How to use the pyaux.use_exc_ipdb function in pyaux

#!/usr/bin/env python

try:
    import pyaux
    pyaux.use_exc_ipdb()
    pyaux.use_exc_log()
except:
    pass

import datetime
import matplotlib.pyplot as plt
import IPython
import logging

logging.basicConfig()

from pybacktest.testers import SimpleBacktester
from pybacktest.opt import Optimizer
from examples.ma_strategy import MACrossoverStrategy as strategy
from pybacktest.data.pandas_bars import pandas_bars_wrap
from pybacktest.data.quotes import get_daily_quotes_yahoo

def main():
    try:
        import pyaux.runlib
        pyaux.runlib.init_logging(level=1)
        pyaux.use_exc_ipdb()
    except Exception:
        pass
    logging.getLogger('requests.packages.urllib3.connectionpool').setLevel(21)
    res = do_scrap_wrongies()
    return

for turl in to_check:
        try:
            stuff = do_horrible_thing_func(turl, base_url=url)
        except GetError:
            continue  ## ... will be logged anyway.
        if stuff:
            data, resp = stuff[:2]
            res.append((turl, data, dict(resp=resp)))
    _log.debug("dhts: %r images found", len(res))
    return to_check, res


if __name__ == '__main__':
    pyaux.runlib.init_logging(level=1)
    logging.getLogger('requests.packages.urllib3.connectionpool').setLevel(21)
    pyaux.use_exc_ipdb()
    cres = do_horrible_things(sys.argv[1])
    import IPython
    IPython.embed(banner1="`cres`.")