old_contents: #!/usr/bin/env python
  
  from __future__ import (absolute_import,
                          division,
                          print_function,
                          unicode_literals)
  
  __version__ = "0.3.4"
  
  
  VALID_SGRID_LOCATIONS = (None, 'center','edge1','edge2','node')
  VALID_UGRID_LOCATIONS = (None, 'node', 'face', 'edge', 'boundary')
  VALID_LOCATIONS = set(VALID_SGRID_LOCATIONS + VALID_UGRID_LOCATIONS)
  
  
  from .gridded import Dataset
  from .grids import Grid, Grid_R, Grid_S, Grid_U
  from .variable import Variable, VectorVariable
  from .time import Time
  
  from .depth import DepthBase
  DepthBase._default_component_types['variable'] = Variable
  
  
  
  __all__ = ["Variable",
             "VectorVariable",
             "Grid",
             "Grid_R",
             "Grid_S",
             "Grid_U",
             "Dataset",
             "Time"]
  
  
new_contents: #!/usr/bin/env python
  
  from __future__ import (absolute_import,
                          division,
                          print_function,
                          unicode_literals)
  
  __version__ = "0.3.7"
  
  
  VALID_SGRID_LOCATIONS = (None, 'center','edge1','edge2','node')
  VALID_UGRID_LOCATIONS = (None, 'node', 'face', 'edge', 'boundary')
  VALID_LOCATIONS = set(VALID_SGRID_LOCATIONS + VALID_UGRID_LOCATIONS)
  
  
  from .gridded import Dataset
  from .grids import Grid, Grid_R, Grid_S, Grid_U
  from .variable import Variable, VectorVariable
  from .time import Time
  
  from .depth import DepthBase
  DepthBase._default_component_types['variable'] = Variable
  
  
  
  __all__ = ["Variable",
             "VectorVariable",
             "Grid",
             "Grid_R",
             "Grid_S",
             "Grid_U",
             "Dataset",
             "Time"]
  
  
subject: Update __init__.py