From ab6966eafd4a5de9d60a1d88f2054f5104dba241 Mon Sep 17 00:00:00 2001
From: davebshow <davebshow@gmail.com>
Date: Wed, 29 Aug 2018 09:16:23 -0700
Subject: [PATCH] pass mode to dump

---
 goblin/fileio/graphson.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/goblin/fileio/graphson.py b/goblin/fileio/graphson.py
index d531017..c993242 100644
--- a/goblin/fileio/graphson.py
+++ b/goblin/fileio/graphson.py
@@ -17,9 +17,9 @@ AdjList = collections.namedtuple("AdjList", "vertex inE outE")
 vp_id = 10
 
 
-def dump(fpath, *adj_lists):
+def dump(fpath, *adj_lists, mode="w"):
     """Convert Goblin elements to GraphSON"""
-    with open(fpath, "w") as f:
+    with open(fpath, mode) as f:
         for adj_list in adj_lists:
             dumped = dumps(adj_list)
             f.write(dumped + '\n')
-- 
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