Wei Zhong created FLINK-13077:
---------------------------------

             Summary: CatalogPartitionAPICompletenessTests in pyflink failed 
because of lacking "getComment" method
                 Key: FLINK-13077
                 URL: https://issues.apache.org/jira/browse/FLINK-13077
             Project: Flink
          Issue Type: Bug
          Components: API / Python
            Reporter: Wei Zhong


The following exception will be thrown:
{code:java}
self = 
<pyflink.table.tests.test_catalog_completeness.CatalogPartitionAPICompletenessTests
 testMethod=test_completeness>

    def test_completeness(self):
>       self.check_methods()

pyflink/testing/test_case_utils.py:210: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

cls = <class 
'pyflink.table.tests.test_catalog_completeness.CatalogPartitionAPICompletenessTests'>

    @classmethod
    def check_methods(cls):
        java_primary_methods = {'getClass', 'notifyAll', 'equals', 'hashCode', 
'toString',
                                'notify', 'wait'}
        java_methods = 
PythonAPICompletenessTestCase.get_java_class_methods(cls.java_class())
        python_methods = cls.get_python_class_methods(cls.python_class())
        missing_methods = java_methods - python_methods - 
cls.excluded_methods() \
            - java_primary_methods
        if len(missing_methods) > 0:
            raise Exception('Methods: %s in Java class %s have not been added 
in Python class %s.'
>                           % (missing_methods, cls.java_class(), 
> cls.python_class()))
E           Exception: Methods: set([u'getComment']) in Java class 
org.apache.flink.table.catalog.CatalogPartition have not been added in Python 
class <class 'pyflink.table.catalog.CatalogPartition'>.
{code}
After a quick investigation of this issue, it seem that it is introduced in the 
commit and PR as follows:
 - 
[https://github.com/apache/flink/commit/59ff00d71d298fa61a92efa4fecd46f3cefc50f6]
 - [https://github.com/apache/flink/pull/8926]



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