# HG changeset patch
# User Ludovic Chabant <ludo...@chabant.com>
# Date 1555683918 0
# Fri Apr 19 14:25:18 2019 +0000
# Branch stable
# Node ID 96a51193678400abf9d04af65e60a8dccf540cd7
# Parent 4a8d9ed864754837a185a642170cde24392f9abf
py3: protect from exceptions thrown by other meta-path finders
diff --git a/mercurial/__init__.py b/mercurial/__init__.py
--- a/mercurial/__init__.py
+++ b/mercurial/__init__.py
@@ -54,9 +54,14 @@
if finder == self:
continue
- spec = finder.find_spec(fullname, path, target=target)
- if spec:
- break
+ try:
+ spec = finder.find_spec(fullname, path, target=target)
+ if spec:
+ break
+ except:
+ # Some finders don't implement `find_spec`, like
+ # `_SixMetaPathImporter`.
+ pass
# This is a Mercurial-related module but we couldn't find it
# using the previously-registered finders. This likely means
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