Another little helper

scripts/walk.py

@@ -0,0 +1,22 @@
+import os
+import random
+
+edges = {}
+
+for i in os.listdir('edges'):
+    if '=' not in i: continue
+    src, dst = i.rsplit('.', 1)[0].split('=', 1)
+    edges.setdefault(src, set()).add((src, dst))
+
+seen = set()
+
+src = random.choice(edges.keys())
+for i in range(1000):
+    print src
+    dsts = edges.get(src, set()).difference(seen)
+    if not dsts:
+        src = random.choice(edges.keys())
+    else:
+        dst = random.choice(list(dsts))[1]
+        print '='.join([src, dst])
+        src = dst