old_contents: r"""
  ==========================================
      Emma2 - Emma's Markov Model Algorithms
  ==========================================
  """
  import coordinates
  import msm
  import pmm
  import util
  
  # note that this works only for installed (or egg links created via setup.py develop)
  from pkg_resources import get_distribution as _get_dist
  __version__ = _get_dist('emma2').version
  
  
  
new_contents: r"""
  ==========================================
      Emma2 - Emma's Markov Model Algorithms
  ==========================================
  """
  import coordinates
  import msm
  import pmm
  import util
  
  # note that this works only for installed (or egg links created via setup.py develop)
  import pkg_resources
  try:
      __version__ = pkg_resources.get_distribution('emma2').version
  except pkg_resources.DistributionNotFound:
      __version__ = 'undefined-cause-not-installed'
  finally:
      del pkg_resources
  
  
subject: handle case get_distribution raises