old_contents: import libcp
  import numpy as np
  obs = np.array([[10.,20.],[0.,1.],[0.,0. ]], dtype = 'float32')
  source = np.array([0, 1], dtype = 'uint32')
  target = np.array([1, 2], dtype = 'uint32')
  edge_weight = np.array([[1., 1.]], dtype = 'float32')
  [comp, in_com] = libcp.cutpursuit(obs, source, target, edge_weight, 1)
  # sol = libcp.cutpursuit_reg(obs, source, target, edge_weight, 1)
  
new_contents: sys.path.append("../build/src")
  import libcp
  import numpy as np
  obs = np.array([[10.,20.],[0.,1.],[0.,0. ]], dtype = 'float32')
  source = np.array([0, 1], dtype = 'uint32')
  target = np.array([1, 2], dtype = 'uint32')
  edge_weight = np.array([[1., 1.]], dtype = 'float32')
  [comp, in_com] = libcp.cutpursuit(obs, source, target, edge_weight, 1)
  # sol = libcp.cutpursuit_reg(obs, source, target, edge_weight, 1)
  
subject: update path in test.py