Fix python3 compatibility issues with doc fix

xbob/measure/__init__.py

@@ -127,3 +127,6 @@ def cmc(cmc_scores):
     cumulative_match_characteristic[i] = count / probe_count
 
   return cumulative_match_characteristic
+
+# gets sphinx autodoc done right - don't remove it
+__all__ = [_ for _ in dir() if not _.startswith('_')]