old_contents: # coding=utf-8
  """
  Common definitions.
  """
  # Copyright (c) 2015 Stefan Braun
  #
  # 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.
  
  from collections import namedtuple
  
  TIMESTAMP_FORMAT = '%Y-%m-%d %H:%M:%S'
  
  TRecord = namedtuple('TRecord', ['session', 'timestamp',
                                   'highAlpha', 'highBeta', 'highGamma',
                                   'delta', 'theta',
                                   'lowAlpha', 'lowBeta', 'lowGamma',
                                   'attention', 'meditation', 'poorSignalQuality'])
  
  TRaw = namedtuple('TRaw', ['session', 'timestamp', 'data'])
  
  # Indices into record tuple
  idx_record = {'session': 0, 'timestamp': 1, 'highAlpha': 2, 'highBeta': 3, 'highGamma': 4,
                'delta': 5,
                'theta': 6,
                'lowAlpha': 7, 'lowBeta': 8, 'lowGamma': 9,
                'attention': 10, 'meditation': 11, 'poorSignalQuality': 12}
  
  # Indices into raw data record
  idx_raw = {'session': 0, 'timestamp': 1, 'data': 2}
  
new_contents: # coding=utf-8
  """
  Common definitions.
  """
  # Copyright (c) 2015 Stefan Braun
  #
  # 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.
  
  from collections import namedtuple
  
  TIMESTAMP_FORMAT = '%Y-%m-%d %H:%M:%S'
  
  TRecord = namedtuple('TRecord', ['session', 'timestamp',
                                   'highAlpha', 'highBeta', 'highGamma',
                                   'delta', 'theta',
                                   'lowAlpha', 'lowBeta', 'lowGamma',
                                   'attention', 'meditation', 'poorSignalQuality'])
  
  TRaw = namedtuple('TRaw', ['session', 'timestamp', 'data'])
  
subject: Index dicts removed.