old_contents: """halogen public API."""
  
  __version__ = "1.6.0"
  
  try:
      from halogen.schema import Schema, attr, Attr, Link, Curie, Embedded, Accessor
      from halogen import types
      from halogen import validators
      from halogen import exceptions
  
      __all__ = [
          "attr",
          "Accessor",
          "Attr",
          "Curie",
          "Embedded",
          "exceptions",
          "Link",
          "Schema",
          "types",
          "validators",
      ]
  except ImportError:  # pragma: no cover
      # avoid import errors when only __version__ is needed (for setup.py)
      pass
  
new_contents: """halogen public API."""
  
  __version__ = "1.6.1"
  
  try:
      from halogen.schema import Schema, attr, Attr, Link, Curie, Embedded, Accessor
      from halogen import types
      from halogen import validators
      from halogen import exceptions
  
      __all__ = [
          "attr",
          "Accessor",
          "Attr",
          "Curie",
          "Embedded",
          "exceptions",
          "Link",
          "Schema",
          "types",
          "validators",
      ]
  except ImportError:  # pragma: no cover
      # avoid import errors when only __version__ is needed (for setup.py)
      pass
  
subject: Bump version