def is_(a, b, msg=None):
    assert a is b, msg or "%r is not %r" % (a, b)
Set the readline word delimiters for tab-completion.
dataset/ETHPy150Open RoseOu/flasky/venv/lib/python2.7/site-packages/sqlalchemy/testing/assertions.py/is_--crossover with--dataset/ETHPy150Open Ali-Razmjoo/OWASP-ZSC/module/readline_windows/pyreadline/rlmain.py/BaseReadline.set_completer_delims