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Debugging and profiling

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register

faulthandler

function

register(signum, file=sys.stderr, all_threads=True, chain=False, *, max_threads=100)

Register a handler for the signal 'signum'.

Dump the traceback of the current thread, or of all threads if
all_threads is True, into file. max_threads caps the number of threads
dumped.

© Python Software Foundation. PSF License Version 2 · Official docs ↗

Changed in 3.5, 3.15

3.5: Added support for passing file descriptor to this function.
3.15: Added the max_threads keyword argument.