old_contents: # -*- coding: utf-8 -*-
  # flake8: noqa
  from qiniu import Auth
  from qiniu import BucketManager
  
  access_key = '...'
  secret_key = '...'
  
  #初始化Auth状态
  q = Auth(access_key, secret_key)
  
  #初始化BucketManager
  bucket = BucketManager(q)
  
  #你要测试的空间， 并且这个key在你空间中存在
  bucket_name = 'Bucket_Name'
  key = 'python-logo.png'
  
  #将文件从文件key 移动到文件key2，可以实现文件的重命名 可以在不同bucket移动
  key2 = 'python-logo2.png'
  
  ret, info = bucket.move(bucket_name, key, bucket, key2)
  print(info)
  assert ret == {}
  
new_contents: # -*- coding: utf-8 -*-
  # flake8: noqa
  from qiniu import Auth
  from qiniu import BucketManager
  
  access_key = '...'
  secret_key = '...'
  
  #初始化Auth状态
  q = Auth(access_key, secret_key)
  
  #初始化BucketManager
  bucket = BucketManager(q)
  
  #你要测试的空间， 并且这个key在你空间中存在
  bucket_name = 'Bucket_Name'
  key = 'python-logo.png'
  
  #将文件从文件key 移动到文件key2，可以实现文件的重命名 可以在不同bucket移动
  key2 = 'python-logo2.png'
  
  ret, info = bucket.move(bucket_name, key, bucket_name, key2)
  print(info)
  assert ret == {}
  
subject: fix move error