old_contents: #! /usr/bin/env python
  # -*- coding: utf-8 -*-
  # vim:fenc=utf-8
  #
  # Copyright © 2015 jaidev <jaidev@newton>
  #
  # Distributed under terms of the MIT license.
  
  """
  
  """
  
  
  def wnv_snowfall_converter(x):
      return [0.001 if _x == 'T' else _x for _x in x]
  
new_contents: #! /usr/bin/env python
  # -*- coding: utf-8 -*-
  # vim:fenc=utf-8
  #
  # Copyright © 2015 jaidev <jaidev@newton>
  #
  # Distributed under terms of the MIT license.
  
  """
  
  """
  
  
  def wnv_snowfall_converter(x):
      return [0.001 if _x == 'T' else _x for _x in x]
  
  
  def wnv_precip_converter(x):
      return [0.0001 if _x == 'T' else _x for _x in x]
  
subject: add precip converter