From cbdd3bc5cb4d7629e21afede1df21f83c7280ee3 Mon Sep 17 00:00:00 2001
From: Yang Zhang <yangzhang@live.com>
Date: Wed, 11 Dec 2019 10:38:23 +0800
Subject: [PATCH] Safeguard docstring parsing (#40)

so that it does not choke on non conforming docstrings
---
 ppdet/core/config/schema.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/ppdet/core/config/schema.py b/ppdet/core/config/schema.py
index 4465c7306..6b55cd50f 100644
--- a/ppdet/core/config/schema.py
+++ b/ppdet/core/config/schema.py
@@ -195,7 +195,11 @@ def extract_schema(cls):
     docs = cls.__doc__
     if docs is None and getattr(cls, '__category__', None) == 'op':
         docs = cls.__call__.__doc__
-    docstring = doc_parse(docs)
+    try:
+        docstring = doc_parse(docs)
+    except Exception:
+        docstring = None
+
     if docstring is None:
         comments = {}
     else:
-- 
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