From 7e5406215aebaa2ed253ecf45fa21b885b93e406 2019-02-08 17:09:19
From: Partha P. Mukherjee <ppm.floss@gmail.com>
Date: 2019-02-08 17:09:19
Subject: [PATCH] Fix# 11559 weird regexp in magic writefile

---

diff --git a/IPython/core/magics/osm.py b/IPython/core/magics/osm.py
index b6214c0..a309280 100644
--- a/IPython/core/magics/osm.py
+++ b/IPython/core/magics/osm.py
@@ -825,7 +825,7 @@ class OSMagics(Magics):
         The file will be overwritten unless the -a (--append) flag is specified.
         """
         args = magic_arguments.parse_argstring(self.writefile, line)
-        if re.match(r'[\'*\']|["*"]', args.filename):
+        if re.match(r'^(\'.*\')|(".*")$', args.filename):
             filename = os.path.expanduser(args.filename[1:-1])
         else:
             filename = os.path.expanduser(args.filename)