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Add a lock to protect the coordinator to avoid data race condtions. #1445

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merged 3 commits into from
Apr 8, 2022
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Add a lock to protect the coordinator to avoid data race condtions. #1445

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7374344
Add a lock to protect the coordinator to avoid data race condtions.
sighingnow Apr 7, 2022
6c501a6
Fixes the docs of `run` and `run_fetches`.
sighingnow Apr 7, 2022
c81afc6
Fixes format.
sighingnow Apr 8, 2022
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7 changes: 7 additions & 0 deletions python/graphscope/client/session.py
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Original file line number Diff line number Diff line change
Expand Up @@ -715,6 +715,9 @@ def __init__(
# networkx module
self._nx = None

# a lock that protects the coordinator
self._lock = threading.Lock()

def __repr__(self):
return str(self.info)

Expand Down Expand Up @@ -937,6 +940,10 @@ def _wrapper(self, dag_node):
return dag_node

def run(self, fetches, debug=False):
with self._lock:
return self.run_fetches(fetches, debug)

def run_fetches(self, fetches, debug=False):
"""Run operations of `fetch`.
Args:
fetch: :class:`Operation`
Expand Down