Fix formatting error.

Peng Li · Peng Li · commit 59ae6612e143 · 2016-12-15T16:11:22.000+08:00
diff --git a/python/paddle/trainer_config_helpers/evaluators.py b/python/paddle/trainer_config_helpers/evaluators.py
@@ -330,8 +330,7 @@ def chunk_evaluator(
         label,
         chunk_scheme,
         num_chunk_types,
-        name=None,
-        ):
+        name=None, ):
     """
     Chunk evaluator is used to evaluate segment labelling accuracy for a
     sequence. It calculates the chunk detection F1 score.
