Ensure drop_streams utility wraps non-tuples
@@ -1165,7 +1165,7 @@ def drop_streams(streams, kdims, keys):
stream_params = stream_parameters(streams)
inds, dims = zip(*[(ind, kdim) for ind, kdim in enumerate(kdims)
if kdim not in stream_params])
- return dims, [tuple(key[ind] for ind in inds) for key in keys]
+ return dims, [tuple(wrap_tuple(key)[ind] for ind in inds) for key in keys]
def itervalues(obj):
