old_contents: # This module is deprecated and will be removed in a future release.
  # The function and class in it warn when used. (The code that produes the
  # warning is in databroker.core.)
  
  from .databroker import DataBroker
  from ._core import Images as _Images
  
  
  def get_images(headers, name, handler_registry=None):
      """
      This function is deprecated. Use Header.data instead.
  
      Load images from a detector for given Header(s).
  
      Parameters
      ----------
      fs: RegistryRO
      headers : Header or list of Headers
      name : string
          field name (data key) of a detector
      handler_registry : dict, optional
          mapping spec names (strings) to handlers (callable classes)
      handler_override : callable class, optional
          overrides registered handlers
  
  
      Example
      -------
      >>> header = DataBroker[-1]
      >>> images = Images(header, 'my_detector_lightfield')
      >>> for image in images:
              # do something
      """
      res = DataBroker.get_images(headers=headers, name=name,
                                  handler_registry=handler_registry,
                                  handler_override=handler_override)
      return res
  
  
  def Images(headers, name, handler_registry=None, handler_override=None):
      """
      This class is deprecated.
  
      Load images from a detector for given Header(s).
  
      Parameters
      ----------
      headers : Header or list of Headers
      name : str
          field name (data key) of a detector
      handler_registry : dict, optional
          mapping spec names (strings) to handlers (callable classes)
      handler_override : callable class, optional
          overrides registered handlers
  
      Example
      -------
      >>> header = DataBroker[-1]
      >>> images = Images(header, 'my_detector_lightfield')
      >>> for image in images:
              # do something
      """
      return _Images(DataBroker.mds, DataBroker.fs, headers=headers, name=name,
                     handler_registry=handler_registry,
                     handler_override=handler_override)
  
new_contents: # This module is deprecated and will be removed in a future release.
  # The function and class in it warn when used. (The code that produes the
  # warning is in databroker.core.)
  
  from .databroker import DataBroker
  from ._core import Images as _Images
  
  
  def get_images(headers, name, handler_registry=None):
      """
      This function is deprecated. Use Header.data instead.
  
      Load images from a detector for given Header(s).
  
      Parameters
      ----------
      fs: RegistryRO
      headers : Header or list of Headers
      name : string
          field name (data key) of a detector
      handler_registry : dict, optional
          mapping spec names (strings) to handlers (callable classes)
  
      Example
      -------
      >>> header = DataBroker[-1]
      >>> images = Images(header, 'my_detector_lightfield')
      >>> for image in images:
              # do something
      """
      res = DataBroker.get_images(headers=headers, name=name,
                                  handler_registry=handler_registry)
      return res
  
  
  def Images(headers, name, handler_registry=None, handler_override=None):
      """
      This class is deprecated.
  
      Load images from a detector for given Header(s).
  
      Parameters
      ----------
      headers : Header or list of Headers
      name : str
          field name (data key) of a detector
      handler_registry : dict, optional
          mapping spec names (strings) to handlers (callable classes)
      handler_override : callable class, optional
          overrides registered handlers
  
      Example
      -------
      >>> header = DataBroker[-1]
      >>> images = Images(header, 'my_detector_lightfield')
      >>> for image in images:
              # do something
      """
      return _Images(DataBroker.mds, DataBroker.fs, headers=headers, name=name,
                     handler_registry=handler_registry,
                     handler_override=handler_override)
  
subject: remove usage in function of handler_override