float,
              "Std_Acc1298_Mean_Mem40_MFCC_4": float,
              "Std_Acc1298_Mean_Mem40_MFCC_5": float,
              "Std_Acc1298_Mean_Mem40_MFCC_6": float,
              "Std_Acc1298_Mean_Mem40_MFCC_7": float,
              "Std_Acc1298_Mean_Mem40_MFCC_8": float,
              "Std_Acc1298_Mean_Mem40_MFCC_9": float,
              "Std_Acc1298_Mean_Mem40_MFCC_10": float,
              "Std_Acc1298_Mean_Mem40_MFCC_11": float,
              "Std_Acc1298_Mean_Mem40_MFCC_12": float,
              "Std_Acc1298_Std_Mem40_Centroid": float,
              "Std_Acc1298_Std_Mem40_Rolloff": float,
              "Std_Acc1298_Std_Mem40_Flux": float,
              "Std_Acc1298_Std_Mem40_MFCC_0": float,
              "Std_Acc1298_Std_Mem40_MFCC_1": float,
              "Std_Acc1298_Std_Mem40_MFCC_2": float,
              "Std_Acc1298_Std_Mem40_MFCC_3": float,
              "Std_Acc1298_Std_Mem40_MFCC_4": float,
              "Std_Acc1298_Std_Mem40_MFCC_5": float,
              "Std_Acc1298_Std_Mem40_MFCC_6": float,
              "Std_Acc1298_Std_Mem40_MFCC_7": float,
              "Std_Acc1298_Std_Mem40_MFCC_8": float,
              "Std_Acc1298_Std_Mem40_MFCC_9": float,
              "Std_Acc1298_Std_Mem40_MFCC_10": float,
              "Std_Acc1298_Std_Mem40_MFCC_11": float,
              "Std_Acc1298_Std_Mem40_MFCC_12": float,
              "BH_LowPeakAmp": float,
              "BH_LowPeakBPM": int,
              "BH_HighPeakAmp": float,
              "BH_HighPeakBPM": int,
              "BH_HighLowRatio": int,
              "BHSUM1": float,
              "BHSUM2": float,
              "BHSUM3": float,
          },
      )
  
imports: from __future__ import annotations
  from river import stream
  from .None import base
label_desc: Use image node_id 2 for calling the Music obj's underlying member method code with example usage: obj._iter() and returns: stream