old_contents: from __future__ import print_function
  import os, urllib, numpy as np
  import sys
  import os
  import desc.sltimer
  timer = desc.sltimer.SLTimer()
  webdir = 'https://raw.githubusercontent.com/COSMOGRAIL/PyCS/master/demo/demo1/data/'
  rdbfile = 'trialcurves.txt'
  
  url = os.path.join(webdir, rdbfile)
  timer.download(url, and_read=True)
  timer.computeLikelihood_MC(nsample=100,nprocess=10,rangeList=[[-10,0],[-40,-30],[-80,-60]],outName="testTutorial")
  ~
  
new_contents: from __future__ import print_function
  import os, urllib, numpy as np
  import sys
  import os
  import desc.sltimer
  timer = desc.sltimer.SLTimer()
  webdir = 'https://raw.githubusercontent.com/COSMOGRAIL/PyCS/master/demo/demo1/data/'
  rdbfile = 'trialcurves.txt'
  
  url = os.path.join(webdir, rdbfile)
  timer.download(url, and_read=True)
  timer.computeLikelihood_MC(nsample=100,nprocess=10,rangeList=[[-10,0],[-40,-30],[-80,-60]],outName="testTutorial")
  
subject: fix bug