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Suppress Warning in Executor for Supervisor on os.fork() #60087

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Suppress Warning in Executor for Supervisor on os.fork() #60087

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8 changes: 8 additions & 0 deletions task-sdk/src/airflow/sdk/execution_time/supervisor.py
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,7 @@
import sys
import threading
import time
import warnings
import weakref
from collections import deque
from collections.abc import Callable, Generator
Expand Down Expand Up @@ -477,6 +478,13 @@ def start(
# Open the socketpair before forking off the child, so that it is open when we fork.
child_logs, read_logs = socketpair()

# Prevent on console:
# DeprecationWarning: This process (pid=NNN) is multi-threaded, use of fork() may lead to deadlocks in the child.
warnings.filterwarnings(
"ignore",
module="airflow.sdk.execution_time.supervisor",
message=".*use of fork() may lead to deadlocks in the child.",
)
pid = os.fork()
if pid == 0:
# Close and delete of the parent end of the sockets.
Expand Down