get() is never actually needed, remove it

snarl/main.py

@@ -53,7 +53,7 @@ def trace_connectivity(
             else:
                 name = NetName()     # Anonymous net
 
-            nets_info.get(name, layer).append(poly)
+            nets_info.nets[name][layer].append(poly)
 
             if len(found_nets) > 1:
                 # Found a short

snarl/tracker.py

@@ -64,8 +64,6 @@ class NetsInfo:
                 self.nets[keep_net][layer] += self.nets[old_net][layer]
             del self.nets[old_net]
 
-    def get(self, net: NetName, layer: layer_t) -> List[contour_t]:
-        return self.nets[self.resolve_name(net)][layer]
 
     def get_shorted_nets(self) -> List[Set[NetName]]:
         shorts = defaultdict(list)