:TODO: Make the iterator work more than once and cache the tags in
the Python object.(?)
"""
- if threads_p is None:
+ if not threads_p:
raise NotmuchError(STATUS.NULL_POINTER)
self._threads = threads_p
automatically delete the parent object once all derived
objects are dead.
"""
- if thread_p is None:
+ if not thread_p:
raise NotmuchError(STATUS.NULL_POINTER)
self._thread = thread_p
#keep reference to parent, so we keep it alive
msgs_p = Thread._get_toplevel_messages(self._thread)
- if msgs_p is None:
+ if not msgs_p:
raise NotmuchError(STATUS.NULL_POINTER)
return Messages(msgs_p, self)