bugfix: empty clique don't bug anymore

deconvolution/dgraph/CliqueDGFactory.py

@@ -30,6 +30,13 @@ class CliqueDGFactory(AbstractDGFactory):
                     clq_per_node[node] = []
                 clq_per_node[node].append(idx)
 
+        # clq_per_node for nei can be empty because of minimum clique size
+        # So we add singleton cliques for those nodes
+        for node in subgraph.nodes:
+            if node not in clq_per_node:
+                cliques.append([node])
+                clq_per_node[node] = [len(cliques) - 1]
+
         # Pair cliques
         clq_pairs = set()
         for idx, clq in enumerate(cliques):
@@ -37,10 +44,6 @@ class CliqueDGFactory(AbstractDGFactory):
                 neighbors = list(subgraph.neighbors(node))
                 # Looks into the neighbors for clique pairing
                 for nei in neighbors:
-                    if nei not in clq_per_node:
-                        print("!!!!!!!!!!!!!!!")
-                        print(clq_per_node)
-                        print("!!!!!!!!!!!!!!!")
                     nei_clqs = clq_per_node[nei]
                     # Pair useful cliques
                     for nei_clq in nei_clqs: