From 3f253feb5ea755b103e50f76571271d65033c0d4 Mon Sep 17 00:00:00 2001
From: mercierc <celine.mercier@scionresearch.com>
Date: Thu, 11 Nov 2021 15:27:32 +1300
Subject: [PATCH] Cython: View: fixed keys method to get list of view keys

---
 python/obitools3/dms/view/view.pyx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/python/obitools3/dms/view/view.pyx b/python/obitools3/dms/view/view.pyx
index 58a8c3d..802e639 100755
--- a/python/obitools3/dms/view/view.pyx
+++ b/python/obitools3/dms/view/view.pyx
@@ -799,7 +799,8 @@ cdef class Line :
  
  
     def keys(self):
-        return self._view.keys()
+        cdef bytes key
+        return [key for key in self._view.keys()]
  
  
     def __contains__(self, object column_name):