From f50dfd144adf65e5898ad759eb5d0740d3d10edd Mon Sep 17 00:00:00 2001
From: Chris Maffeo <cmaffeo2@illinois.edu>
Date: Tue, 28 Aug 2018 13:17:19 -0500
Subject: [PATCH] Added type_ argument to SingleStrandedSegment.add_crossover()
 for compatibility with DoubleStrandedSegment

---
 dnarbd/segmentmodel.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dnarbd/segmentmodel.py b/dnarbd/segmentmodel.py
index 657ab57..19f1fab 100644
--- a/dnarbd/segmentmodel.py
+++ b/dnarbd/segmentmodel.py
@@ -997,7 +997,7 @@ class SingleStrandedSegment(Segment):
         seg1._connect( seg2, conn, in_3prime_direction=True )
 
 
-    def add_crossover(self, nt, other, other_nt, strands_fwd=(True,False), nt_on_5prime=True):
+    def add_crossover(self, nt, other, other_nt, strands_fwd=(True,False), nt_on_5prime=True, type_='sscrossover'):
         """ Add a crossover between two helices """
         ## Validate other, nt, other_nt
         ##   TODO
-- 
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