old_contents: # -*- coding: utf-8 -*-
  #
  # This file is part of Invenio.
  # Copyright (C) 2017-2020 CERN.
  #
  # Invenio is free software; you can redistribute it and/or modify it
  # under the terms of the MIT License; see LICENSE file for more details.
  
  """Base utilities."""
  
  import six
  from flask import current_app
  from werkzeug.utils import import_string
  
  
  def obj_or_import_string(value, default=None):
      """Import string or return object.
  
      :params value: Import path or class object to instantiate.
      :params default: Default object to return if the import fails.
      :returns: The imported object.
      """
      if isinstance(value, six.string_types):
          return import_string(value)
      elif value:
          return value
      return default
  
  
  def load_or_import_from_config(key, app=None, default=None):
      """Load or import value from the application config.
  
      :params key: Configuration key.
      :params app: Flask application (by default ``flask.current_app``).
      :params default: Default object to return if the import fails
          (by default ``None``).
      :returns: The loaded value.
      """
      app = app or current_app
      value = app.config.get(key)
      return obj_or_import_string(value, default=default)
  
new_contents: # -*- coding: utf-8 -*-
  #
  # This file is part of Invenio.
  # Copyright (C) 2017-2020 CERN.
  #
  # Invenio is free software; you can redistribute it and/or modify it
  # under the terms of the MIT License; see LICENSE file for more details.
  
  """Base utilities."""
  
  from flask import current_app
  from werkzeug.utils import import_string
  
  
  def obj_or_import_string(value, default=None):
      """Import string or return object.
  
      :params value: Import path or class object to instantiate.
      :params default: Default object to return if the import fails.
      :returns: The imported object.
      """
      if isinstance(value, str):
          return import_string(value)
      elif value:
          return value
      return default
  
  
  def load_or_import_from_config(key, app=None, default=None):
      """Load or import value from the application config.
  
      :params key: Configuration key.
      :params app: Flask application (by default ``flask.current_app``).
      :params default: Default object to return if the import fails
          (by default ``None``).
      :returns: The loaded value.
      """
      app = app or current_app
      value = app.config.get(key)
      return obj_or_import_string(value, default=default)
  
subject: remove usage of six