text: from __future__ import print_function
  import os
  import time
  
  major = 1
  minor = 0
  
  rlfile = 'version.py'
  backup = 'version.py.bak'
  
  def make_release():
      release = time.strftime("%Y%m%d%H%M%S", time.gmtime(time.time()))
      release = int(release)
  
      if os.path.exists(backup):
          os.remove(backup)
  
      if os.path.exists(rlfile):
          os.rename(rlfile, backup)
  
      with open(rlfile, 'w') as out_f:
          out_f.write("# this file was automatically generated\n")
          out_f.write("major = %d\n" % major)
          out_f.write("minor = %d\n" % minor)
          out_f.write("release = %d\n" % release)
          out_f.write("\n")
          out_f.write("version = '%d.%d.%d' % (major, minor, release)\n")
          out_f.write("\n")
  
      version = '%d.%d.%d' % (major, minor, release)
      return version
  
  if __name__ == "__main__":
      print(make_release())
  