fix test bugs in: 1. use prettytable to print instance; 2. CNXNLI loader and pipe.

test/core/test_dataset.py

@@ -230,7 +230,7 @@ class TestDataSetIter(unittest.TestCase):
         ds = DataSet({"x": [[1, 2, 3, 4]] * 10, "y": [[5, 6]] * 10})
         for iter in ds:
             self.assertEqual(iter.__repr__(), """+--------------+--------+
-|      x       |   y    |
+| x            | y      |
 +--------------+--------+
 | [1, 2, 3, 4] | [5, 6] |
 +--------------+--------+""")

test/io/loader/test_matching_loader.py

@@ -31,7 +31,7 @@ class TestMatchingLoad(unittest.TestCase):
             'MNLI': ('test/data_for_tests/io/MNLI', MNLILoader, (5, 5, 5, 5, 6), True),
             'Quora': ('test/data_for_tests/io/Quora', QuoraLoader, (2, 2, 2), False),
             'BQCorpus': ('test/data_for_tests/io/BQCorpus', BQCorpusLoader, (5, 5, 5), False),
-            'XNLI': ('test/data_for_tests/io/XNLI', CNXNLILoader, (6, 7, 6), False),
+            'XNLI': ('test/data_for_tests/io/XNLI', CNXNLILoader, (6, 8, 6), False),
             'LCQMC': ('test/data_for_tests/io/LCQMC', LCQMCLoader, (5, 6, 6), False),
         }
         for k, v in data_set_dict.items():

test/io/pipe/test_matching.py

@@ -38,7 +38,7 @@ class TestRunMatchingPipe(unittest.TestCase):
             'QNLI': ('test/data_for_tests/io/QNLI', QNLIPipe, QNLIBertPipe, (5, 5, 5), (372, 2), True),
             'MNLI': ('test/data_for_tests/io/MNLI', MNLIPipe, MNLIBertPipe, (5, 5, 5, 5, 6), (459, 3), True),
             'BQCorpus': ('test/data_for_tests/io/BQCorpus', BQCorpusPipe, BQCorpusBertPipe, (5, 5, 5), (32, 2), False),
-            'XNLI': ('test/data_for_tests/io/XNLI', CNXNLIPipe, CNXNLIBertPipe, (6, 7, 6), (37, 3), False),
+            'XNLI': ('test/data_for_tests/io/XNLI', CNXNLIPipe, CNXNLIBertPipe, (6, 8, 6), (37, 3), False),
             'LCQMC': ('test/data_for_tests/io/LCQMC', LCQMCPipe, LCQMCBertPipe, (5, 6, 6), (36, 2), False),
         }
         for k, v in data_set_dict.items():