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authorSerhiy Storchaka <storchaka@gmail.com>2013-09-05 17:28:10 +0300
committerSerhiy Storchaka <storchaka@gmail.com>2013-09-05 17:28:10 +0300
commit6db9e88effca95d6d48db243a05169b3ed79bc2d (patch)
tree898d65eb7459d06b012738206f3ec3d18163d413 /Lib/inspect.py
parent930c3c9e43dee8ad65f33d167b0c511cd22f6334 (diff)
downloadcpython-git-6db9e88effca95d6d48db243a05169b3ed79bc2d.tar.gz
Issue #18830: inspect.getclasstree() no more produces duplicated entries even
when input list contains duplicates.
Diffstat (limited to 'Lib/inspect.py')
-rw-r--r--Lib/inspect.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/Lib/inspect.py b/Lib/inspect.py
index c2a32fee24..933694394d 100644
--- a/Lib/inspect.py
+++ b/Lib/inspect.py
@@ -728,7 +728,8 @@ def getclasstree(classes, unique=0):
for parent in c.__bases__:
if not parent in children:
children[parent] = []
- children[parent].append(c)
+ if c not in children[parent]:
+ children[parent].append(c)
if unique and parent in classes: break
elif c not in roots:
roots.append(c)