old_contents: #coding=utf-8
  
  import statement
  import common
  import operate
  
  __version__ = "1.0"
  
  def read(filename):
      return common.read(filename)
  
  def read_string(data):
      return common.read_string(data)
  
  def write_node(filename, name, node, indent_flag = '\t'):
      common.write_node(filename, name, node, indent_flag)
  
  def print_node(name, node, indent_flag = '\t'):
      return common.print_node(name, node, indent_flag)
  
  def print_xml(name, node, indent_flag = '\t'):
      return common.print_xml(name, node, indent_flag)
  
  def execute(node, query, action = None):
      return statement.Statement().execute(node, query, action)
  
  def filter_list(table, query=None, union=False, sort_key=None):
      return operate.filte(table, query, union, sort_key)
new_contents: #coding=utf-8
  
  import statement
  import common
  import operate
  
  __version__ = "1.0"
  
  def read(filename):
      return common.read(filename)
  
  def read_string(data):
      return common.read_string(data)
  
  def write_node(filename, name, node, indent_flag = '\t'):
      common.write_node(filename, name, node, indent_flag)
  
  def print_node(name, node, indent_flag = '\t'):
      return common.print_node(name, node, indent_flag)
  
  def print_xml(name, node, indent_flag = '\t'):
      return common.print_xml(name, node, indent_flag)
  
  def execute(node, query, action = None):
      return statement.Statement().execute(node, query, action)
  
subject: Remove filter_list from ndb