def prettify_exception(ex):
    print """
===================================
Exception: (%s) %s
%s
===================================
""" % (ex.__class__.__name__, ex.message, traceback.format_exc())
ExtRegistry.deregister: existing key is removed.
dataset/ETHPy150Open brunobraga/termsaver/termsaverlib/common.py/prettify_exception--crossover with--dataset/ETHPy150Open xtrementl/focus/tests/unit/test_registry.py/TestExtRegistry.testExistKey__deregister