class_docstr: Class for loading data.
docstr: Normalize entire dataset (delta_x, delta_y) by the scaling factor.
docstr_tok: ["Normalize","entire","dataset","(","delta_x",",","delta_y",")","by","the","scaling","factor","."]
code: def normalize(self, scale_factor=None):
      """Normalize entire dataset (delta_x, delta_y) by the scaling factor."""
      if scale_factor is None:
          scale_factor = self.calculate_normalizing_scale_factor()
      self.scale_factor = scale_factor
      for i in range(len(self.strokes)):
          self.strokes[i][:, 0:2] /= self.scale_factor
  
imports: import random
  import numpy
label_desc: Use image node_id 6 for calling the DataLoader obj's underlying member method code with example usage: obj.normalize(scale_factor) without return types