text: import numpy as np
  def load_column_major_numpy(filename):
      x = np.genfromtxt(filename, delimiter=',', dtype='int8')
      x = np.copy(x, order='F')
      return x
  def load_row_major_numpy(filename):
      x = np.genfromtxt(filename, delimiter=',', dtype='int8')
      return x
  