def register_unavailable(cls, interface_type, resource_class, msg):
"""Register an unavailable session class for a given interface type and
resource class.
raising a ValueError if called.
:type interface_type: constants.InterfaceType
:type resource_class: str
"""
# noinspection PyUnusedLocal
class _internal(object):
session_issue = msg
def __init__(self, *args, **kwargs):
raise ValueError(msg)
_internal.session_issue = msg
if (interface_type, resource_class) in cls._session_classes:
logger.warning(
'%s is already registered in the ResourceManager. '
'Overwriting with unavailable %s',
((interface_type, resource_class), msg))
cls._session_classes[(interface_type, resource_class)] = _internal
def _internal(python_class):
if (interface_type, resource_class) in cls._session_classes:
logger.warning('%s is already registered in the ResourceManager. '
'Overwriting with %s' % ((interface_type, resource_class), python_class))
cls._session_classes[(interface_type, resource_class)] = python_class
return python_class
def _internal(python_class):
if (interface_type, resource_class) in cls._session_classes:
logger.warning('%s is already registered in the ResourceManager. '
'Overwriting with %s' % ((interface_type, resource_class), python_class))
python_class.session_type = (interface_type, resource_class)
cls._session_classes[(interface_type, resource_class)] = python_class
return python_class
def register_unavailable(
cls, interface_type: constants.InterfaceType, resource_class: str, msg: str
) -> None:
"""Register that no session class exists.
This creates a fake session that will raise a ValueError if called.
Parameters
----------
interface_type : constants.InterfaceType
Type of interface.
resource_class : str
Class of the resource
msg : str
Message detailing why no session class exists for this particular
interface type, resource class pair.
Returns
-------
Type[Session]
Fake session.
"""
class _internal(Session):
#: Message detailing why no session is available.
session_issue: str = msg
def __init__(self, *args, **kwargs) -> None:
raise ValueError(msg)
def _get_attribute(self, attr):
raise NotImplementedError()
def _set_attribute(self, attr, value):
raise NotImplementedError()
def close(self):
raise NotImplementedError()
if (interface_type, resource_class) in cls._session_classes:
logger.warning(
"%s is already registered in the ResourceManager. "
"Overwriting with unavailable %s",
((interface_type, resource_class), msg),
)
cls._session_classes[(interface_type, resource_class)] = _internal
def register_unavailable(cls, interface_type, resource_class, msg):
"""Register an unavailable session class for a given interface type and resource class.
raising a ValueError if called.
:type interface_type: constants.InterfaceType
:type resource_class: str
"""
def _internal(*args, **kwargs):
raise ValueError(msg)
_internal.session_issue = msg
if (interface_type, resource_class) in cls._session_classes:
logger.warning('%s is already registered in the ResourceManager. '
'Overwriting with unavailable %s' % ((interface_type, resource_class), msg))
cls._session_classes[(interface_type, resource_class)] = _internal
