deleted final reference to zephyr nice coordinates

dwave_networkx/drawing/zephyr_layout.py

@@ -78,10 +78,7 @@ def zephyr_layout(G, scale=1., center=None, dim=2):
         m = G.graph.get('rows')
         t = G.graph.get('tile')
         coord = zephyr_coordinates(m, t)
-        if G.graph.get('labels') == 'nice':
-            pos = {v: xy_coords(*coord.nice_to_zephyr(v)) for v in G.nodes()}
-        else:
-            pos = {v: xy_coords(*coord.linear_to_zephyr(v)) for v in G.nodes()}
+        pos = {v: xy_coords(*coord.linear_to_zephyr(v)) for v in G.nodes()}
 
     return pos
 
@@ -276,13 +273,11 @@ def draw_zephyr_yield(G, **kwargs):
         m = G.graph['columns']
         t = G.graph['tile']
         coordinates = G.graph["labels"] == "coordinate"
-        nice = G.graph["labels"] == "nice"
-        # Can't interpret fabric_only from graph attributes
     except:
         raise ValueError("Target zephyr graph needs to have columns, rows, \
         tile, and label attributes to be able to identify faulty qubits.")
 
 
-    perfect_graph = zephyr_graph(m, t, coordinates=coordinates, nice_coordinates=nice)
+    perfect_graph = zephyr_graph(m, t, coordinates=coordinates)
 
     draw_yield(G, zephyr_layout(perfect_graph), perfect_graph, **kwargs)