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python-uncompyle6/test/simple_source/bug26/08_distbug.py

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Python

# From 2.3.7 dis.py. Bug ranged from 2.2 to 2.6.
# bug was in "while". uncompyle6 doesn't
# add in a COME_FROM after the while. Maybe it should?
def distb(tb=None):
"""Disassemble a traceback (default: last traceback)."""
if tb is None:
try:
tb = sys.last_traceback
except AttributeError:
raise RuntimeError, "no last traceback to disassemble"
while tb.tb_next: tb = tb.tb_next
disassemble(tb.tb_frame.f_code, tb.tb_lasti)