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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def getExceptionMessage(exception, frame=-1, filename=None):
 """ Return a short message based on an exception, useful for debugging. Tries to find where the exception was triggered. """

    stack = traceback.extract_tb(sys.exc_info()[2])
    if filename:
        stack = [f for f in stack if f[0].find(filename) > -1]

    # badly raised exceptions can come without a stack
    if stack:
        (filename, line, func, text) = stack[frame]
    else:
        (filename, line, func, text) = ('no stack', 0, 'none', '')

    filename = scrubFilename(filename)
    exc = exception.__class__.__name__
    msg = ""
    # a shortcut to extract a useful message out of most exceptions
    # for now
    if str(exception):
        msg = ": %s" % str(exception)
    return "exception %(exc)s at %(filename)s:%(line)s: %(func)s()%(msg)s" \
        % locals()