this will be used for OFPMatch from_jsondict implementation.
as json has no notion of tuples, we will use a list instead.

Signed-off-by: YAMAMOTO Takashi <[email protected]>
---
 ryu/ofproto/oxm_fields.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ryu/ofproto/oxm_fields.py b/ryu/ofproto/oxm_fields.py
index f317da0..47bb146 100644
--- a/ryu/ofproto/oxm_fields.py
+++ b/ryu/ofproto/oxm_fields.py
@@ -135,7 +135,9 @@ def from_user(name_to_field, name, user_value):
             num = int(name.split('_')[1])
         else:
             raise KeyError('unknown match field ' + name)
-    if isinstance(user_value, tuple):
+    # the 'list' case below is a bit hack; json.dumps silently maps
+    # python tuples into json lists.
+    if isinstance(user_value, (tuple, list)):
         (value, mask) = user_value
     else:
         value = user_value
-- 
1.8.1.5


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