old_contents: # -*- coding: utf-8 -*-
  """
  @file
  @brief Module *actuariat_python*.
  It contains material for lectures,
  lessons on programming, machine learning.
  """
  
  import sys
  import os
  
  __version__ = "0.4"
  __author__ = "Xavier Dupré"
  __github__ = "https://github.com/sdpython/actuariat_python"
  __url__ = "http://www.xavierdupre.fr/app/actuariat_python/helpsphinx/index.html"
  __license__ = "MIT License"
  __blog__ = os.path.abspath(
      os.path.join(os.path.dirname(__file__), "rss_teachings.xml"))
  
  
  def _setup_hook():
      """
      does nothing
      """
      pass
  
  
  def check(log=False):
      """
      Checks the library is working.
      It raises an exception.
  
      @param      log     if True, display information, otherwise
      @return             0 or exception
      """
      return True
  
new_contents: # -*- coding: utf-8 -*-
  """
  @file
  @brief Module *actuariat_python*.
  It contains material for lectures,
  lessons on programming, machine learning.
  """
  
  import sys
  import os
  
  __version__ = "0.4.623"
  __author__ = "Xavier Dupré"
  __github__ = "https://github.com/sdpython/actuariat_python"
  __url__ = "http://www.xavierdupre.fr/app/actuariat_python/helpsphinx/index.html"
  __license__ = "MIT License"
  __blog__ = os.path.abspath(
      os.path.join(os.path.dirname(__file__), "rss_teachings.xml"))
  
  
  def _setup_hook():
      """
      does nothing
      """
      pass
  
  
  def check(log=False):
      """
      Checks the library is working.
      It raises an exception.
  
      @param      log     if True, display information, otherwise
      @return             0 or exception
      """
      return True
  
subject: Update __init__.py