def delete_client(self):
if not self._client:
return
try:
ref_count = sys.getrefcount(self._client)
if ref_count != 2:
# The getrefcount() hold 1 reference and self.client itself
# hold 1 reference.
raise error.NmstateInternalError(
"_NmClient.delete_client() cannot release resources "
"of NM.Client duo to other unreleased use.")
self._nmclient_cleanup()
except Exception:
pass
def drop_cancellable(self, c):
idx = self._cancellables.index(c)
if idx == 0:
raise error.NmstateInternalError('Cannot drop main cancellable')
del self._cancellables[idx]
def __del__(self):
if self._client:
raise error.NmstateInternalError(
"_NmClient.delete_client() should be explicitly called "
"before python GC clean up the object."
)