From 5affd23e6f42125998724787025080a24839266e Mon Sep 17 00:00:00 2001
From: Serhiy Storchaka <storchaka@gmail.com>
Date: Wed, 5 Apr 2017 09:37:24 +0300
Subject: bpo-29762: More use "raise from None". (#569)

This hides unwanted implementation details from tracebacks.
---
 Lib/configparser.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'Lib/configparser.py')

diff --git a/Lib/configparser.py b/Lib/configparser.py
index 230ab2b017..ea971f3933 100644
--- a/Lib/configparser.py
+++ b/Lib/configparser.py
@@ -1138,7 +1138,7 @@ class RawConfigParser(MutableMapping):
             sectiondict = self._sections[section]
         except KeyError:
             if section != self.default_section:
-                raise NoSectionError(section)
+                raise NoSectionError(section) from None
         # Update with the entry specific variables
         vardict = {}
         if vars:
-- 
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