From b5d42077fa8bb3bc9c6745a9357ad47ce977e690 Mon Sep 17 00:00:00 2001
From: Hugo Branquinho <hugobranq@gmail.com>
Date: Mon, 16 Mar 2015 11:55:07 +0000
Subject: [PATCH 1/2] Error cloning SequenceSchema

---
 colander/__init__.py | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/colander/__init__.py b/colander/__init__.py
index 1de747d..13d8d47 100644
--- a/colander/__init__.py
+++ b/colander/__init__.py
@@ -2042,9 +2042,12 @@ class _SchemaNode(object):
         """ Clone the schema node and return the clone.  All subnodes
         are also cloned recursively.  Attributes present in node
         dictionaries are preserved."""
-        cloned = self.__class__(self.typ)
-        cloned.__dict__.update(self.__dict__)
-        cloned.children = [ node.clone() for node in self.children ]
+        children = [node.clone() for node in self.children]
+        cloned = self.__class__(self.typ, *children)
+
+        attributes = self.__dict__.copy()
+        attributes.pop('children', None)
+        cloned.__dict__.update(attributes)
         return cloned
 
     def bind(self, **kw):

From fabac87ea2dac7a3766f68fd17b60fd801501836 Mon Sep 17 00:00:00 2001
From: Hugo Branquinho <hugobranq@gmail.com>
Date: Thu, 21 Jan 2016 17:09:46 +0000
Subject: [PATCH 2/2] Add test case for SequenceSchema cloning error

---
 CONTRIBUTORS.txt                | 1 +
 colander/tests/test_colander.py | 7 +++++++
 2 files changed, 8 insertions(+)

diff --git a/CONTRIBUTORS.txt b/CONTRIBUTORS.txt
index 81031f0..ad0c8a6 100644
--- a/CONTRIBUTORS.txt
+++ b/CONTRIBUTORS.txt
@@ -125,3 +125,4 @@ Contributors
 - Nando Florestan, 2014/11/27
 - Amos Latteier, 2014/11/30
 - Jimmy Thrasibule, 2014/12/11
+- Hugo Branquinho, 2015/01/21
diff --git a/colander/tests/test_colander.py b/colander/tests/test_colander.py
index 8c342c8..b7cced5 100644
--- a/colander/tests/test_colander.py
+++ b/colander/tests/test_colander.py
@@ -3319,6 +3319,13 @@ class TestSequenceSchema(unittest.TestCase):
             e.msg,
             'Sequence schemas must have exactly one child node')
 
+    def test_clone(self):
+        import colander
+        thingnode = colander.SchemaNode(colander.String())
+        thingnode2 = colander.SchemaNode(colander.String())
+        schema = colander.SequenceSchema(colander.Sequence(), thingnode, thingnode2)
+        schema.clone()
+
 class TestTupleSchema(unittest.TestCase):
     def test_it(self):
         import colander