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			31 lines
		
	
	
	
		
			727 B
		
	
	
	
		
			Python
		
	
	
	
	
	
		
		
			
		
	
	
			31 lines
		
	
	
	
		
			727 B
		
	
	
	
		
			Python
		
	
	
	
	
	
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								#!/usr/bin/env python3
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								# gh-115832: An object destructor running during the final GC of interpreter
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								# shutdown triggered an infinite loop in the instrumentation code.
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								import sys
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								class CallableCycle:
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								    def __init__(self):
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								        self._cycle = self
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								    def __del__(self):
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								        pass
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								    def __call__(self, code, instruction_offset):
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								        pass
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								def tracefunc(frame, event, arg):
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								    pass
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								def main():
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								    tool_id = sys.monitoring.PROFILER_ID
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								    event_id = sys.monitoring.events.PY_START
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								    sys.monitoring.use_tool_id(tool_id, "test profiler")
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								    sys.monitoring.set_events(tool_id, event_id)
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								    sys.monitoring.register_callback(tool_id, event_id, CallableCycle())
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								if __name__ == "__main__":
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								    sys.exit(main())
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