code: def __len__(self):
      return self.data.shape[self.axis]
  
file_path: gluonts/src/gluonts/zebras/_util.py
imports: import copy
  import dataclasses
  import numpy
  from toolz import valmap
label_desc: Use image node_id 2 for calling the AxisView obj's underlying member method code with example usage: obj.__len__() and returns: self