def get_all_external_accounts(resource_root, type_name, view=None):
  """
  Lookup all external accounts of a particular type, by type name.
  @param resource_root: The root Resource object.
  @param type_name: Type name
  @param view: View
  @return: An ApiList of ApiExternalAccount objects matching the specified type
  """
  return call(resource_root.get,
      EXTERNAL_ACCOUNT_FETCH_PATH % ("type", type_name,),
      ApiExternalAccount, True, params=view and dict(view=view) or None)
Lookup all external accounts of a particular type, by type name.
  @param resource_root: The root Resource object.
  @param type_name: Type name
  @param view: View
  @return: An ApiList of ApiExternalAccount objects matching the specified type