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authorSerhiy Storchaka <storchaka@gmail.com>2017-04-05 09:37:24 +0300
committerGitHub <noreply@github.com>2017-04-05 09:37:24 +0300
commit5affd23e6f42125998724787025080a24839266e (patch)
tree8b7ca82362e78a32805b117d574082d512251d3c /Lib/dis.py
parentbpo-29549: Fixes docstring for str.index (#256) (diff)
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bpo-29762: More use "raise from None". (#569)
This hides unwanted implementation details from tracebacks.
Diffstat (limited to 'Lib/dis.py')
-rw-r--r--Lib/dis.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/Lib/dis.py b/Lib/dis.py
index 0794b7f743b..f93d5b22d46 100644
--- a/Lib/dis.py
+++ b/Lib/dis.py
@@ -72,7 +72,7 @@ def distb(tb=None, *, file=None):
try:
tb = sys.last_traceback
except AttributeError:
- raise RuntimeError("no last traceback to disassemble")
+ raise RuntimeError("no last traceback to disassemble") from None
while tb.tb_next: tb = tb.tb_next
disassemble(tb.tb_frame.f_code, tb.tb_lasti, file=file)