old_contents: from __future__ import absolute_import, print_function, unicode_literals
  
  import platform
  import sys
  import warnings
  
  
  compatible_py2 = (2, 7) <= sys.version_info < (3,)
  compatible_py3 = (3, 7) <= sys.version_info
  
  if not (compatible_py2 or compatible_py3):
      sys.exit(
          'ERROR: Mopidy requires Python 2.7 or >=3.7, but found %s.' %
          platform.python_version())
  
  
  warnings.filterwarnings('ignore', 'could not open display')
  
  
  __version__ = '3.0.0a2'
  
new_contents: from __future__ import absolute_import, print_function, unicode_literals
  
  import platform
  import sys
  import warnings
  
  
  if not sys.version_info >= (3, 7):
      sys.exit(
          'ERROR: Mopidy requires Python >= 3.7, but found %s.' %
          platform.python_version())
  
  
  warnings.filterwarnings('ignore', 'could not open display')
  
  
  __version__ = '3.0.0a2'
  
subject: Exit if imported on Python 2