old_contents: # card-fight-thingy - Simplistic battle card game... thingy
  #
  # The MIT License (MIT)
  #
  # Copyright (c) 2015 The Underscores
  #
  # Permission is hereby granted, free of charge, to any person obtaining a copy
  # of this software and associated documentation files (the "Software"), to deal
  # in the Software without restriction, including without limitation the rights
  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  # copies of the Software, and to permit persons to whom the Software is
  # furnished to do so, subject to the following conditions:
  #
  # The above copyright notice and this permission notice shall be included in all
  # copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  # SOFTWARE.
  
  def tokenize(s):
      tokens = s.split(" ")
  
      if len(tokens) < 2:
          # No card number, make token 'None'
          tokens.append(None)
      else:
          # Try to convert card number string into number
          try:
              tokens[1] = int(tokens[1])
          except ValueError:
              tokens[1] = None
  
      if len(tokens) < 3:
          # No victim number, make token 'None'
          tokens.append(None)
      else:
          # Try to convert victim  number string into number
          try:
              tokens[2] = int(tokens[2])
          except ValueError:
              tokens[2] = None
  
      return tokens
  
new_contents: # card-fight-thingy - Simplistic battle card game... thingy
  #
  # The MIT License (MIT)
  #
  # Copyright (c) 2015 The Underscores
  #
  # Permission is hereby granted, free of charge, to any person obtaining a copy
  # of this software and associated documentation files (the "Software"), to deal
  # in the Software without restriction, including without limitation the rights
  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  # copies of the Software, and to permit persons to whom the Software is
  # furnished to do so, subject to the following conditions:
  #
  # The above copyright notice and this permission notice shall be included in all
  # copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  # SOFTWARE.
  
  def tokenize(s):
      tokens = s.split(" ")
  
      if len(tokens) < 2:
          # No card number, make token 'None'
          tokens.append(None)
      else:
          # Try to convert card number string into number
          try:
              tokens[1] = int(tokens[1])
          except ValueError:
              tokens[1] = None
  
      if len(tokens) < 3:
          # No victim number, make token 'None'
          tokens.append(None)
      else:
          # Try to convert victim  umber string into number
          try:
              tokens[2] = int(tokens[2])
          except ValueError:
              tokens[2] = None
  
      return tokens
  
subject: Remove extra space