XXX: debug which caucase is used in testnodes

setup.py

@@ -25,6 +25,12 @@ for f in sorted(glob.glob(os.path.join('caucase', 'README.*.rst'))):
   long_description += '\n' + open(f).read() + '\n'
 # long_description += open("CHANGES.txt").read() + "\n"
 
+try:
+    import caucause
+    raise ValueError(repr(caucase))
+except ImportError:
+    pass
+
 setup(
   name='caucase',
   version='0.9.2',