code: def compute_low_rank_product(B, C):
      return (
          nd.dot(B, C, transpose_a=True)
          if C is not None
          else nd.dot(B, B, transpose_a=True)
      )
  
file_path: gluonts/src/gluonts/nursery/auto_ode/auto_ode.py
imports: import numpy
  import matplotlib.pyplot
  import mxnet
  import mxnet.gluon.nn
  import mxnet.gluon.rnn
  from mxnet import gluon, nd, autograd
  from tqdm import tqdm_notebook
label_desc: Use image node_id 4 for calling a global function with example usage: compute_low_rank_product(B, C) and returns: unknown