class_docstr: Base class for test table sink.
code: def __init__(self, j_table_sink):
      super(TestTableSink, self).__init__(j_table_sink)
  
imports: import glob
  import os
  import unittest
  from py4j.java_gateway import java_import
  from pyflink.find_flink_home import _find_flink_source_root
  from pyflink.java_gateway import get_gateway
  from pyflink.table.sinks import TableSink
  from pyflink.table.types import _to_java_data_type
  from pyflink.util import java_utils
label_desc: Use image node_id 1 to create a new TestTableSink object from inherited base classes: TableSink with example: obj = TestTableSink(j_table_sink)