fix bugs

python/paddle/v2/reader/creator.py

@@ -57,15 +57,17 @@ def text_file(path):
     return reader
 
 
-def RecordIO(path):
+def recordio(path):
     """
     Creates a data reader that outputs record one one by one from given recordio file
     :path: path of recordio file
     :returns: data reader of recordio file
     """
 
+    import recordio as rec
+
     def reader():
-        f = recordio.reader(path)
+        f = rec.reader(path)
         while True:
             r = f.read()
             if r is None:

python/paddle/v2/reader/tests/creator_test.py

@@ -37,10 +37,10 @@ class TestTextFile(unittest.TestCase):
 
 
 class TestRecordIO(unittest.TestCase):
-    def test_RecordIO(self):
+    def test_recordio(self):
         path = os.path.join(
             os.path.dirname(__file__), "test_recordio_creator.dat")
-        reader = paddle.v2.reader.creator.RecordIO(path)
+        reader = paddle.v2.reader.creator.recordio(path)
         for idx, r in enumerate(reader()):
             self.assertSequenceEqual(r, str(idx))