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Fix asyncio.get_event_loop() RuntimeError on Python 3.12+ #150

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Fix asyncio.get_event_loop() RuntimeError on Python 3.12+ #150

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6 changes: 6 additions & 0 deletions src/i2cssh/lib.py
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Original file line number Diff line number Diff line change
Expand Up @@ -299,6 +299,12 @@ def app(hosts_or_cluster, *_args, **cmdline_opts):
# Preserve current $PATH variable. Some shells (e.g. fish) are not in the default $PATH.
current_path = os.environ.get("PATH")

# Python 3.12+ no longer implicitly creates an event loop; iterm2 requires one to exist.
try:
asyncio.get_event_loop()
except RuntimeError:
asyncio.set_event_loop(asyncio.new_event_loop())

# Execute the SSH sessions
iterm2.run_until_complete(
exec_in_iterm(groups, cmdline_opts, global_opts, current_path)
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