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add case when errors is garbage collected

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This commit is contained in:
zilinzhu 2020-04-24 09:38:42 +08:00
parent 45e0468e02
commit 009a1b8c4c
1 changed files with 7 additions and 2 deletions
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9
tensorflow/python/training/server_lib.py
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@ -150,17 +150,22 @@ class Server(object):
self.start()
def __del__(self):
# At shutdown, `errors` may have been garbage collected.
if errors is not None:
exception = errors.UnimplementedError
else:
exception = Exception
try:
c_api.TF_ServerStop(self._server)
# Clean shutdown of servers is not yet implemented, so
# we leak instead of calling c_api.TF_DeleteServer here.
# See:
# https://github.com/tensorflow/tensorflow/blob/0495317a6e9dd4cac577b9d5cf9525e62b571018/tensorflow/core/distributed_runtime/rpc/grpc_server_lib.h#L73
except errors.UnimplementedError:
pass
except AttributeError:
# At shutdown, `c_api` may have been garbage collected.
pass
except exception:
pass
self._server = None
def start(self):