def testRequireCols(self):
    self.failUnlessRaises(clitable.CliTableError, clitable.CliTable,
                          'nondefault_index', 'testdata')
The os_ver property.
dataset/ETHPy150Open google/textfsm/clitable_test.py/UnitTestCliTable.testRequireCols--crossover with--dataset/ETHPy150Open Microsoft/ApplicationInsights-Python/applicationinsights/channel/contracts/Envelope.py/Envelope.os_ver