2020-11-01 08:16:19 +01:00
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"""
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Copyright 2013 Eygene A. Ryabinkin
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Functions to perform stack tracing (for multithreaded programs
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as well as for single-threaded ones).
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"""
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2013-01-28 19:49:29 +01:00
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import sys
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import threading
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import traceback
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def dump(out):
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2020-08-29 20:03:24 +02:00
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""" Dumps current stack trace into I/O object 'out' """
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id2name = {}
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for th in threading.enumerate():
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id2name[th.ident] = th.name
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n = 0
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for i, stack in list(sys._current_frames().items()):
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out.write("\n# Thread #%d (id=%d), %s\n" % (n, i, id2name[i]))
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n = n + 1
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for f, lno, name, line in traceback.extract_stack(stack):
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out.write('File: "%s", line %d, in %s' % (f, lno, name))
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if line:
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out.write(" %s" % (line.strip()))
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out.write("\n")
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