Tips **** .. highlight:: python .. _unittest_maxdiff: Diff ==== To control the maximum length of diffs output by assert methods use maxDiff_:: def setUp(self): self.maxDiff = None # or class MyTest(unittest.TestCase): maxDiff = None Skip Test ========= :: try: ... except: self.skipTest('Selenium server not available. Build marked UNSTABLE') .. _maxDiff: https://docs.python.org/3.4/library/unittest.html#unittest.TestCase.maxDiff