import _common
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# Override the regular excepthook too -- it doesn't change anything either way
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# because ipython doesn't use it, but we want to make sure Trio doesn't warn
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# about it.
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import sys
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def custom_excepthook(*args):
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print("custom running!")
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return sys.__excepthook__(*args)
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sys.excepthook = custom_excepthook
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import IPython
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ip = IPython.get_ipython()
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# Set this to some random nonsense
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class SomeError(Exception):
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pass
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def custom_exc_hook(etype, value, tb, tb_offset=None):
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ip.showtraceback()
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ip.set_custom_exc((SomeError,), custom_exc_hook)
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import trio
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# The custom excepthook should run, because Trio was polite and didn't
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# override it
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raise trio.MultiError([ValueError(), KeyError()])
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