old_contents: try:
      from . import version
  except ImportError:  # pragma: no cover
      from . import _version as version
  
  __version__ = version.version
  
  from .contact_map import (
      ContactMap, ContactFrequency, ContactDifference, ContactCount
  )
  
  from .min_dist import NearestAtoms, MinimumDistanceCounter
  
  import .concurrence
  
new_contents: try:
      from . import version
  except ImportError:  # pragma: no cover
      from . import _version as version
  
  __version__ = version.version
  
  from .contact_map import (
      ContactMap, ContactFrequency, ContactDifference, ContactCount
  )
  
  from .min_dist import NearestAtoms, MinimumDistanceCounter
  
  from . import concurrence
  
subject: fix stupid error