def cross_list(*sequences):
  """
  From: http://book.opensourceproject.org.cn/lamp/python/pythoncook2/opensource/0596007973/pythoncook2-chp-19-sect-9.html
  """
  result = [[ ]]
  for seq in sequences:
    result = [sublist+[item] for sublist in result for item in seq]
  return result
def cross_list(*sequences):
  """
  From: http://book.opensourceproject.org.cn/lamp/python/pythoncook2/opensource/0596007973/pythoncook2-chp-19-sect-9.html
  """
  result = [[ ]]
  for seq in sequences:
    result = [sublist+[item] for sublist in result for item in seq]
  return result
def cross_list ( * sequences ) : result = [ [ ] ] for seq in sequences : result = [ sublist + [ item ] for sublist in result for item in seq ] return result
From: http://book.opensourceproject.org.cn/lamp/python/pythoncook2/opensource/0596007973/pythoncook2-chp-19-sect-9.html
From : http : // book . opensourceproject . org . cn / lamp / python / pythoncook2 / opensource / 0596007973 / pythoncook2 - chp - 19 - sect - 9 . html