old_contents: # -*- coding: utf-8 -*-
  """Utilities supporting pysat classes, packages, and the testing environment.
  
  pysat.utils contains a number of functions used throughout the pysat package.
  This includes conversion of formats, loading of files, and user-supplied info
  for the pysat data directory structure.
  """
  
  from pysat.utils._core import available_instruments
  from pysat.utils._core import display_available_instruments
  from pysat.utils._core import display_instrument_stats
  from pysat.utils._core import generate_instrument_list
  from pysat.utils._core import listify
  from pysat.utils._core import load_netcdf4
  from pysat.utils._core import NetworkLock
  from pysat.utils._core import scale_units
  from pysat.utils import coords
  from pysat.utils import files
  from pysat.utils import io
  from pysat.utils import registry
  from pysat.utils import testing
  from pysat.utils import time
  
new_contents: # -*- coding: utf-8 -*-
  """Utilities supporting pysat classes, packages, and the testing environment.
  
  pysat.utils contains a number of functions used throughout the pysat package.
  This includes conversion of formats, loading of files, and user-supplied info
  for the pysat data directory structure.
  """
  
  from pysat.utils._core import available_instruments
  from pysat.utils._core import display_available_instruments
  from pysat.utils._core import display_instrument_stats
  from pysat.utils._core import generate_instrument_list
  from pysat.utils._core import listify, stringify
  from pysat.utils._core import load_netcdf4
  from pysat.utils._core import NetworkLock
  from pysat.utils._core import scale_units
  from pysat.utils import coords
  from pysat.utils import files
  from pysat.utils import io
  from pysat.utils import registry
  from pysat.utils import testing
  from pysat.utils import time
  
subject: Add stringify import